projects/mde: mde/mergetag/parse/parseTo.d annotate

annotate mde/mergetag/parse/parseTo.d @ 70:7fc0a8295c83

Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies.

author	Diggory Hardy <diggory.hardy@gmail.com>
date	Fri, 04 Jul 2008 19:04:16 +0100
parents
children

rev	line source
70 7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	1 /**************************************************************************************************
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	2 * copyright: Copyright (c) 2007-2008 Diggory Hardy.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	3 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	4 * author: Diggory Hardy, diggory.hardy@gmail.com
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	5 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	6 * license: BSD style: $(LICENSE)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	7 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	8 * This contains templates for converting a char[] to various data-types.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	9 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	10 * parseTo is roughly the inverse of $(B parseFrom) and should read any data output by $(B parseFrom).
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	11 * It is also available in tango.scrapple.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	12 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	13 * This module basically implements the following templated function for most basic D types:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	14 * bool, byte, short, int, long, ubyte, ushort, uint, ulong, float, double, real, char.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	15 * It also supports arrays and associative arrays of any supported type (including of other arrays)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	16 * and has special handling for strings (char[]) and binary (ubyte[]) data-types.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	17 * -----------------------------
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	18 * T parseTo(T) (char[] source);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	19 * -----------------------------
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	20 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	21 * $(I source) is the string to parse, and data of the templated type that is read from the string
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	22 * is returned. See the examples to get a better idea of its use.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	23 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	24 * Syntax:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	25 * The syntax for parsing $(I source) is mostly the same used by D without any prefixes/suffixes
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	26 * (except 0x, 0b & 0o base specifiers). Also a special ubyte[] syntax is supported; see examples.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	27 * The following escape sequences are supported for strings and characters: \' \" \\
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	28 * \a \b \f \n \r \t \v . Associative array literals use the same syntax as D, described here:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	29 * $(LINK http://www.digitalmars.com/d/2.0/expression.html#AssocArrayLiteral). All whitespace is
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	30 * ignored (except of course within strings).
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	31 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	32 * There are also some public utility functions with their own documentation.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	33 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	34 * Throws:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	35 * On errors, a ParseException or a UnicodeException (both extend TextException) is thrown with a
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	36 * suitable message. No other exceptions should be thrown.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	37 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	38 * Remarks:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	39 * There is currently no support for reading wchar/dchar strings. There are, however, unicode
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	40 * conversions for converting UTF-8 to UTF-16/32. Be careful if converting on a char-by-char basis;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	41 * such conversions cannot be used for non-ascii characters.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	42 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	43 * Examples:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	44 * ------------------------------------------------------------------------------------------------
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	45 * // Basic examples:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	46 * ulong a = parseTo!(ulong) ("20350");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	47 * float d = parseTo!(float) (" 1.2e-9 ");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	48 * int[] b = parseTo!(int[]) ("[0,1,2,3]");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	49 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	50 * // String and char[] syntax:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	51 * char[] c = parseTo!(char[]) ("\"A string\"");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	52 * char[] e = parseTo!(char[]) ("['a','n','o','t','h','e','r', ' ' ,'s','t','r','i','n','g']");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	53 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	54 * // These be used interchangably; here's a more complex example of an associative array:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	55 * bool[char[]] f = parseTo!(bool[char[]]) ("[ \"one\":true, ['t','w','o']:false, \"three\":1, \"four\":000 ]");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	56 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	57 * // There is also a special notation for ubyte[] types:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	58 * // The digits following 0x must be in pairs and each specify one ubyte.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	59 * assert ( parseTo!(ubyte[]) (`0x01F2AC`) == parseTo!(ubyte[]) (`[01 ,0xF2, 0xAC]`) );
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	60 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	61 * // There's no limit to the complexity!
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	62 * char[char[][][][char]][bool] z = ...; // don't expect me to write this!
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	63 * ------------------------------------------------------------------------------------------------
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	64 *************************************************************************************************/
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	65
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	66 module mde.mergetag.parse.parseTo;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	67
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	68 // tango imports
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	69 import tango.core.Exception : TextException, UnicodeException;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	70 import cInt = tango.text.convert.Integer;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	71 import cFloat = tango.text.convert.Float;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	72 import Utf = tango.text.convert.Utf;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	73 import Util = tango.text.Util;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	74
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	75 /**
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	76 * Base class for parseTo exceptions.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	77 */
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	78 class ParseException : TextException
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	79 {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	80 this( char[] msg )
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	81 {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	82 super( msg );
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	83 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	84 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	85
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	86
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	87 //BEGIN parseTo templates
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	88
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	89 // Associative arrays
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	90
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	91 const char[] AA_ERR = "Invalid associative array: ";
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	92 T[S] parseTo(T : T[S], S) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	93 src = Util.trim(src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	94 if (src.length < 2 \|\| src[0] != '[' \|\| src[$-1] != ']')
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	95 throw new ParseException (AA_ERR ~ "not [ ... ]"); // bad braces.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	96
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	97 T[S] ret;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	98 foreach (char[] pair; split (src[1..$-1])) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	99 uint i = 0;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	100 while (i < pair.length) { // advance to the ':'
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	101 char c = pair[i];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	102 if (c == ':') break;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	103 if (c == '\'' \|\| c == '"') { // string or character
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	104 ++i;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	105 while (i < pair.length && pair[i] != c) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	106 if (pair[i] == '\\') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	107 if (i+2 >= pair.length) throw new ParseException (AA_ERR ~ "unfinished escape sequence within string/char");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	108 ++i; // escape seq.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	109 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	110 ++i;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	111 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	112 if (i == pair.length) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	113 throw new ParseException (AA_ERR ~ "encountered [ ... KEY] (missing :DATA)");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	114 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	115 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	116 ++i;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	117 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	118 if (i == pair.length) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	119 throw new ParseException (AA_ERR ~ "encountered [ ... KEY:] (missing DATA)");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	120 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	121 ret[parseTo!(S) (pair[0..i])] = parseTo!(T) (pair[i+1..$]);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	122 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	123 return ret;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	124 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	125 debug (UnitTest) unittest {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	126 char[][char] X = parseTo!(char[][char]) (`['a':"animal", 'b':['b','u','s']]`);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	127 char[][char] Y = ['a':cast(char[])"animal", 'b':['b','u','s']];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	128
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	129 //FIXME: when the compiler's fixed: http://d.puremagic.com/issues/show_bug.cgi?id=1671
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	130 // just assert (X == Y)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	131 assert (X.length == Y.length);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	132 assert (X.keys == Y.keys);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	133 assert (X.values == Y.values);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	134 //X.rehash; Y.rehash; // doesn't make a difference
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	135 //assert (X == Y); // fails (compiler bug)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	136 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	137
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	138
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	139 // Arrays
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	140
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	141 T[] parseTo(T : T[]) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	142 src = Util.trim(src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	143 if (src.length >= 2 && src[0] == '[' && src[$-1] == ']') return toArray!(T[]) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	144 throw new ParseException ("Invalid array: not [x, ..., z]");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	145 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	146
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	147 // String (array special case)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	148 T parseTo(T : char[]) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	149 src = Util.trim(src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	150 if (src.length >= 2 && src[0] == '"' && src[$-1] == '"') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	151 src = src[1..$-1];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	152 T ret;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	153 ret.length = src.length; // maximum length; retract to actual length later
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	154 uint i = 0;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	155 for (uint t = 0; t < src.length;) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	156 // process a block of non-escaped characters
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	157 uint s = t;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	158 while (t < src.length && src[t] != '\\') ++t; // non-escaped characters
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	159 uint j = i + t - s;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	160 ret[i..j] = src[s..t]; // copy a block
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	161 i = j;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	162
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	163 // process a block of escaped characters
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	164 while (t < src.length && src[t] == '\\') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	165 t++;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	166 if (t == src.length) throw new ParseException ("Invalid string: ends \\\" !"); // next char is "
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	167 ret[i++] = replaceEscapedChar (src[t++]); // throws if it's invalid
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	168 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	169 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	170 return ret[0..i];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	171 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	172 else if (src.length >= 2 && src[0] == '[' && src[$-1] == ']') return toArray!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	173 throw new ParseException ("Invalid string: not quoted (\"*\") or char array (['a',...,'c'])");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	174 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	175 // Unicode conversions for strings:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	176 T parseTo(T : wchar[]) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	177 // May throw a UnicodeException; don't bother catching and rethrowing:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	178 return Utf.toString16 (parseTo!(char[]) (src));
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	179 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	180 T parseTo(T : dchar[]) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	181 // May throw a UnicodeException; don't bother catching and rethrowing:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	182 return Utf.toString32 (parseTo!(char[]) (src));
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	183 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	184
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	185 // Binary (array special case)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	186 T parseTo(T : ubyte[]) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	187 src = Util.trim(src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	188 // Standard case:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	189 if (src.length >= 2 && src[0] == '[' && src[$-1] == ']') return toArray!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	190 // Special case: sequence of hex digits, each pair of which is a ubyte
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	191 if (src.length >= 2 && src[0..2] == "0x") {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	192 src = src[2..$]; // strip down to actual digits
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	193
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	194 // Must be in pairs:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	195 if (src.length % 2 == 1) throw new ParseException ("Invalid binary: odd number of chars");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	196
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	197 T ret;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	198 ret.length = src.length / 2; // exact
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	199
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	200 for (uint i, pos; pos + 1 < src.length; ++i) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	201 ubyte x = readHexChar(src, pos) << 4;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	202 x \|= readHexChar(src, pos);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	203 ret[i] = x;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	204 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	205 return ret;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	206 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	207 else throw new ParseException ("Invalid ubyte[]: not an array and doesn't start 0x");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	208 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	209
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	210 debug (UnitTest) unittest {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	211 assert (parseTo!(double[]) (`[1.0,1.0e-10]`) == [1.0, 1.0e-10]); // generic array stuff
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	212 assert (parseTo!(double[]) (`[ ]`) == cast(double[]) []); // empty array
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	213
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	214 // char[] and char conversions, with commas, escape sequences and multichar UTF8 characters:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	215 assert (parseTo!(char[][]) (`[ ".\"", [',','\''] ,"!\b€" ]`) == [ ".\"".dup, [',','\''] ,"!\b€" ]);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	216
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	217 // wchar[] and dchar[] conversions:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	218 // The characters were pretty-much pulled at random from unicode tables.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	219 // The last few cause some wierd (display only) effects in my editor.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	220 assert (parseTo!(wchar[]) ("\"Test string: ¶α؟अกሀ搀\"") == "Test string: ¶α؟अกሀ搀"w);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	221 assert (parseTo!(dchar[]) ("\"Test string: ¶α؟अกሀ搀\"") == "Test string: ¶α؟अกሀ搀"d);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	222
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	223 assert (parseTo!(ubyte[]) (`0x01F2AC`) == cast(ubyte[]) [0x01, 0xF2, 0xAC]); // ubyte[] special notation
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	224 assert (parseTo!(ubyte[]) (`[01 ,0xF2, 0xAC]`) == cast(ubyte[]) [0x01, 0xF2, 0xAC]); // ubyte[] std notation
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	225 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	226
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	227
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	228 // Basic types
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	229
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	230 // Char
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	231 T parseTo(T : char) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	232 src = Util.trim(src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	233 if (src.length < 3 \|\| src[0] != '\'' \|\| src[$-1] != '\'')
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	234 throw new ParseException ("Invalid char: not quoted (e.g. 'c')");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	235 if (src[1] != '\\' && src.length == 3) return src[1]; // Either non escaped
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	236 if (src.length == 4) return replaceEscapedChar (src[2]); // Or escaped
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	237
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	238 // Report various errors; warnings for likely and difficult to tell cases:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	239 // Warn in case it's a multibyte UTF-8 character:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	240 if (src[1] & 0xC0u) throw new UnicodeException ("Invalid char: too long (non-ASCII UTF-8 characters cannot be read as a single character)", 1);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	241 throw new ParseException ("Invalid char: too long");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	242 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	243 /* Basic unicode convertions for wide-chars.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	244 * NOTE: c > 127 signals the start of a multibyte UTF-8 sequence which must be converted for
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	245 * UTF-16/32. But since we don't know what the next bytes are we can't do the conversion. */
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	246 const char[] WIDE_CHAR_ERROR = "Error: unicode non-ascii character cannot be converted from a single UTF-8 char";
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	247 T parseTo(T : wchar) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	248 char c = parseTo!(char) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	249 if (c <= 127u) return cast(wchar) c; // this char can be converted
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	250 else throw new UnicodeException (WIDE_CHAR_ERROR, 1);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	251 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	252 T parseTo(T : dchar) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	253 char c = parseTo!(char) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	254 if (c <= 127u) return cast(dchar) c; // this char can be converted
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	255 else throw new UnicodeException (WIDE_CHAR_ERROR, 1);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	256 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	257 debug (UnitTest) unittest {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	258 assert (parseTo!(char) ("\'\\\'\'") == '\'');
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	259 assert (parseTo!(wchar) ("'X'") == 'X');
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	260 assert (parseTo!(dchar) ("'X'") == 'X');
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	261 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	262
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	263 // Bool
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	264 T parseTo(T : bool) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	265 src = Util.trim(src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	266 if (src == "true") return true;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	267 if (src == "false") return false;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	268 uint pos;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	269 while (src.length > pos && src[pos] == '0') ++pos; // skip leading zeros
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	270 if (src.length == pos && pos > 0) return false;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	271 if (src.length == pos + 1 && src[pos] == '1') return true;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	272 throw new ParseException ("Invalid bool: not true or false and doesn't evaluate to 0 or 1");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	273 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	274 debug (UnitTest) unittest {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	275 assert (parseTo!(bool[]) (`[true,false,01,00]`) == cast(bool[]) [1,0,1,0]);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	276 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	277
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	278 // Ints
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	279 T parseTo(T : byte) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	280 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	281 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	282 T parseTo(T : short) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	283 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	284 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	285 T parseTo(T : int) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	286 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	287 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	288 T parseTo(T : long) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	289 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	290 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	291 T parseTo(T : ubyte) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	292 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	293 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	294 T parseTo(T : ushort) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	295 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	296 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	297 T parseTo(T : uint) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	298 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	299 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	300 T parseTo(T : ulong) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	301 return toTInt!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	302 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	303 debug (UnitTest) unittest {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	304 assert (parseTo!(byte) ("-5") == cast(byte) -5);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	305 // annoyingly, octal syntax differs from D (blame tango):
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	306 assert (parseTo!(uint[]) ("[0b0100,0o724,0xFa59c,0xFFFFFFFF,0]") == [0b0100u,0724,0xFa59c,0xFFFFFFFF,0]);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	307 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	308
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	309 // Floats
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	310 T parseTo(T : float) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	311 return toTFloat!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	312 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	313 T parseTo(T : double) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	314 return toTFloat!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	315 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	316 T parseTo(T : real) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	317 return toTFloat!(T) (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	318 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	319 debug (UnitTest) unittest {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	320 assert (parseTo!(float) ("0.0") == 0.0f);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	321 assert (parseTo!(double) ("-1e25") == -1e25);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	322 assert (parseTo!(real) ("5.24e-269") == cast(real) 5.24e-269);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	323 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	324 //END parseTo templates
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	325
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	326 //BEGIN Utility funcs
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	327 /** Trims whitespace at ends of string and checks for and removes array brackets: []
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	328 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	329 * Throws:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	330 * ParseException if brackets aren't end non-whitespace characters.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	331 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	332 * Returns:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	333 * String without brackets (and whitespace outside those brackets). Useful for passing to split.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	334 */
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	335 char[] stripBrackets (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	336 src = Util.trim(src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	337 if (src.length >= 2 && src[0] == '[' && src[$-1] == ']') return src[1..$-1];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	338 throw new ParseException ("Invalid bracketed string: not [...]");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	339 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	340
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	341 /** Splits a string into substrings separated by '$(B ,)' with support for characters and strings
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	342 * containing escape sequences and for embedded arrays ($(B [...])).
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	343 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	344 * Params:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	345 * src A string to separate on commas. Where used for parsing arrays, the brackets enclosing
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	346 * the array should be removed before calling this function (stripBrackets can do this).
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	347 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	348 * Returns:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	349 * An array of substrings within src, excluding commas. Whitespace is not stripped and
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	350 * empty strings may get returned.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	351 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	352 * Remarks:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	353 * This function is primarily intended for as a utility function for use by the templates
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	354 * parsing arrays and associative arrays, but it may be useful in other cases too. Hence the
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	355 * fact no brackets are stripped from src.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	356 */
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	357 char[][] split (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	358 src = Util.trim (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	359 if (src == "") return []; // empty array: no elements when no data
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	360
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	361 uint depth = 0; // surface depth (embedded arrays)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	362 char[][] ret;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	363 ret.length = src.length / 3; // unlikely to need a longer array
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	364 uint k = 0; // current split piece
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	365 uint i = 0, j = 0; // current read location, start of current piece
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	366
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	367 while (i < src.length) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	368 char c = src[i];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	369 if (c == '\'' \|\| c == '"') { // string or character
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	370 ++i;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	371 while (i < src.length && src[i] != c) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	372 if (src[i] == '\\') ++i; // escape seq.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	373 ++i;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	374 } // Doesn't throw if no terminal quote at end of src, but this should be caught later.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	375 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	376 else if (c == '[') ++depth;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	377 else if (c == ']') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	378 if (depth) --depth;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	379 else throw new ParseException ("Invalid array literal: closes before end of data item.");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	380 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	381 else if (c == ',' && depth == 0) { // only if not an embedded array
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	382 if (ret.length <= k) ret.length = ret.length * 2;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	383 ret[k++] = src[j..i]; // add this piece and increment k
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	384 j = i + 1;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	385 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	386 ++i;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	387 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	388 if (ret.length <= k) ret.length = k + 1;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	389 ret[k] = src[j..i]; // add final piece (i >= j)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	390 return ret[0..k+1];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	391 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	392
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	393 /* Templated read-int function to read (un)signed 1-4 byte integers.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	394 *
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	395 * Actually a reimplementation of tango.text.convert.Integer toLong and parse functions.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	396 */
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	397 private TInt toTInt(TInt) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	398 const char[] INT_OUT_OF_RANGE = "Integer out of range";
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	399 bool sign;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	400 uint radix, ate, ate2;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	401
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	402 // Trim off whitespace.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	403 // NOTE: Cannot use tango.text.convert.Integer.trim to trim leading whitespace since it doesn't
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	404 // treat new-lines, etc. as whitespace which for our purposes is whitespace.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	405 src = Util.trim (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	406
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	407 ate = cInt.trim (src, sign, radix);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	408 if (ate == src.length) throw new ParseException ("Invalid integer: no digits");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	409 ulong val = cInt.convert (src[ate..$], radix, &ate2);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	410 ate += ate2;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	411
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	412 if (ate < src.length)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	413 throw new ParseException ("Invalid integer at marked character: \"" ~ src[0..ate] ~ "'" ~ src[ate] ~ "'" ~ src[ate+1..$] ~ "\"");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	414
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	415 if (val > TInt.max) throw new ParseException (INT_OUT_OF_RANGE);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	416 if (sign) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	417 long sval = cast(long) -val;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	418 if (sval > TInt.min) return cast(TInt) sval;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	419 else throw new ParseException (INT_OUT_OF_RANGE);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	420 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	421 return cast(TInt) val;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	422 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	423
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	424 /* Basically a reimplementation of tango.text.convert.Float.toFloat which checks for
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	425 * whitespace before throwing an exception for overlong input. */
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	426 private TFloat toTFloat(TFloat) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	427 // NOTE: As for toTInt(), this needs to strip leading as well as trailing whitespace.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	428 src = Util.trim (src);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	429 if (src == "") throw new ParseException ("Invalid float: no digits");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	430 uint ate;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	431
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	432 TFloat x = cFloat.parse (src, &ate);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	433 return x;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	434 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	435
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	436 /* Throws an exception on invalid escape sequences. Supported escape sequences are the following
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	437 * subset of those supported by D: \" \' \\ \a \b \f \n \r \t \v
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	438 */
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	439 private char replaceEscapedChar (char c)
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	440 {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	441 // This code was generated:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	442 if (c <= 'b') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	443 if (c <= '\'') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	444 if (c == '\"') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	445 return '\"';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	446 } else if (c == '\'') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	447 return '\'';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	448 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	449 } else {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	450 if (c == '\\') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	451 return '\\';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	452 } else if (c == 'a') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	453 return '\a';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	454 } else if (c == 'b') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	455 return '\b';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	456 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	457 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	458 } else {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	459 if (c <= 'n') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	460 if (c == 'f') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	461 return '\f';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	462 } else if (c == 'n') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	463 return '\n';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	464 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	465 } else {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	466 if (c == 'r') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	467 return '\r';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	468 } else if (c == 't') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	469 return '\t';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	470 } else if (c == 'v') {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	471 return '\v';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	472 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	473 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	474 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	475
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	476 // if we haven't returned:
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	477 throw new ParseException ("Invalid escape sequence: \\"~c);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	478 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	479
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	480 // Reads one hex char: [0-9A-Fa-f]. Otherwise throws an exception. Doesn't check src.length.
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	481 private ubyte readHexChar (char[] src, inout uint pos) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	482 ubyte x;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	483 if (src[pos] >= '0' && src[pos] <= '9') x = src[pos] - '0';
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	484 else if (src[pos] >= 'A' && src[pos] <= 'F') x = src[pos] - 'A' + 10;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	485 else if (src[pos] >= 'a' && src[pos] <= 'f') x = src[pos] - 'a' + 10;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	486 else throw new ParseException ("Invalid hex digit.");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	487 ++pos;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	488 return x;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	489 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	490
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	491 // Generic array reader
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	492 // Assumes input is of form "[xxxxx]" (i.e. first and last chars are '[', ']' and length >= 2).
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	493 private T[] toArray(T : T[]) (char[] src) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	494 T[] ret = new T[16]; // avoid unnecessary allocations
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	495 uint i = 0;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	496 foreach (char[] element; split(src[1..$-1])) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	497 if (i == ret.length) ret.length = ret.length * 2;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	498 ret[i] = parseTo!(T) (element);
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	499 ++i;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	500 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	501 return ret[0..i];
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	502 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	503
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	504 debug (UnitTest) {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	505 import tango.io.Console;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	506
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	507 unittest {
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	508 Cout ("Running unittest: parseTo ...").flush;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	509
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	510 assert (parseTo!(char[]) ("\"\\a\\b\\t\\n\\v\\f\\r\\\"\\\'\\\\\"") == "\a\b\t\n\v\f\r\"\'\\");
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	511
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	512 Cout (" complete").newline;
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	513 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	514 }
7fc0a8295c83 Moved my parseTo and parseFrom modules from tango.scrapple to mde in order to reduce dependencies. Diggory Hardy <diggory.hardy@gmail.com> parents: diff changeset	515 //END Utility funcs

Mercurial > projects > mde

annotate mde/mergetag/parse/parseTo.d @ 70:7fc0a8295c83