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comparison trunk/src/dil/Location.d @ 798:c24be8d4f6ab

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Added documentation comments.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Sat, 01 Mar 2008 02:53:06 +0100
parents 7173ece1b696
children
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797:cf2ad5df025c 798:c24be8d4f6ab
1 /++ 1 /++
2 Author: Aziz Köksal 2 Author: Aziz Köksal
3 License: GPL3 3 License: GPL3
4 +/ 4 +/
5 module dil.Location; 5 module dil.Location;
6
6 import dil.lexer.Funcs; 7 import dil.lexer.Funcs;
7 import dil.Unicode; 8 import dil.Unicode;
8 import common;
9 9
10 /// Represents a location in a source text.
10 final class Location 11 final class Location
11 { 12 {
12 char[] filePath; 13 char[] filePath; /// The file path.
13 size_t lineNum; 14 size_t lineNum; /// The line number.
14 char* lineBegin, to; /// Used to calculate column. 15 char* lineBegin, to; /// Used to calculate the column.
15 16
17 /// Forwards the parameters to the second constructor.
16 this(char[] filePath, size_t lineNum) 18 this(char[] filePath, size_t lineNum)
17 { 19 {
18 set(filePath, lineNum); 20 set(filePath, lineNum);
19 } 21 }
20 22
23 /// Constructs a Location object.
21 this(char[] filePath, size_t lineNum, char* lineBegin, char* to) 24 this(char[] filePath, size_t lineNum, char* lineBegin, char* to)
22 { 25 {
23 set(filePath, lineNum, lineBegin, to); 26 set(filePath, lineNum, lineBegin, to);
24 }
25
26 Location clone()
27 {
28 return new Location(filePath, lineNum, lineBegin, to);
29 } 27 }
30 28
31 void set(char[] filePath, size_t lineNum) 29 void set(char[] filePath, size_t lineNum)
32 { 30 {
33 set(filePath, lineNum, null, null); 31 set(filePath, lineNum, null, null);
50 void setFilePath(char[] filePath) 48 void setFilePath(char[] filePath)
51 { 49 {
52 this.filePath = filePath; 50 this.filePath = filePath;
53 } 51 }
54 52
55 /++ 53 /// This is a primitive method to count the number of characters in a string.
56 This is a primitive method to count the number of characters in a string. 54 /// Note: Unicode compound characters and other special characters are not
57 Unicode compound characters and other special characters are not 55 /// taken into account. The tabulator character is counted as one.
58 taken into account.
59 +/
60 uint calculateColumn() 56 uint calculateColumn()
61 { 57 {
62 uint col; 58 uint col;
63 auto p = lineBegin; 59 auto p = lineBegin;
64 if (!p) 60 if (!p)