/++
  Author: Aziz Köksal
  License: GPL2
+/
module Messages;

/// Index into table of error messages.
enum MID
{
  InvalidUnicodeCharacter,
  InvalidUTF8Sequence,
  // ''
  UnterminatedCharacterLiteral,
  EmptyCharacterLiteral,
  // #line
  ExpectedIdentifierSTLine,
  ExpectedNormalStringLiteral,
  ExpectedNumberAfterSTLine,
  NewlineInSpecialToken,
  UnterminatedSpecialToken,
  // ""
  UnterminatedString,
  // x""
  NonHexCharInHexString,
  OddNumberOfDigitsInHexString,
  UnterminatedHexString,
  // /* */ /+ +/
  UnterminatedBlockComment,
  UnterminatedNestedComment,
  // `` r""
  UnterminatedRawString,
  UnterminatedBackQuoteString,
  // \x \u \U
  UndefinedEscapeSequence,
  InsufficientHexDigits,
  // \&[a-zA-Z][a-zA-Z0-9]+;
  UnterminatedHTMLEntity,
  InvalidBeginHTMLEntity,
  // integer overflows
  OverflowDecimalSign,
  OverflowDecimalNumber,
  OverflowHexNumber,
  OverflowBinaryNumber,
  OverflowOctalNumber,
  OverflowFloatNumber,
  OctalNumberHasDecimals,
  NoDigitsInHexNumber,
  NoDigitsInBinNumber,
  HexFloatExponentRequired,
  HexFloatMissingExpDigits,
  FloatExponentDigitExpected,

  // Parser messages
  ExpectedButFound,
  RedundantStorageClass,
}

string[] messages = [
  "invalid Unicode character.",
  "invalid UTF-8 sequence.",
  // ''
  "unterminated character literal.",
  "empty character literal.",
  // #line
  "expected 'line' after '#'.",
  `the filespec must be defined in a double quote string literal (e.g. "filespec".)`,
  "positive integer expected after #line",
  "newline not allowed inside special token.",
  "expected a terminating newline after special token.",
  // ""
  "unterminated string literal.",
  // x""
  "non-hex character '{1}' found in hex string.",
  "odd number of hex digits in hex string.",
  "unterminated hex string.",
  // /* */ /+ +/
  "unterminated block comment (/* */).",
  "unterminated nested comment (/+ +/).",
  // `` r""
  "unterminated raw string.",
  "unterminated back quote string.",
  // \x \u \U
  "found undefined escape sequence.",
  "insufficient number of hex digits in escape sequence.",
  // \&[a-zA-Z][a-zA-Z0-9]+;
  "unterminated html entity.",
  "html entities must begin with a letter.",
  // integer overflows
  "decimal number overflows sign bit.",
  "overflow in decimal number.",
  "overflow in hexadecimal number.",
  "overflow in binary number.",
  "overflow in octal number.",
  "overflow in float number.",
  "digits 8 and 9 are not allowed in octal numbers.",
  "invalid hex number; at least one hex digit expected.",
  "invalid binary number; at least one binary digit expected.",
  "the exponent of a hexadecimal float number is required.",
  "missing decimal digits in hexadecimal float exponent.",
  "exponents have to start with a digit.",

  // Parser messages
  "expected '{1}', but found '{2}'.",
  "'{1}' is redundant",
];