11 11 12 /// Exception from this module 12 /// Exception from this module 13 13 14 class ParseException : Exception 14 class ParseException : Exception 15 { 15 { 16 const LexPosition pos; 16 const LexPosition pos; 17 17 18 private this( const LexPosition pos, string msg ) | 18 this( const LexPosition pos, string msg, string file="", int line=0, Thr 19 { super(sprintf!"%s [%s]"(msg, pos)); this.pos = pos; } | 19 { super(sprintf!"[%s] %s"(pos, msg), file, line, next); this.pos 20 } 20 } 21 21 22 private auto createException(Lexer)(Lexer lex, string msg) 22 private auto createException(Lexer)(Lexer lex, string msg) 23 { return new ParseException(lex.empty?null:lex.front.pos, msg); } 23 { return new ParseException(lex.empty?null:lex.front.pos, msg); } 24 24 25 /// Entry points of this module 25 /// Entry points of this module 26 26 27 auto parseString(S, T...)(S str, T fn_ln_cn) 27 auto parseString(S, T...)(S str, T fn_ln_cn) 28 { return parserFromString(str, fn_ln_cn).parse(); } 28 { return parserFromString(str, fn_ln_cn).parse(); } 29 29 30 auto parseFile(S, T...)(S filename,T ln_cn) | 30 auto parseFile(S, T...)(S filename, T ln_cn) 31 { return parserFromString(filename, ln_cn).parse(); } 31 { return parserFromString(filename, ln_cn).parse(); } 32 32 33 /// Named Constructor of Parser 33 /// Named Constructor of Parser 34 34 35 private auto parserFromLexer(Lexer)(Lexer lex) 35 private auto parserFromLexer(Lexer)(Lexer lex) 36 { return new Parser!Lexer(lex); } 36 { return new Parser!Lexer(lex); } 37 37