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1 part of petitparser.lisp; | |
2 | |
3 /// LISP parser. | |
4 class LispParser extends GrammarParser { | |
5 LispParser() : super(new LispParserDefinition()); | |
6 } | |
7 | |
8 /// LISP parser definition. | |
9 class LispParserDefinition extends LispGrammarDefinition { | |
10 | |
11 list() => super.list().map((each) => each[1]); | |
12 | |
13 cell() => super.cell().map((each) => new Cons(each[0], each[1])); | |
14 empty() => super.empty().map((each) => null); | |
15 | |
16 string() => super.string().map((each) => new String.fromCharCodes(each[1])); | |
17 characterEscape() => super.characterEscape().map((each) => each[1].codeUnitAt(
0)); | |
18 characterRaw() => super.characterRaw().map((each) => each.codeUnitAt(0)); | |
19 | |
20 symbol() => super.symbol().map((each) => new Name(each)); | |
21 number() => super.number().map((each) { | |
22 var floating = double.parse(each); | |
23 var integral = floating.toInt(); | |
24 if (floating == integral && each.indexOf('.') == -1) { | |
25 return integral; | |
26 } else { | |
27 return floating; | |
28 } | |
29 }); | |
30 | |
31 quote() => super.quote().map((each) => new Cons(Natives._quote, each[1])); | |
32 | |
33 } | |
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