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comparison parser.js @ 138:5bcaddff29f5

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Support size suffixes for hexadecimal integer literals
author Mike Pavone <pavone@retrodev.com>
date Thu, 08 Aug 2013 22:31:41 -0700
parents f98790d8a53d
children 9de2572a34a7 18598163e3ef
comparison
equal deleted inserted replaced
137:101fa04ee9e1 138:5bcaddff29f5
85 'muldiv = left:primlitsym pieces:(hws ("*"/"/"/"%") hws primlitsym)* { if (pieces.length) { var cur = new op(left, pieces[0][1], pieces[0][3]); for (var i = 1; i < pieces.length; i++) { cur = new op(cur, pieces[i][1], pieces[i][3]); } return cur; } else { return left; } };'+ 85 'muldiv = left:primlitsym pieces:(hws ("*"/"/"/"%") hws primlitsym)* { if (pieces.length) { var cur = new op(left, pieces[0][1], pieces[0][3]); for (var i = 1; i < pieces.length; i++) { cur = new op(cur, pieces[i][1], pieces[i][3]); } return cur; } else { return left; } };'+
86 'primlitsym = hws val:(float / hex / binary / int / string / symbol / object / array / list / lambda / "(" ws expr:expr hws ")" { return expr; }) { return val; };' + 86 'primlitsym = hws val:(float / hex / binary / int / string / symbol / object / array / list / lambda / "(" ws expr:expr hws ")" { return expr; }) { return val; };' +
87 'symbol = chars:[a-zA-Z_!?@]+ trailing:(":"? [a-zA-Z_!?@0-9])* ! ":" { for (var i = 0; i < trailing.length; i++) { trailing[i] = trailing[i].join(""); } return new symbol(chars.join("") + trailing.join("")); };' + 87 'symbol = chars:[a-zA-Z_!?@]+ trailing:(":"? [a-zA-Z_!?@0-9])* ! ":" { for (var i = 0; i < trailing.length; i++) { trailing[i] = trailing[i].join(""); } return new symbol(chars.join("") + trailing.join("")); };' +
88 'float = digits:[0-9]+ "." decimals:[0-9]+ { return new floatlit(parseFloat(digits.join("") + "." + decimals.join(""))); };' + 88 'float = digits:[0-9]+ "." decimals:[0-9]+ { return new floatlit(parseFloat(digits.join("") + "." + decimals.join(""))); };' +
89 'binary = "0b" digits:[01]+ { return new intlit(parseInt(digits.join(""), 2)); };' + 89 'binary = "0b" digits:[01]+ { return new intlit(parseInt(digits.join(""), 2)); };' +
90 'hex = "0x" digits:[0-9a-fA-F]+ { return new intlit(parseInt(digits.join(""), 16)); };' + 90 'hex = "0x" digits:[0-9a-fA-F]+ size:("i" ("8" / "16" / "32" / "64"))? { var bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(digits.join(""), 16), bits); };' +
91 'int = sign:"-"? digits:[0-9]+ size:("i" ("8" / "16" / "32" / "64"))? { bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(sign + digits.join(""), 10), bits); };' + 91 'int = sign:"-"? digits:[0-9]+ size:("i" ("8" / "16" / "32" / "64"))? { var bits = size ? parseInt(size[1], 10) : 0; return new intlit(parseInt(sign + digits.join(""), 10), bits); };' +
92 'string = "\\"" text:(strpart/escape)* "\\"" { return new strlit(text.join("")); };' + 92 'string = "\\"" text:(strpart/escape)* "\\"" { return new strlit(text.join("")); };' +
93 'strpart = text:[^\\"\\\\]+ { return text.join(""); };' + 93 'strpart = text:[^\\"\\\\]+ { return text.join(""); };' +
94 'escape = "\\\\" char:[nt\\"r\\\\] { if (char == "n") { return "\\n"; } if (char == "r") { return "\\r"; } return char; };' + 94 'escape = "\\\\" char:[nt\\"r\\\\] { if (char == "n") { return "\\n"; } if (char == "r") { return "\\r"; } return char; };' +
95 'object = "#{" ws messages:(assignment / funexpr)* "}" { return new object(messages); };' + 95 'object = "#{" ws messages:(assignment / funexpr)* "}" { return new object(messages); };' +
96 'array = "#[" ws els:opexpr* "]" { return new arraylit(els); };' + 96 'array = "#[" ws els:opexpr* "]" { return new arraylit(els); };' +