Mercurial > repos > tabletprog
comparison parser.js @ 134:34e0befbdd77
Add bitwise operations to int32 in the C backend
author | Mike Pavone <pavone@retrodev.com> |
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date | Thu, 08 Aug 2013 19:19:19 -0700 |
parents | 9820ecd4eed4 |
children | f98790d8a53d |
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133:966a09d226e3 | 134:34e0befbdd77 |
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75 'ws = ([ \\t\\n\\r] / "//" [^\\n]* "\\n")*;' + | 75 'ws = ([ \\t\\n\\r] / "//" [^\\n]* "\\n")*;' + |
76 'hws = ([ \\t] / "/*" ([^*] / "*" ! "/")* "*/" )*;' + | 76 'hws = ([ \\t] / "/*" ([^*] / "*" ! "/")* "*/" )*;' + |
77 'expr = e:(funcall / methcall / opexpr) ws { return e; };' + | 77 'expr = e:(funcall / methcall / opexpr) ws { return e; };' + |
78 'opexpr = left:compareop pieces:(hws ("&&" / "||") hws compareop)* { 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; } };'+ | 78 'opexpr = left:compareop pieces:(hws ("&&" / "||") hws compareop)* { 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; } };'+ |
79 'compareop = left:addsub pieces:(hws ("<=" / ">=" / "<" / ">" / "=" / "!=") hws addsub)* { 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; } };'+ | 79 'compareop = left:addsub pieces:(hws ("<=" / ">=" / "<" / ">" / "=" / "!=") hws addsub)* { 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; } };'+ |
80 'addsub = left:muldiv pieces:(hws ("+"/"-"/"xor"/".") hws muldiv)* { 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; } };'+ | 80 'addsub = left:muldiv pieces:(hws ("+"/"-"/"xor"/"and"/"or"/".") hws muldiv)* { 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; } };'+ |
81 '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; } };'+ | 81 '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; } };'+ |
82 'primlitsym = hws val:(float / hex / binary / int / string / symbol / object / array / list / lambda / "(" ws expr:expr hws ")" { return expr; }) { return val; };' + | 82 'primlitsym = hws val:(float / hex / binary / int / string / symbol / object / array / list / lambda / "(" ws expr:expr hws ")" { return expr; }) { return val; };' + |
83 '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("")); };' + | 83 '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("")); };' + |
84 'float = digits:[0-9]+ "." decimals:[0-9]+ { return new floatlit(parseFloat(digits.join("") + "." + decimals.join(""))); };' + | 84 'float = digits:[0-9]+ "." decimals:[0-9]+ { return new floatlit(parseFloat(digits.join("") + "." + decimals.join(""))); };' + |
85 'binary = "0b" digits:[01]+ { return new intlit(parseInt(digits.join(""), 2)); };' + | 85 'binary = "0b" digits:[01]+ { return new intlit(parseInt(digits.join(""), 2)); };' + |