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jashkenas--coffeescript
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recompiling with latest jison (modified) and passing codenode generation

This commit is contained in:
Jeremy Ashkenas 2010-02-12 13:35:34 -05:00
parent 3f765c356a
commit 12859e575a
6 changed files with 26 additions and 40 deletions
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2
lib/coffee_script/grammar.js
View File

@ -564,7 +564,7 @@
// Save the parser to a file.
// puts parser.generate()
posix = require('posix');
posix.open('parser.js', process.O_CREAT | process.O_WRONLY, 0755).addCallback(function(fd) {
posix.open('lib/coffee_script/parser.js', process.O_CREAT | process.O_WRONLY, 0755).addCallback(function(fd) {
return posix.write(fd, parser.generate());
});
})();

18
lib/coffee_script/nodes.js
View File

@ -847,7 +847,7 @@
return this;
},
compile_node: function compile_node(o) {
var __a, __b, code, func, inner, name_part, param, shared_scope, splat, top;
var __a, __b, __c, __d, __e, code, func, inner, name_part, param, params, shared_scope, splat, top;
shared_scope = del(o, 'shared_scope');
top = del(o, 'top');
o.scope = shared_scope || new Scope(o.scope, this.body, this);
@ -861,14 +861,22 @@
splat.index = this.params.length;
this.body.unshift(splat);
}
__a = this.params;
for (__b = 0; __b < __a.length; __b++) {
param = __a[__b];
params = ((function() {
__a = []; __b = this.params;
for (__c = 0; __c < __b.length; __c++) {
param = __b[__c];
__a.push(param.compile(o));
}
return __a;
}).call(this));
__d = params;
for (__e = 0; __e < __d.length; __e++) {
param = __d[__e];
(o.scope.parameter(param));
}
code = this.body.expressions.length ? '\n' + this.body.compile_with_declarations(o) + '\n' : '';
name_part = this.name ? ' ' + this.name : '';
func = 'function' + (this.bound ? '' : name_part) + '(' + this.params.join(', ') + ') {' + code + this.idt(this.bound ? 1 : 0) + '}';
func = 'function' + (this.bound ? '' : name_part) + '(' + params.join(', ') + ') {' + code + this.idt(this.bound ? 1 : 0) + '}';
if (top && !this.bound) {
func = '(' + func + ')';
}

18
lib/coffee_script/parser.js
View File

@ -209,7 +209,7 @@ case 99:this.$ = [$$[$0-1+1-1]];
break;
case 100:this.$ = $$[$0-3+1-1].concat([$$[$0-3+3-1]]);
break;
case 101:this.$ = yytext;
case 101:this.$ = new LiteralNode(yytext);
break;
case 102:this.$ = new SplatNode($$[$0-4+1-1]);
break;
@ -436,8 +436,6 @@ parse: function parse(input) {
var symbol, state, action, a, r, yyval={},p,len,ip=0,newState, expected;
symbol = lex();
while (true) {
// this.trace('stack:',JSON.stringify(stack), '\n\t\t\tinput:', this.lexer._input);
// this.trace('vstack:',JSON.stringify(vstack));
// set first input
state = stack[stack.length-1];
// read action for current state and first input
@ -448,13 +446,11 @@ parse: function parse(input) {
for (p in table[state]) if (this.terminals_[p] && p != 1) {
expected.push("'"+this.terminals_[p]+"'");
}
self.trace("stack:",JSON.stringify(stack), 'symbol:',symbol, 'input', this.lexer.upcomingInput());
if (this.lexer.upcomingInput) self.trace('input', this.lexer.upcomingInput());
parseError('Parse error on line '+(yylineno+1)+'. Expecting: '+expected.join(', ')+"\n"+(this.lexer.showPosition && this.lexer.showPosition()),
{text: this.lexer.match, token: symbol, line: this.lexer.yylineno});
}
// this.trace('action:',action);
this.trace('action:',action);
// this shouldn't happen, unless resolve defaults are off
if (action.length > 1) {
@ -481,7 +477,6 @@ parse: function parse(input) {
reductions++;
len = this.productions_[a[1]][1];
// this.trace('reduce by: ', this.productions ? this.productions[a[1]] : a[1]);
// perform semantic action
yyval.$ = vstack[vstack.length-len]; // default to $$ = $1
@ -491,11 +486,8 @@ parse: function parse(input) {
return r;
}
// this.trace('yyval=',JSON.stringify(yyval.$));
// pop off stack
if (len) {
// this.trace('production length:',len);
stack = stack.slice(0,-1*len*2);
vstack = vstack.slice(0, -1*len);
}
@ -509,10 +501,8 @@ parse: function parse(input) {
case 3: // accept
// this.trace('stack:',stack, '\n\tinput:', this.lexer._input);
// this.trace('vstack:',JSON.stringify(vstack));
// this.trace('Total reductions:', reductions);
// this.trace('Total shifts:', shifts);
this.reductionCount = reductions;
this.shiftCount = shifts;
return true;
}

2
src/grammar.coffee
View File

@ -463,5 +463,5 @@ parser: new Parser({tokens: tokens, bnf: bnf, operators: operators.reverse(), st
# Save the parser to a file.
# puts parser.generate()
posix: require 'posix'
posix.open('parser.js', process.O_CREAT | process.O_WRONLY, 0755).addCallback (fd) ->
posix.open('lib/coffee_script/parser.js', process.O_CREAT | process.O_WRONLY, 0755).addCallback (fd) ->
posix.write(fd, parser.generate())

5
src/nodes.coffee
View File

@ -664,10 +664,11 @@ CodeNode: exports.CodeNode: inherit Node, {
splat: @params.pop()
splat.index: @params.length
@body.unshift(splat)
(o.scope.parameter(param)) for param in @params
params: (param.compile(o) for param in @params)
(o.scope.parameter(param)) for param in params
code: if @body.expressions.length then '\n' + @body.compile_with_declarations(o) + '\n' else ''
name_part: if @name then ' ' + @name else ''
func: 'function' + (if @bound then '' else name_part) + '(' + @params.join(', ') + ') {' + code + @idt(if @bound then 1 else 0) + '}'
func: 'function' + (if @bound then '' else name_part) + '(' + params.join(', ') + ') {' + code + @idt(if @bound then 1 else 0) + '}'
func: '(' + func + ')' if top and not @bound
return func unless @bound
inner: '(function' + name_part + '() {\n' + @idt(2) + 'return __func.apply(__this, arguments);\n' + @idt(1) + '});'

21
vendor/jison/lib/jison.js vendored
View File

@ -737,7 +737,6 @@ lrGeneratorMixin.parseTable = function parseTable (itemSets) {
if (action.length) {
var sol = resolveConflict(item.production, op, [r,item.production.id], action[0]);
self.resolutions.push([k,stackSymbol,sol]);
//self.trace(sol.msg);
if (sol.bydefault) {
self.conflicts++;
if (!self.DEBUG) {
@ -753,7 +752,6 @@ lrGeneratorMixin.parseTable = function parseTable (itemSets) {
action.push([r,item.production.id]);
}
if (action && action.length) {
//self.trace(k, stackSymbol, action);
state[self.symbols_[stackSymbol]] = action;
}
});
@ -893,12 +891,12 @@ var lrGeneratorDebug = {
afterparseTable: function () {
var self = this;
if (this.conflicts > 0) {
this.trace("\n"+this.conflicts+" Conflict(s) found in grammar:");
this.resolutions.forEach(function (r, i) {
if (r[2].bydefault) {
self.warn('State:',r[0], ', Token:',r[1], "\n ", printAction(r[2].r, self), "\n ", printAction(r[2].s, self));
self.warn('Conflict at state:',r[0], ', Token:',r[1], "\n ", printAction(r[2].r, self), "\n ", printAction(r[2].s, self));
}
});
this.trace("\n"+this.conflicts+" Conflict(s) found in grammar.");
}
this.trace("Done.");
},
@ -976,8 +974,6 @@ parser.parse = function parse (input) {
var symbol, state, action, a, r, yyval={},p,len,ip=0,newState, expected;
symbol = lex();
while (true) {
this.trace('stack:',JSON.stringify(stack), '\n\t\t\tinput:', this.lexer._input);
this.trace('vstack:',JSON.stringify(vstack));
// set first input
state = stack[stack.length-1];
// read action for current state and first input
@ -988,8 +984,6 @@ parser.parse = function parse (input) {
for (p in table[state]) if (this.terminals_[p] && p != 1) {
expected.push("'"+this.terminals_[p]+"'");
}
self.trace("stack:",JSON.stringify(stack), 'symbol:',symbol, 'input', this.lexer.upcomingInput());
if (this.lexer.upcomingInput) self.trace('input', this.lexer.upcomingInput());
parseError('Parse error on line '+(yylineno+1)+'. Expecting: '+expected.join(', ')+"\n"+(this.lexer.showPosition && this.lexer.showPosition()),
{text: this.lexer.match, token: symbol, line: this.lexer.yylineno});
}
@ -1021,7 +1015,6 @@ parser.parse = function parse (input) {
reductions++;
len = this.productions_[a[1]][1];
this.trace('reduce by: ', this.productions ? this.productions[a[1]] : a[1]);
// perform semantic action
yyval.$ = vstack[vstack.length-len]; // default to $$ = $1
@ -1031,11 +1024,8 @@ parser.parse = function parse (input) {
return r;
}
this.trace('yyval=',JSON.stringify(yyval.$));
// pop off stack
if (len) {
this.trace('production length:',len);
stack = stack.slice(0,-1*len*2);
vstack = vstack.slice(0, -1*len);
}
@ -1049,10 +1039,8 @@ parser.parse = function parse (input) {
case 3: // accept
this.trace('stack:',stack, '\n\tinput:', this.lexer._input);
this.trace('vstack:',JSON.stringify(vstack));
this.trace('Total reductions:', reductions);
this.trace('Total shifts:', shifts);
this.reductionCount = reductions;
this.shiftCount = shifts;
return true;
}
@ -1392,7 +1380,6 @@ exports.main = function main (args) {
}
var opt = grammar.options || {};
opt.debug = true;
// lexer file
if (args[2]) {