added debug info; fix parser bug with double negation

This commit is contained in:
Misko Hevery
2010-01-19 17:53:20 -08:00
parent 910ddbe34e
commit db2031c5a1
4 changed files with 40 additions and 15 deletions

View File

@@ -294,15 +294,13 @@ Parser.prototype = {
}
},
_unary: function(fn, parse) {
var right = parse.apply(this);
_unary: function(fn, right) {
return function(self) {
return fn(self, right(self));
};
},
_binary: function(left, fn, parse) {
var right = parse.apply(this);
_binary: function(left, fn, right) {
return function(self) {
return fn(self, left(self), right(self));
};
@@ -343,7 +341,7 @@ Parser.prototype = {
var token;
while(true) {
if ((token = this.expect('|'))) {
left = this._binary(left, token.fn, this.filter);
left = this._binary(left, token.fn, this.filter());
} else {
return left;
}
@@ -405,7 +403,7 @@ Parser.prototype = {
this.text.substring(token.index) + "' is not assignable.";
}
var ident = function(){return left.isAssignable;};
return this._binary(ident, token.fn, this.logicalOR);
return this._binary(ident, token.fn, this.logicalOR());
} else {
return left;
}
@@ -416,7 +414,7 @@ Parser.prototype = {
var token;
while(true) {
if ((token = this.expect('||'))) {
left = this._binary(left, token.fn, this.logicalAND);
left = this._binary(left, token.fn, this.logicalAND());
} else {
return left;
}
@@ -428,7 +426,7 @@ Parser.prototype = {
var token;
while(true) {
if ((token = this.expect('&&'))) {
left = this._binary(left, token.fn, this.negated);
left = this._binary(left, token.fn, this.negated());
} else {
return left;
}
@@ -438,9 +436,9 @@ Parser.prototype = {
negated: function(){
var token;
if (token = this.expect('!')) {
return this._unary(token.fn, this.equality);
return this._unary(token.fn, this.assignment());
} else {
return this.equality();
return this.equality();
}
},
@@ -449,7 +447,7 @@ Parser.prototype = {
var token;
while(true) {
if ((token = this.expect('==','!='))) {
left = this._binary(left, token.fn, this.relational);
left = this._binary(left, token.fn, this.relational());
} else {
return left;
}
@@ -461,7 +459,7 @@ Parser.prototype = {
var token;
while(true) {
if ((token = this.expect('<', '>', '<=', '>='))) {
left = this._binary(left, token.fn, this.additive);
left = this._binary(left, token.fn, this.additive());
} else {
return left;
}
@@ -472,7 +470,7 @@ Parser.prototype = {
var left = this.multiplicative();
var token;
while(token = this.expect('+','-')) {
left = this._binary(left, token.fn, this.multiplicative);
left = this._binary(left, token.fn, this.multiplicative());
}
return left;
},
@@ -481,7 +479,7 @@ Parser.prototype = {
var left = this.unary();
var token;
while(token = this.expect('*','/','%')) {
left = this._binary(left, token.fn, this.unary);
left = this._binary(left, token.fn, this.unary());
}
return left;
},
@@ -491,7 +489,7 @@ Parser.prototype = {
if (this.expect('+')) {
return this.primary();
} else if (token = this.expect('-')) {
return this._binary(Parser.ZERO, token.fn, this.multiplicative);
return this._binary(Parser.ZERO, token.fn, this.multiplicative());
} else {
return this.primary();
}