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made In node invertible

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This commit is contained in:
satyr
2010-10-21 09:16:17 +09:00
parent 53fbfc7d15
commit 31746ce692
7 changed files with 111 additions and 87 deletions
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47
lib/nodes.js
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@@ -1019,6 +1019,10 @@
};
Assign.prototype.compilePatternMatch = function(o) {
var _len, _ref2, _ref3, accessClass, assigns, code, i, idx, isObject, obj, objects, olength, otop, ref, splat, top, val, valVar, value;
top = del(o, 'top');
otop = merge(o, {
top: true
});
if ((value = this.value).isStatement(o)) {
value = Closure.wrap(value);
}
@@ -1027,7 +1031,7 @@
return value.compile(o);
}
isObject = this.variable.isObject();
if (o.top && olength === 1 && !((obj = objects[0]) instanceof Splat)) {
if (top && olength === 1 && !((obj = objects[0]) instanceof Splat)) {
if (obj instanceof Assign) {
_ref2 = obj, idx = _ref2.variable.base, obj = _ref2.value;
} else {
@@ -1035,12 +1039,8 @@
}
accessClass = IDENTIFIER.test(idx.value) ? Accessor : Index;
(value = Value.wrap(value)).properties.push(new accessClass(idx));
return new Assign(obj, value).compile(o);
return new Assign(obj, value).compile(otop);
}
top = del(o, 'top');
otop = merge(o, {
top: true
});
valVar = value.compile(o);
assigns = [];
splat = false;
@@ -1345,6 +1345,9 @@
exports.Op = (function() {
Op = (function() {
function Op(op, first, second, flip) {
if (op === 'in') {
return new In(first, second);
}
if (op === 'new') {
if (first instanceof Call) {
return first.newInstance();
@@ -1452,25 +1455,29 @@
})();
__extends(In, Base);
In.prototype.children = ['object', 'array'];
In.prototype.invert = function() {
this.negated = !this.negated;
return this;
};
In.prototype.compileNode = function(o) {
var code;
code = this.array instanceof Value && this.array.isArray() ? this.compileOrTest(o) : this.compileLoopTest(o);
return this.parenthetical ? code : "(" + code + ")";
return this.array instanceof Value && this.array.isArray() ? this.compileOrTest(o) : this.compileLoopTest(o);
};
In.prototype.compileOrTest = function(o) {
var _len, _ref2, _ref3, _result, i, item, ref, sub, tests;
var _len, _ref2, _ref3, _ref4, _result, cmp, cnj, i, item, ref, sub, tests;
_ref2 = this.object.compileReference(o, {
precompile: true
}), sub = _ref2[0], ref = _ref2[1];
_ref3 = this.negated ? [' !== ', ' && '] : [' === ', ' || '], cmp = _ref3[0], cnj = _ref3[1];
tests = (function() {
_result = [];
for (i = 0, _len = (_ref3 = this.array.base.objects).length; i < _len; i++) {
item = _ref3[i];
_result.push("" + (i ? ref : sub) + " === " + (item.compile(o)));
for (i = 0, _len = (_ref4 = this.array.base.objects).length; i < _len; i++) {
item = _ref4[i];
_result.push((i ? ref : sub) + cmp + item.compile(o));
}
return _result;
}).call(this);
return tests.join(' || ');
tests = tests.join(cnj);
return this.parenthetical ? tests : "(" + tests + ")";
};
In.prototype.compileLoopTest = function(o) {
var _ref2, code, ref, sub;
@@ -1479,8 +1486,16 @@
}), {
precompile: true
}), sub = _ref2[0], ref = _ref2[1];
code = utility('indexOf') + (".call(" + (this.array.compile(o)) + ", " + ref + ") >= 0");
return sub === ref ? code : sub + ', ' + code;
code = utility('indexOf') + (".call(" + (this.array.compile(o)) + ", " + ref + ") ");
code += this.negated ? '< 0' : '>= 0';
if (sub === ref) {
return code;
}
code = sub + ', ' + code;
return this.parenthetical ? code : "(" + code + ")";
};
In.prototype.toString = function(idt) {
return In.__super__.toString.call(this, idt, this.constructor.name + (this.negated ? '!' : ''));
};
return In;
})();