diff options
Diffstat (limited to 'Godeps/_workspace/src/github.com/robertkrimen/otto/global.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/robertkrimen/otto/global.go | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/github.com/robertkrimen/otto/global.go b/Godeps/_workspace/src/github.com/robertkrimen/otto/global.go new file mode 100644 index 000000000..4f035314a --- /dev/null +++ b/Godeps/_workspace/src/github.com/robertkrimen/otto/global.go @@ -0,0 +1,221 @@ +package otto + +import ( + "strconv" + "time" +) + +var ( + prototypeValueObject = interface{}(nil) + prototypeValueFunction = _nativeFunctionObject{ + call: func(_ FunctionCall) Value { + return Value{} + }, + } + prototypeValueString = _stringASCII("") + // TODO Make this just false? + prototypeValueBoolean = Value{ + kind: valueBoolean, + value: false, + } + prototypeValueNumber = Value{ + kind: valueNumber, + value: 0, + } + prototypeValueDate = _dateObject{ + epoch: 0, + isNaN: false, + time: time.Unix(0, 0).UTC(), + value: Value{ + kind: valueNumber, + value: 0, + }, + } + prototypeValueRegExp = _regExpObject{ + regularExpression: nil, + global: false, + ignoreCase: false, + multiline: false, + source: "", + flags: "", + } +) + +func newContext() *_runtime { + + self := &_runtime{} + + self.globalStash = self.newObjectStash(nil, nil) + self.globalObject = self.globalStash.object + + _newContext(self) + + self.eval = self.globalObject.property["eval"].value.(Value).value.(*_object) + self.globalObject.prototype = self.global.ObjectPrototype + + return self +} + +func (runtime *_runtime) newBaseObject() *_object { + self := newObject(runtime, "") + return self +} + +func (runtime *_runtime) newClassObject(class string) *_object { + return newObject(runtime, class) +} + +func (runtime *_runtime) newPrimitiveObject(class string, value Value) *_object { + self := runtime.newClassObject(class) + self.value = value + return self +} + +func (self *_object) primitiveValue() Value { + switch value := self.value.(type) { + case Value: + return value + case _stringObject: + return toValue_string(value.String()) + } + return Value{} +} + +func (self *_object) hasPrimitive() bool { + switch self.value.(type) { + case Value, _stringObject: + return true + } + return false +} + +func (runtime *_runtime) newObject() *_object { + self := runtime.newClassObject("Object") + self.prototype = runtime.global.ObjectPrototype + return self +} + +func (runtime *_runtime) newArray(length uint32) *_object { + self := runtime.newArrayObject(length) + self.prototype = runtime.global.ArrayPrototype + return self +} + +func (runtime *_runtime) newArrayOf(valueArray []Value) *_object { + self := runtime.newArray(uint32(len(valueArray))) + for index, value := range valueArray { + if value.isEmpty() { + continue + } + self.defineProperty(strconv.FormatInt(int64(index), 10), value, 0111, false) + } + return self +} + +func (runtime *_runtime) newString(value Value) *_object { + self := runtime.newStringObject(value) + self.prototype = runtime.global.StringPrototype + return self +} + +func (runtime *_runtime) newBoolean(value Value) *_object { + self := runtime.newBooleanObject(value) + self.prototype = runtime.global.BooleanPrototype + return self +} + +func (runtime *_runtime) newNumber(value Value) *_object { + self := runtime.newNumberObject(value) + self.prototype = runtime.global.NumberPrototype + return self +} + +func (runtime *_runtime) newRegExp(patternValue Value, flagsValue Value) *_object { + + pattern := "" + flags := "" + if object := patternValue._object(); object != nil && object.class == "RegExp" { + if flagsValue.IsDefined() { + panic(runtime.panicTypeError("Cannot supply flags when constructing one RegExp from another")) + } + regExp := object.regExpValue() + pattern = regExp.source + flags = regExp.flags + } else { + if patternValue.IsDefined() { + pattern = patternValue.string() + } + if flagsValue.IsDefined() { + flags = flagsValue.string() + } + } + + return runtime._newRegExp(pattern, flags) +} + +func (runtime *_runtime) _newRegExp(pattern string, flags string) *_object { + self := runtime.newRegExpObject(pattern, flags) + self.prototype = runtime.global.RegExpPrototype + return self +} + +// TODO Should (probably) be one argument, right? This is redundant +func (runtime *_runtime) newDate(epoch float64) *_object { + self := runtime.newDateObject(epoch) + self.prototype = runtime.global.DatePrototype + return self +} + +func (runtime *_runtime) newError(name string, message Value) *_object { + var self *_object + switch name { + case "EvalError": + return runtime.newEvalError(message) + case "TypeError": + return runtime.newTypeError(message) + case "RangeError": + return runtime.newRangeError(message) + case "ReferenceError": + return runtime.newReferenceError(message) + case "SyntaxError": + return runtime.newSyntaxError(message) + case "URIError": + return runtime.newURIError(message) + } + + self = runtime.newErrorObject(name, message) + self.prototype = runtime.global.ErrorPrototype + if name != "" { + self.defineProperty("name", toValue_string(name), 0111, false) + } + return self +} + +func (runtime *_runtime) newNativeFunction(name string, _nativeFunction _nativeFunction) *_object { + self := runtime.newNativeFunctionObject(name, _nativeFunction, 0) + self.prototype = runtime.global.FunctionPrototype + prototype := runtime.newObject() + self.defineProperty("prototype", toValue_object(prototype), 0100, false) + prototype.defineProperty("constructor", toValue_object(self), 0100, false) + return self +} + +func (runtime *_runtime) newNodeFunction(node *_nodeFunctionLiteral, scopeEnvironment _stash) *_object { + // TODO Implement 13.2 fully + self := runtime.newNodeFunctionObject(node, scopeEnvironment) + self.prototype = runtime.global.FunctionPrototype + prototype := runtime.newObject() + self.defineProperty("prototype", toValue_object(prototype), 0100, false) + prototype.defineProperty("constructor", toValue_object(self), 0101, false) + return self +} + +// FIXME Only in one place... +func (runtime *_runtime) newBoundFunction(target *_object, this Value, argumentList []Value) *_object { + self := runtime.newBoundFunctionObject(target, this, argumentList) + self.prototype = runtime.global.FunctionPrototype + prototype := runtime.newObject() + self.defineProperty("prototype", toValue_object(prototype), 0100, false) + prototype.defineProperty("constructor", toValue_object(self), 0100, false) + return self +} |