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package otto
import (
"fmt"
)
type _clone struct {
runtime *_runtime
_object map[*_object]*_object
_objectStash map[*_objectStash]*_objectStash
_dclStash map[*_dclStash]*_dclStash
_fnStash map[*_fnStash]*_fnStash
}
func (in *_runtime) clone() *_runtime {
in.lck.Lock()
defer in.lck.Unlock()
out := &_runtime{
debugger: in.debugger,
random: in.random,
stackLimit: in.stackLimit,
traceLimit: in.traceLimit,
}
clone := _clone{
runtime: out,
_object: make(map[*_object]*_object),
_objectStash: make(map[*_objectStash]*_objectStash),
_dclStash: make(map[*_dclStash]*_dclStash),
_fnStash: make(map[*_fnStash]*_fnStash),
}
globalObject := clone.object(in.globalObject)
out.globalStash = out.newObjectStash(globalObject, nil)
out.globalObject = globalObject
out.global = _global{
clone.object(in.global.Object),
clone.object(in.global.Function),
clone.object(in.global.Array),
clone.object(in.global.String),
clone.object(in.global.Boolean),
clone.object(in.global.Number),
clone.object(in.global.Math),
clone.object(in.global.Date),
clone.object(in.global.RegExp),
clone.object(in.global.Error),
clone.object(in.global.EvalError),
clone.object(in.global.TypeError),
clone.object(in.global.RangeError),
clone.object(in.global.ReferenceError),
clone.object(in.global.SyntaxError),
clone.object(in.global.URIError),
clone.object(in.global.JSON),
clone.object(in.global.ObjectPrototype),
clone.object(in.global.FunctionPrototype),
clone.object(in.global.ArrayPrototype),
clone.object(in.global.StringPrototype),
clone.object(in.global.BooleanPrototype),
clone.object(in.global.NumberPrototype),
clone.object(in.global.DatePrototype),
clone.object(in.global.RegExpPrototype),
clone.object(in.global.ErrorPrototype),
clone.object(in.global.EvalErrorPrototype),
clone.object(in.global.TypeErrorPrototype),
clone.object(in.global.RangeErrorPrototype),
clone.object(in.global.ReferenceErrorPrototype),
clone.object(in.global.SyntaxErrorPrototype),
clone.object(in.global.URIErrorPrototype),
}
out.eval = out.globalObject.property["eval"].value.(Value).value.(*_object)
out.globalObject.prototype = out.global.ObjectPrototype
// Not sure if this is necessary, but give some help to the GC
clone.runtime = nil
clone._object = nil
clone._objectStash = nil
clone._dclStash = nil
clone._fnStash = nil
return out
}
func (clone *_clone) object(in *_object) *_object {
if out, exists := clone._object[in]; exists {
return out
}
out := &_object{}
clone._object[in] = out
return in.objectClass.clone(in, out, clone)
}
func (clone *_clone) dclStash(in *_dclStash) (*_dclStash, bool) {
if out, exists := clone._dclStash[in]; exists {
return out, true
}
out := &_dclStash{}
clone._dclStash[in] = out
return out, false
}
func (clone *_clone) objectStash(in *_objectStash) (*_objectStash, bool) {
if out, exists := clone._objectStash[in]; exists {
return out, true
}
out := &_objectStash{}
clone._objectStash[in] = out
return out, false
}
func (clone *_clone) fnStash(in *_fnStash) (*_fnStash, bool) {
if out, exists := clone._fnStash[in]; exists {
return out, true
}
out := &_fnStash{}
clone._fnStash[in] = out
return out, false
}
func (clone *_clone) value(in Value) Value {
out := in
switch value := in.value.(type) {
case *_object:
out.value = clone.object(value)
}
return out
}
func (clone *_clone) valueArray(in []Value) []Value {
out := make([]Value, len(in))
for index, value := range in {
out[index] = clone.value(value)
}
return out
}
func (clone *_clone) stash(in _stash) _stash {
if in == nil {
return nil
}
return in.clone(clone)
}
func (clone *_clone) property(in _property) _property {
out := in
switch value := in.value.(type) {
case Value:
out.value = clone.value(value)
case _propertyGetSet:
p := _propertyGetSet{}
if value[0] != nil {
p[0] = clone.object(value[0])
}
if value[1] != nil {
p[1] = clone.object(value[1])
}
out.value = p
default:
panic(fmt.Errorf("in.value.(Value) != true; in.value is %T", in.value))
}
return out
}
func (clone *_clone) dclProperty(in _dclProperty) _dclProperty {
out := in
out.value = clone.value(in.value)
return out
}
|
