97 lines
2.6 KiB
Go
97 lines
2.6 KiB
Go
package otto
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import (
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"strconv"
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)
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func (self *_runtime) cmpl_evaluate_nodeProgram(node *_nodeProgram, eval bool) Value {
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if !eval {
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self.enterGlobalScope()
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defer func() {
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self.leaveScope()
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}()
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}
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self.cmpl_functionDeclaration(node.functionList)
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self.cmpl_variableDeclaration(node.varList)
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self.scope.frame.file = node.file
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return self.cmpl_evaluate_nodeStatementList(node.body)
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}
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func (self *_runtime) cmpl_call_nodeFunction(function *_object, stash *_fnStash, node *_nodeFunctionLiteral, this Value, argumentList []Value) Value {
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indexOfParameterName := make([]string, len(argumentList))
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// function(abc, def, ghi)
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// indexOfParameterName[0] = "abc"
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// indexOfParameterName[1] = "def"
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// indexOfParameterName[2] = "ghi"
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// ...
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argumentsFound := false
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for index, name := range node.parameterList {
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if name == "arguments" {
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argumentsFound = true
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}
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value := Value{}
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if index < len(argumentList) {
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value = argumentList[index]
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indexOfParameterName[index] = name
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}
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// strict = false
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self.scope.lexical.setValue(name, value, false)
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}
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if !argumentsFound {
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arguments := self.newArgumentsObject(indexOfParameterName, stash, len(argumentList))
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arguments.defineProperty("callee", toValue_object(function), 0101, false)
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stash.arguments = arguments
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// strict = false
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self.scope.lexical.setValue("arguments", toValue_object(arguments), false)
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for index, _ := range argumentList {
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if index < len(node.parameterList) {
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continue
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}
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indexAsString := strconv.FormatInt(int64(index), 10)
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arguments.defineProperty(indexAsString, argumentList[index], 0111, false)
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}
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}
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self.cmpl_functionDeclaration(node.functionList)
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self.cmpl_variableDeclaration(node.varList)
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result := self.cmpl_evaluate_nodeStatement(node.body)
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if result.kind == valueResult {
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return result
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}
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return Value{}
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}
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func (self *_runtime) cmpl_functionDeclaration(list []*_nodeFunctionLiteral) {
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executionContext := self.scope
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eval := executionContext.eval
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stash := executionContext.variable
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for _, function := range list {
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name := function.name
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value := self.cmpl_evaluate_nodeExpression(function)
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if !stash.hasBinding(name) {
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stash.createBinding(name, eval == true, value)
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} else {
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// TODO 10.5.5.e
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stash.setBinding(name, value, false) // TODO strict
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}
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}
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}
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func (self *_runtime) cmpl_variableDeclaration(list []string) {
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executionContext := self.scope
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eval := executionContext.eval
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stash := executionContext.variable
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for _, name := range list {
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if !stash.hasBinding(name) {
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stash.createBinding(name, eval == true, Value{}) // TODO strict?
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}
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}
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}
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