status-go/vendor/github.com/robertkrimen/otto/cmpl_evaluate.go

97 lines
2.6 KiB
Go

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