public Variable Execute(Space space) {
if (!Sentence.IsSuccess(_header.Execute(space))) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableInsideAnalysis, "The header expression execute failed!");
return null;
}
var headerValue = _header.value;
if (!ValueTool.IsObject(headerValue)) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableInsideAnalysis, "The header expression isn't a object!");
return null;
}
var tempValue = headerValue;
Variable retVariable = null;
foreach (var expression in _insides) {
if (!ValueTool.IsObject(tempValue)) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableInsideAnalysis, "The expression isn't a object!");
return null;
}
var objSpace = (tempValue as ValueObject).space;
if (expression.GetExpressionType() != ExpressionType.Variable) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableInsideAnalysis, "The inside expression can't return a variable!");
return null;
}
if (!Sentence.IsSuccess(expression.Execute(objSpace))) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableInsideAnalysis, "The inside expression execute failed!");
return null;
}
retVariable = (expression as SentenceExpressionVariable).variable;
tempValue = expression.value;
}
return retVariable;
}
public override ExecuteResult Execute(Space space) {
if (!Sentence.IsSuccess(_header.Execute(space))) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.Inside, "The header expression execute failed!");
return ExecuteResult.Failed;
}
var headerValue = _header.value;
if (!ValueTool.IsObject(headerValue)) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.Inside, "The header expression isn't a object!");
return ExecuteResult.Failed;
}
var tempValue = headerValue;
foreach (var expression in _insides) {
if (!ValueTool.IsObject(tempValue)) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.Inside, "The expression isn't a object!");
return ExecuteResult.Failed;
}
var objSpace = (tempValue as ValueObject).space;
if (!Sentence.IsSuccess(expression.Execute(objSpace))) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.Inside, "The inside expression execute failed!");
return ExecuteResult.Failed;
}
tempValue = expression.value;
}
SetValue(tempValue);
return ExecuteResult.Successed;
}
public Variable Execute(Space space) {
if (!Sentence.IsSuccess(_valueExpression.Execute(space))) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableArrayItemAnalysis, "The expression execute failed!");
return null;
}
var retValue = _valueExpression.value;
Variable retVariable = null;
var expressionVecSize = _indexExpressionVec.Count;
for (var i = 0; i < expressionVecSize; ++i) {
if (!ValueTool.IsArray(retValue)) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableArrayItemAnalysis, "The result of expression isn't a array!");
return null;
}
var arr = (retValue as ValueArray).value;
var expression = _indexExpressionVec[i];
if (!Sentence.IsSuccess(expression.Execute(space))) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableArrayItemAnalysis, "The expression execute failed!");
return null;
}
var indexValue = expression.value;
if (!ValueTool.IsInteger(indexValue)) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableArrayItemAnalysis, "The index isn't a integer value!");
return null;
}
var index = (int) ((indexValue as ValueNumber).value);
if (index >= arr.Count) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableArrayItemAnalysis, "The index out of range!");
return null;
}
retVariable = arr[index];
if (!retVariable) {
ErrorLogger.LogRuntimeError(ErrorRuntimeCode.VariableArrayItemAnalysis, "The array value is invalid!");
return null;
}
retValue = retVariable.value;
}
return retVariable;
}