protected internal static JintExpression Build(Engine engine, Expression expression)
{
switch (expression.Type)
{
case Nodes.AssignmentExpression: return(JintAssignmentExpression.Build(engine, (AssignmentExpression)expression));
case Nodes.ArrayExpression: return(new JintArrayExpression(engine, (ArrayExpression)expression));
case Nodes.ArrowFunctionExpression: return(new JintArrowFunctionExpression(engine, (IFunction)expression));
case Nodes.BinaryExpression: return(JintBinaryExpression.Build(engine, (BinaryExpression)expression));
case Nodes.CallExpression: return(new JintCallExpression(engine, (CallExpression)expression));
case Nodes.ConditionalExpression: return(new JintConditionalExpression(engine, (ConditionalExpression)expression));
case Nodes.FunctionExpression: return(new JintFunctionExpression(engine, (IFunction)expression));
case Nodes.Identifier: return(new JintIdentifierExpression(engine, (Identifier)expression));
case Nodes.Literal: return(JintLiteralExpression.Build(engine, (Literal)expression));
case Nodes.LogicalExpression:
switch (((BinaryExpression)expression).Operator)
{
case BinaryOperator.LogicalAnd: return(new JintLogicalAndExpression(engine, (BinaryExpression)expression));
case BinaryOperator.LogicalOr: return(new JintLogicalOrExpression(engine, (BinaryExpression)expression));
default: return(ExceptionHelper.ThrowArgumentOutOfRangeException <JintExpression>());
}
case Nodes.MemberExpression: return(new JintMemberExpression(engine, (MemberExpression)expression));
case Nodes.NewExpression: return(new JintNewExpression(engine, (NewExpression)expression));
case Nodes.ObjectExpression: return(new JintObjectExpression(engine, (ObjectExpression)expression));
case Nodes.SequenceExpression: return(new JintSequenceExpression(engine, (SequenceExpression)expression));
case Nodes.ThisExpression: return(new JintThisExpression(engine, (ThisExpression)expression));
case Nodes.UpdateExpression: return(new JintUpdateExpression(engine, (UpdateExpression)expression));
case Nodes.UnaryExpression: return(JintUnaryExpression.Build(engine, (UnaryExpression)expression));
case Nodes.SpreadElement: return(new JintSpreadExpression(engine, (SpreadElement)expression));
case Nodes.TemplateLiteral: return(new JintTemplateLiteralExpression(engine, (TemplateLiteral)expression));
case Nodes.TaggedTemplateExpression: return(new JintTaggedTemplateExpression(engine, (TaggedTemplateExpression)expression));
default:
return(ExceptionHelper.ThrowArgumentOutOfRangeException <JintExpression>(nameof(expression), $"unsupported expression type '{expression.Type}'"));
}
}
protected internal static JintExpression Build(Engine engine, Expression expression)
{
return(expression.Type switch
{
Nodes.AssignmentExpression => JintAssignmentExpression.Build(engine, (AssignmentExpression)expression),
Nodes.ArrayExpression => new JintArrayExpression(engine, (ArrayExpression)expression),
Nodes.ArrowFunctionExpression => new JintArrowFunctionExpression(engine, (IFunction)expression),
Nodes.BinaryExpression => JintBinaryExpression.Build(engine, (BinaryExpression)expression),
Nodes.CallExpression => new JintCallExpression(engine, (CallExpression)expression),
Nodes.ConditionalExpression => new JintConditionalExpression(engine, (ConditionalExpression)expression),
Nodes.FunctionExpression => new JintFunctionExpression(engine, (IFunction)expression),
Nodes.Identifier => new JintIdentifierExpression(engine, (Identifier)expression),
Nodes.Literal => JintLiteralExpression.Build(engine, (Literal)expression),
Nodes.LogicalExpression => ((BinaryExpression)expression).Operator switch
{
BinaryOperator.LogicalAnd => new JintLogicalAndExpression(engine, (BinaryExpression)expression),
BinaryOperator.LogicalOr => new JintLogicalOrExpression(engine, (BinaryExpression)expression),
_ => ExceptionHelper.ThrowArgumentOutOfRangeException <JintExpression>()
},