// TODO: maybe introduce the new ForOfStatement node
private UstStmts.ForeachStatement VisitForOfStatement(ForOfStatement forOfStatement)
{
UstTokens.IdToken name = null;
var left = Visit(forOfStatement.Left);
if (left is UstTokens.IdToken token)
{
name = token;
}
else if (left is UstStmts.ExpressionStatement exprStmt &&
exprStmt.Expression is UstExprs.VariableDeclarationExpression varDecl &&
varDecl.Variables.Count > 0 &&
varDecl.Variables[0].Left is UstTokens.IdToken idToken)
{
name = idToken;
}
var inExpression = VisitExpression(forOfStatement.Right);
var body = VisitStatement(forOfStatement.Body);
return(new UstStmts.ForeachStatement(null, name, inExpression, body, GetTextSpan(forOfStatement)));
}
private Collections.List <ParameterDeclaration> VisitParameters(Esprima.Ast.List <INode> parameters)
{
var result = new Collections.List <ParameterDeclaration>(parameters.Count);
foreach (INode param in parameters)
{
UstTokens.IdToken name;
if (param is Identifier identifier)
{
name = VisitIdentifier(identifier);
}
else
{
// TODO: extend parameter declaration
name = new UstTokens.IdToken("", GetTextSpan(param));
}
result.Add(new ParameterDeclaration(null, null, name, name.TextSpan));
}
return(result);
}