public TO2Type FindVariableLocal(IBlockContext context, string name)
{
for (int i = 0; i < declarations.Count; i++)
{
DeclarationParameter declaration = declarations[i];
if (declaration.IsPlaceholder || name != declaration.target)
{
continue;
}
if (declaration.type != null)
{
return(declaration.type);
}
RealizedType elementType = sourceExpression.ResultType(context)
?.ForInSource(context.ModuleContext, null).ElementType;
if (elementType == null)
{
return(null);
}
switch (elementType)
{
case TupleType tupleType:
return(i < tupleType.itemTypes.Count ? tupleType.itemTypes[i] : null);
case RecordType recordType:
return(recordType.ItemTypes.Get(declaration.source));
}
}
return(null);
}
public VariableDeclaration(DeclarationParameter declaration, bool isConst, Expression expression,
Position start = new Position(), Position end = new Position()) : base(start, end)
{
this.declaration = declaration;
this.isConst = isConst;
this.expression = expression;
this.expression.TypeHint = context => this.declaration.type?.UnderlyingType(context.ModuleContext);
}