public static NeuKeyword?GetDeclarationKindKeyword(
this NeuVarDecl varDecl)
{
foreach (var child in varDecl.Children)
{
switch (child)
{
case NeuKeyword k when k.KeywordType == NeuKeywordType.Let:
return(k);
///
case NeuKeyword k when k.KeywordType == NeuKeywordType.Var:
return(k);
///
default:
return(null);
}
}
///
return(null);
}
public static NeuOperation Execute(
this NeuInterpreter interpreter,
NeuVarDecl varDecl)
{
// TODO: Change this so it's non-function scoped stack
var inGlobalScope = interpreter.Stack.Count() == 0;
///
var lastValue = NeuOperation.Void;
///
var kind = varDecl.GetDeclarationKindKeyword();
if (kind == null)
{
throw new Exception();
}
///
var patternBindingList = varDecl.GetPatternBindingList();
if (patternBindingList == null)
{
throw new Exception();
}
///
foreach (var c in patternBindingList.Children)
{
switch (c)
{
case NeuPatternBinding patternBinding:
lastValue = interpreter.Execute(inGlobalScope, kind, patternBinding);
break;
///
default:
throw new Exception();
}
}
///
return(lastValue);
}
///
public static NeuPatternBindingList?GetPatternBindingList(
this NeuVarDecl varDecl)
{
foreach (var child in varDecl.Children)
{
switch (child)
{
case NeuPatternBindingList l:
return(l);
///
default:
break;
}
}
///
return(null);
}