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Don't bind/evaluate variable value if the name is just an underscore

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Deukhoofd 2018-11-21 17:25:12 +01:00
parent 4ab755d0d2
commit 68830a1676
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2 changed files with 4 additions and 0 deletions
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2
Upsilon/Binder/Binder.cs
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@ -224,6 +224,8 @@ namespace Upsilon.Binder
private VariableSymbol TryBindVariable(string name, bool isLocal, BoundExpression assignment)
{
if (name == "_")
return null;
if (!Scope.TryGetVariable(name, !isLocal, out var variable))
{
if (assignment.Type == Type.Table)

2
Upsilon/Evaluator/Evaluator.cs
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@ -290,6 +290,8 @@ namespace Upsilon.Evaluator
var variableSymbol = e.Variables[i];
if (variableSymbol == null)
continue;
if (variableSymbol.Name == "_")
continue;
var value = table.Get(_diagnostics, e.Span, new NumberLong(i + 1), Scope);
if (variableSymbol.Local)
Scope.Set(variableSymbol, value);