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Let's try some LINQ

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This commit is contained in:
Adrian Conlon 2024-06-07 18:53:47 +01:00
parent 8b6ef38a07
commit 494b1ab8ac
1 changed files with 10 additions and 28 deletions
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38
M6502/M6502.Symbols/Parser.cs
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@ -44,6 +44,8 @@
#region Lookups
public static IEnumerable<T> SelectNameMatching<T>(string name, IEnumerable<T> items) where T : NamedSection => from item in items where item.Name == name select item;
#region Label lookup
public void AddLabel(Symbol symbol)
@ -77,22 +79,11 @@
return labels.Count > 0 ? labels[0] : null;
}
public List<Symbol> LookupLabels(string name)
{
var returned = new List<Symbol>();
foreach (var label in this.Labels)
{
if (label.Name == name)
{
returned.Add(label);
}
}
return returned;
}
public IEnumerable<Symbol> LookupLabels(string name) => SelectNameMatching(name, this.Labels);
public Symbol? LookupLabel(string name)
{
var labels = this.LookupLabels(name);
var labels = this.LookupLabels(name).ToList();
return labels.Count > 0 ? labels[0] : null;
}
@ -135,16 +126,12 @@
#region Scope lookup
public IEnumerable<Scope> LookupScopes(string name) => SelectNameMatching(name, this.Scopes);
public Scope? LookupScope(string name)
{
foreach (var scope in this.Scopes)
{
if (scope.Name == name)
{
return scope;
}
}
return null;
var scopes = this.LookupScopes(name).ToList();
return scopes.Count > 0 ? scopes[0] : null;
}
private int LocateScope(int address)
@ -370,13 +357,8 @@
{
throw new InvalidOperationException("Fully parsed scopes are unavailable");
}
foreach (var scope in this.Scopes)
{
if (scope.Symbol != null)
{
this.AddressableScopes.Add(scope);
}
}
var scopes = from scope in this.Scopes where scope.Symbol != null select scope;
this.AddressableScopes.AddRange(scopes);
}
private void ParseLine(string[] elements)