Adds basics of new list helper library

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Deukhoofd 2019-01-20 22:28:02 +01:00
parent b9183be4e7
commit 3737ac826c
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2 changed files with 26 additions and 0 deletions

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@ -0,0 +1,21 @@
using Upsilon.BaseTypes;
using Upsilon.BaseTypes.ScriptTypeInterfaces;
namespace Upsilon.StandardLibraries
{
internal class ListLibrary
{
[ScriptFunction("contains", "Returns a boolean that defines whether a table contains a value", directScriptManipulation: true)]
public ScriptBoolean Contains(IIterable table, ScriptType obj)
{
var enumerator = table.GetScriptEnumerator();
while (enumerator.MoveNext())
{
var current = enumerator.Current;
if (current == obj)
return true;
}
return false;
}
}
}

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@ -77,6 +77,11 @@ namespace Upsilon.StandardLibraries
boundFuncs.Add("math",
new UserDataVariableSymbol("math", BoundTypeHandler.GetTypeDefinition(typeof(MathLibrary)), true));
UserDataTypeHandler.LoadType<ListLibrary>();
funcs.Add("list", new ListLibrary().ToScriptType());
boundFuncs.Add("list",
new UserDataVariableSymbol("list", BoundTypeHandler.GetTypeDefinition(typeof(ListLibrary)), true));
var scope = new EvaluationScope(funcs);
var boundScope = new BoundScope(boundFuncs, null);
return (scope, boundScope);