66 lines
1.8 KiB
C#
66 lines
1.8 KiB
C#
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using Godot;
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using System.Collections.Generic;
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namespace SupaLidlGame.Debug;
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internal static class NodePathParser
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{
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internal static IEnumerable<NodePathToken> ParseNodePath(CharIterator iterator)
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{
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// Some/Node/Path:And:Property/More/Paths
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// ->
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// Some/Node/Path (Node)
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// :And:Property (Property)
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// More/Paths (Node)
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NodePathTokenType curType = NodePathTokenType.Node;
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string path = "";
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while (iterator.GetNext() != '\0')
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{
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char curChar = iterator.MoveNext();
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if (curChar == ':')
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{
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// if we have been parsing a nodepath, yield a nodepath
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if (curType == NodePathTokenType.Node)
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{
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if (path.Length > 0)
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{
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yield return new NodePathToken(path, curType);
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path = "";
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curType = NodePathTokenType.Property;
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}
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}
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else
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{
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path += curChar;
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}
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}
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else if (curChar == '/')
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{
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// if we have been parsing property, yield a property
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if (curType == NodePathTokenType.Property)
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{
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yield return new NodePathToken(path, curType);
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path = "";
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curType = NodePathTokenType.Node;
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}
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else
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{
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path += curChar;
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}
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}
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else
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{
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path += curChar;
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}
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}
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// reached the end
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if (path.Length > 0)
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{
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yield return new NodePathToken(path, curType);
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}
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}
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}
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