From 578e614344d99f990f2c00c4b734b746f16b6eaf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C3=ABl=20Kooi?=
 <48814281+RA-Kooi@users.noreply.github.com>
Date: Tue, 11 Oct 2022 02:20:14 +0200
Subject: [PATCH] Add function to find a Node by tag ID

For CWriter, which needs it to find tag types and cross compilation unit
references.
---
 DwarfOne2C/Parsing/CompilationUnit.cs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/DwarfOne2C/Parsing/CompilationUnit.cs b/DwarfOne2C/Parsing/CompilationUnit.cs
index 63280dd..b0efc26 100644
--- a/DwarfOne2C/Parsing/CompilationUnit.cs
+++ b/DwarfOne2C/Parsing/CompilationUnit.cs
@@ -12,6 +12,24 @@ public Node(Tag tag)
 		this.tag = tag;
 		children = new();
 	}
+
+	public Node Find(int tagID)
+	{
+		Node result = children.Find(n => n.tag.ID == tagID);
+
+		if(result != null)
+			return result;
+
+		foreach(Node child in children)
+		{
+			result = child.Find(tagID);
+
+			if(result != null)
+				return result;
+		}
+
+		return null;
+	}
 }
 
 public class CompilationUnit