From 205e07e03a2edf0e10e84053f91d95474a3ac69a Mon Sep 17 00:00:00 2001
From: ShikiSuen <shikisuen@outlook.com>
Date: Sun, 4 Sep 2022 17:31:48 +0800
Subject: [PATCH] SymbolNode // Allow defining "previous" on init.

---
 Source/Modules/LangModelRelated/LMSymbolNode.swift | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/Modules/LangModelRelated/LMSymbolNode.swift b/Source/Modules/LangModelRelated/LMSymbolNode.swift
index 53806ef0..de46c8a6 100644
--- a/Source/Modules/LangModelRelated/LMSymbolNode.swift
+++ b/Source/Modules/LangModelRelated/LMSymbolNode.swift
@@ -15,9 +15,10 @@ class SymbolNode {
   var children: [SymbolNode]?
   var previous: SymbolNode?
 
-  init(_ title: String, _ children: [SymbolNode]? = nil) {
+  init(_ title: String, _ children: [SymbolNode]? = nil, previous: SymbolNode? = nil) {
     self.title = title
     self.children = children
+    self.previous = previous
   }
 
   init(_ title: String, symbols: String) {