From e96d75a87d879f7f455e4b9c6457bf6580743fa5 Mon Sep 17 00:00:00 2001
From: Benoit Giannangeli <benoit.giannangeli@boursorama.fr>
Date: Mon, 6 Mar 2017 15:58:11 +0100
Subject: String are represented by Array of 8-bit numbers

---
 src/lstate.js | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'src/lstate.js')

diff --git a/src/lstate.js b/src/lstate.js
index 2e6ebbe..519abde 100644
--- a/src/lstate.js
+++ b/src/lstate.js
@@ -69,7 +69,7 @@ class global_State {
 
     constructor(L) {
         this.mainthread = L;
-        this.strt = null; // TODO: string hash table
+        this.strt = new Map();
         this.l_registry = nil;
         this.panic = null;
         this.version = null;
@@ -77,6 +77,15 @@ class global_State {
         this.mt = new Array(LUA_NUMTAGS);
     }
 
+    intern(stringArray) {
+        let key = stringArray.map(e => `${e}|`).join('');
+
+        if (!this.strt.has(key))
+            this.strt.set(key, new lobject.TValue(CT.LUA_TLNGSTR, stringArray));
+
+        return this.strt.get(key);
+    }
+
 }
 
 
-- 
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