From 005223711f4e11da5c8f24d19d6e8a6b64f603a8 Mon Sep 17 00:00:00 2001
From: Benoit Giannangeli <benoit.giannangeli@boursorama.fr>
Date: Thu, 2 Mar 2017 14:05:01 +0100
Subject: [Parsing tests] TFORCALL, TFORLOOP

---
 README.md         |  2 +-
 src/lparser.js    |  4 ++--
 tests/lexparse.js | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 52 insertions(+), 3 deletions(-)

diff --git a/README.md b/README.md
index 837e792..4218110 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[![Build Status](https://travis-ci.com/giann/fengari.svg?token=PSYuVp8qrrdszprvDFz7&branch=master)](https://travis-ci.com/giann/fengari)
+[![Build Status](https://travis-ci.com/giann/fengari.svg?token=PSYuVp8qrrdszprvDFz7&branch=master)](https://travis-ci.com/giann/fengari) [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
 # fengari
 🐺 φεγγάρι - A Lua VM written in JS ES6 targeting the browser
diff --git a/src/lparser.js b/src/lparser.js
index 9c52c59..7fa3f16 100644
--- a/src/lparser.js
+++ b/src/lparser.js
@@ -1240,7 +1240,7 @@ const forbody = function(ls, base, line, nvars, isnum) {
     if (isnum)  /* end of scope for declared variables */
         endfor = lcode.luaK_codeAsBx(fs, OpCodesI.OP_FORLOOP, base, lcode.NO_JUMP);
     else {  /* generic for */
-        lcode.luaK_codeABC(fs, OpCodesI.OP_TFORLOOP, base + 2, lcode.NO_JUMP);
+        lcode.luaK_codeABC(fs, OpCodesI.OP_TFORCALL, base, 0, nvars);
         lcode.luaK_fixline(fs, line);
         endfor = lcode.luaK_codeAsBx(fs, OpCodesI.OP_TFORLOOP, base + 2, lcode.NO_JUMP);
     }
@@ -1274,7 +1274,7 @@ const forlist = function(ls, indexname) {
     let fs = ls.fs;
     let e = new expdesc();
     let nvars = 4;  /* gen, state, control, plus at least one declared var */
-    let base = fs.freereg();
+    let base = fs.freereg;
     /* create control variables */
     new_localvarliteral(ls, "(for generator)");
     new_localvarliteral(ls, "(for state)");
diff --git a/tests/lexparse.js b/tests/lexparse.js
index df7cae8..b661d6d 100644
--- a/tests/lexparse.js
+++ b/tests/lexparse.js
@@ -864,4 +864,53 @@ test('Long SETLIST', function (t) {
         [1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5],
         "Program output is correct"
     );
+});
+
+
+test('TFORCALL, TFORLOOP', function (t) {
+    let luaCode = `
+        local iterator = function (t, i)
+            i = i + 1
+            local v = t[i]
+            if v then
+                return i, v
+            end
+        end
+
+        local iprs = function(t)
+            return iterator, t, 0
+        end
+
+        local t = {1, 2, 3}
+        local r = 0
+        for k,v in iprs(t) do
+            r = r + v
+        end
+
+        return r
+    `, L;
+    
+    t.plan(3);
+
+    t.doesNotThrow(function () {
+
+        L = lauxlib.luaL_newstate();
+
+        linit.luaL_openlibs(L);
+
+        lapi.lua_load(L, null, luaCode, "test", "text");
+
+    }, "Lua program loaded without error");
+
+    t.doesNotThrow(function () {
+
+        lapi.lua_call(L, 0, -1);
+
+    }, "Lua program ran without error");
+
+    t.strictEqual(
+        lapi.lua_tonumber(L, -1),
+        6,
+        "Program output is correct"
+    );
 });
\ No newline at end of file
-- 
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