From 10b07148ba8efec543ded60a4b7916960709ce1e Mon Sep 17 00:00:00 2001
From: Joel Martin <github@martintribe.org>
Date: Sat, 7 Mar 2015 09:04:07 -0600
Subject: All step0: add test, fix bugs, remove step0 eval.

---
 php/step0_repl.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'php/step0_repl.php')

diff --git a/php/step0_repl.php b/php/step0_repl.php
index eecb052..421173c 100644
--- a/php/step0_repl.php
+++ b/php/step0_repl.php
@@ -9,12 +9,12 @@ function READ($str) {
 
 // eval
 function MAL_EVAL($ast, $env) {
-    return eval($ast);
+    return $ast;
 }
 
 // print
 function MAL_PRINT($exp) {
-    return var_export($exp, true) . "\n";
+    return $exp;
 }
 
 // repl
@@ -26,8 +26,8 @@ function rep($str) {
 do {
     $line = mal_readline("user> ");
     if ($line === NULL) { break; }
-    if (!empty($line)) {
-        print(rep($line));
+    if ($line !== "") {
+        print(rep($line) . "\n");
     }
 } while (true);
 
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