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Diffstat (limited to 'php/step4_if_fn_do.php')
-rw-r--r--php/step4_if_fn_do.php8
1 files changed, 4 insertions, 4 deletions
diff --git a/php/step4_if_fn_do.php b/php/step4_if_fn_do.php
index 1e88c6a..7266261 100644
--- a/php/step4_if_fn_do.php
+++ b/php/step4_if_fn_do.php
@@ -15,7 +15,7 @@ function READ($str) {
// eval
function eval_ast($ast, $env) {
if (_symbol_Q($ast)) {
- return $env->get($ast->value);
+ return $env->get($ast);
} elseif (_sequential_Q($ast)) {
if (_list_Q($ast)) {
$el = _list();
@@ -47,12 +47,12 @@ function MAL_EVAL($ast, $env) {
switch ($a0v) {
case "def!":
$res = MAL_EVAL($ast[2], $env);
- return $env->set($ast[1]->value, $res);
+ return $env->set($ast[1], $res);
case "let*":
$a1 = $ast[1];
$let_env = new Env($env);
for ($i=0; $i < count($a1); $i+=2) {
- $let_env->set($a1[$i]->value, MAL_EVAL($a1[$i+1], $let_env));
+ $let_env->set($a1[$i], MAL_EVAL($a1[$i+1], $let_env));
}
return MAL_EVAL($ast[2], $let_env);
case "do":
@@ -93,7 +93,7 @@ function rep($str) {
// core.php: defined using PHP
foreach ($core_ns as $k=>$v) {
- $repl_env->set($k, _function($v));
+ $repl_env->set(_symbol($k), _function($v));
}
// core.mal: defined using the language itself