refactor(php-shim): split filter_var into per-filter functions

Replace the dispatch-on-constant filter_var() and filter_var_with_options()
with dedicated filter_var_boolean/url/email/ip and filter_var_int_with_range,
dropping the FILTER_VALIDATE_* constants and updating all call sites.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/crates/shirabe/src/util/error_handler.rs b/crates/shirabe/src/util/error_handler.rs
index e0590d9..b9210fc 100644
--- a/crates/shirabe/src/util/error_handler.rs
+++ b/crates/shirabe/src/util/error_handler.rs
@@ -3,9 +3,9 @@
 use crate::io::IOInterface;
 use crate::io::IOInterfaceImmutable;
 use shirabe_php_shim::{
-    E_ALL, E_DEPRECATED, E_USER_DEPRECATED, E_USER_WARNING, E_WARNING, ErrorException,
-    FILTER_VALIDATE_BOOLEAN, PHP_EOL, PhpMixed, STDERR, debug_backtrace, error_reporting,
-    filter_var, ini_get, is_resource, set_error_handler,
+    E_ALL, E_DEPRECATED, E_USER_DEPRECATED, E_USER_WARNING, E_WARNING, ErrorException, PHP_EOL,
+    PhpMixed, STDERR, debug_backtrace, error_reporting, filter_var_boolean, ini_get, is_resource,
+    set_error_handler,
 };
 use std::cell::{Cell, RefCell};
 use std::rc::Rc;
@@ -37,7 +37,7 @@ impl ErrorHandler {
         let mut message = message;
 
         let xdebug_scream = ini_get("xdebug.scream").unwrap_or_default();
-        if filter_var(&xdebug_scream, FILTER_VALIDATE_BOOLEAN) {
+        if filter_var_boolean(&xdebug_scream) {
             message += "\n\nWarning: You have xdebug.scream enabled, the warning above may be\na legitimately suppressed error that you were not supposed to see.";
         }