From: gfx <gfuji@cpan.org>
Date: Tue, 23 Feb 2010 01:54:17 +0000 (+0900)
Subject: Move is_valid_class_name into XS
X-Git-Tag: 0.50_04~21
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=gitmo%2FMouse.git;a=commitdiff_plain;h=0ffc4183de68b15deeec5d662d9cc1d125dabf26;hp=01f892fafd4633960960c120650e32ecf549e369

Move is_valid_class_name into XS
---

diff --git a/lib/Mouse/PurePerl.pm b/lib/Mouse/PurePerl.pm
index 6ab689b..fa6a1d7 100644
--- a/lib/Mouse/PurePerl.pm
+++ b/lib/Mouse/PurePerl.pm
@@ -11,6 +11,19 @@ use warnings FATAL => 'redefine'; # to avoid to load Mouse::PurePerl
 
 use B ();
 
+
+# taken from Class/MOP.pm
+sub is_valid_class_name {
+    my $class = shift;
+
+    return 0 if ref($class);
+    return 0 unless defined($class);
+
+    return 1 if $class =~ /\A \w+ (?: :: \w+ )* \z/xms;
+
+    return 0;
+}
+
 sub is_class_loaded {
     my $class = shift;
 
diff --git a/lib/Mouse/Util.pm b/lib/Mouse/Util.pm
index f6be4ea..a819618 100644
--- a/lib/Mouse/Util.pm
+++ b/lib/Mouse/Util.pm
@@ -197,17 +197,7 @@ BEGIN {
 sub get_code_info;
 sub get_code_package;
 
-# taken from Class/MOP.pm
-sub is_valid_class_name {
-    my $class = shift;
-
-    return 0 if ref($class);
-    return 0 unless defined($class);
-
-    return 1 if $class =~ /\A \w+ (?: :: \w+ )* \z/xms;
-
-    return 0;
-}
+sub is_valid_class_name;
 
 # taken from Class/MOP.pm
 sub load_first_existing_class {
diff --git a/t/001_mouse/020-load-class.t b/t/001_mouse/020-load-class.t
index 311acd8..b8f7c99 100644
--- a/t/001_mouse/020-load-class.t
+++ b/t/001_mouse/020-load-class.t
@@ -1,20 +1,28 @@
 #!/usr/bin/env perl
 use strict;
 use warnings;
-use Test::More tests => 11;
+use Test::More;
 use Test::Exception;
 
 require Mouse;
 use lib 't/lib';
 
-ok(!Mouse::is_class_loaded(undef), "is_class_loaded with undef returns false");
-ok(!Mouse::is_class_loaded(''), "can't load the empty class");
-ok(!Mouse::is_class_loaded(\"foo"), "can't load a class name reference??");
+lives_and {
+    ok(!Mouse::is_class_loaded(undef),  "is_class_loaded with undef returns false");
+    ok(!Mouse::is_class_loaded(''),     "can't load the empty class");
+    ok(!Mouse::is_class_loaded(\"foo"), "can't load a class name reference");
+
+    ok(Mouse::is_class_loaded("Mouse"),      "Mouse is loaded");
+    ok(Mouse::is_class_loaded("Test::More"), "Test::More is loaded");
+};
 
 throws_ok { Mouse::load_class(undef)  } qr/Invalid class name \(undef\)/;
 throws_ok { Mouse::load_class('')     } qr/Invalid class name \(\)/;
 throws_ok { Mouse::load_class(\"foo") } qr/Invalid class name \(SCALAR\(\w+\)\)/;
 
+throws_ok { Mouse::load_class("Foo!") }        qr/Invalid class name/;
+throws_ok { Mouse::load_class("Foo::Bar42!") } qr/Invalid class name/;
+
 ok(Mouse::load_class('Unsweetened'));
 can_ok('Unsweetened' => 'unsweetened');
 
@@ -33,3 +41,4 @@ throws_ok {
     Mouse::load_class('SyntaxError');
 } qr/Missing right curly/;
 
+done_testing;
diff --git a/xs-src/MouseUtil.xs b/xs-src/MouseUtil.xs
index 006eab2..8704d89 100644
--- a/xs-src/MouseUtil.xs
+++ b/xs-src/MouseUtil.xs
@@ -285,6 +285,29 @@ CODE:
 }
 
 bool
+is_valid_class_name(SV* sv)
+CODE:
+{
+    SvGETMAGIC(sv);
+    if(SvPOKp(sv) && SvCUR(sv) > 0){
+        UV i;
+        RETVAL = TRUE;
+        for(i = 0; i < SvCUR(sv); i++){
+            char const c = SvPVX(sv)[i];
+            if(!(isALNUM(c) || c == ':')){
+                RETVAL = FALSE;
+                break;
+            }
+        }
+    }
+    else{
+        RETVAL = SvNIOKp(sv) ? TRUE : FALSE;
+    }
+}
+OUTPUT:
+    RETVAL
+
+bool
 is_class_loaded(SV* sv)
 
 void