From: Matt S Trout <mst@shadowcat.co.uk>
Date: Fri, 16 Mar 2012 09:48:39 +0000 (+0000)
Subject: Module::Runtime-ify
X-Git-Tag: v1.000000~13
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=cf62c98938670cba251cdc299ce194d0cdf694a2;p=gitmo%2FRole-Tiny.git

Module::Runtime-ify
---

diff --git a/Changes b/Changes
index 4847183..90a6e76 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,5 @@
+  - Switch Moo::Utils to using Module::Runtime, and add the 5.8 %INC
+    leakage fix into Role::Tiny's _load_module to provide partial parity
   - Update incompatibilities with Moose documentation
   - Remove Sub::Quote's outstanding queue since it doesn't actually slow
     things down to do it this way and makes debugging easier.
diff --git a/Makefile.PL b/Makefile.PL
index b047631..7a550c4 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -12,6 +12,7 @@ my %BUILD_DEPS = (
 my %RUN_DEPS = (
   'Class::Method::Modifiers' => 1.07,
   'strictures' => 1.001001,
+  'Module::Runtime' => 0.013,
 );
 
 # have to do this since old EUMM dev releases miss the eval $VERSION line
diff --git a/lib/Moo/_Utils.pm b/lib/Moo/_Utils.pm
index 6b585cf..6fa6e24 100644
--- a/lib/Moo/_Utils.pm
+++ b/lib/Moo/_Utils.pm
@@ -11,6 +11,7 @@ BEGIN {
 }
 
 use strictures 1;
+use Module::Runtime qw(require_module);
 use base qw(Exporter);
 use Moo::_mro;
 
@@ -32,15 +33,13 @@ sub _install_modifier {
 
 our %MAYBE_LOADED;
 
-# _load_module is inlined in Role::Tiny - make sure to copy if you update it.
-
 sub _load_module {
   (my $proto = $_[0]) =~ s/::/\//g;
   return 1 if $INC{"${proto}.pm"};
   # can't just ->can('can') because a sub-package Foo::Bar::Baz
   # creates a 'Baz::' key in Foo::Bar's symbol table
   return 1 if grep !/::$/, keys %{_getstash($_[0])||{}};
-  { require "${proto}.pm"; }
+  require_module($_[0]);
   return 1;
 }
 
diff --git a/lib/Role/Tiny.pm b/lib/Role/Tiny.pm
index 623b338..db9151e 100644
--- a/lib/Role/Tiny.pm
+++ b/lib/Role/Tiny.pm
@@ -10,15 +10,27 @@ our %INFO;
 our %APPLIED_TO;
 our %COMPOSED;
 
-# inlined from Moo::_Utils - update that first.
+# Module state workaround totally stolen from Zefram's Module::Runtime.
+
+BEGIN {
+  *_WORK_AROUND_BROKEN_MODULE_STATE = "$]" < 5.009 ? sub(){1} : sub(){0};
+}
+
+sub Role::Tiny::__GUARD__::DESTROY {
+  delete $INC{$_[0]->[0]} if @{$_[0]};
+}
 
 sub _load_module {
   (my $proto = $_[0]) =~ s/::/\//g;
-  return 1 if $INC{"${proto}.pm"};
+  $proto .= '.pm';
+  return 1 if $INC{$proto};
   # can't just ->can('can') because a sub-package Foo::Bar::Baz
   # creates a 'Baz::' key in Foo::Bar's symbol table
   return 1 if grep !/::$/, keys %{_getstash($_[0])||{}};
-  require "${proto}.pm";
+  my $guard = _WORK_AROUND_BROKEN_MODULE_STATE
+    && bless([ $proto ], 'Role::Tiny::__GUARD__');
+  require $proto;
+  pop @$guard if _WORK_AROUND_BROKEN_MODULE_STATE;
   return 1;
 }