From: Colin Newell <colin.newell@gmail.com>
Date: Fri, 8 Jan 2016 23:06:42 +0000 (+0000)
Subject: Ensure Module::Runtime use_package_optimistically works.
X-Git-Tag: v0.003006~7
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=scpubgit%2FObject-Remote.git;a=commitdiff_plain;h=daa3054c043a622b2dd27f3176436e802bcd910c

Ensure Module::Runtime use_package_optimistically works.

Catches and re-throws errors to allow us to grab the information
it is expecting.
---

diff --git a/Makefile.PL b/Makefile.PL
index 745aaaf..6fe8cef 100644
--- a/Makefile.PL
+++ b/Makefile.PL
@@ -10,6 +10,7 @@ WriteMakefile(
   PREREQ_PM => {
     Moo => 1.006,
     'Module::Runtime' => 0,
+    'Try::Tiny' => 0,
     'JSON::PP' => 0,
     'Future' => 0.29,
     'MRO::Compat' => 0, # required to fatpack Moo
diff --git a/lib/Object/Remote/ModuleLoader.pm b/lib/Object/Remote/ModuleLoader.pm
index aff3d56..9d4273e 100644
--- a/lib/Object/Remote/ModuleLoader.pm
+++ b/lib/Object/Remote/ModuleLoader.pm
@@ -4,19 +4,36 @@ BEGIN {
   package Object::Remote::ModuleLoader::Hook;
   use Moo;
   use Object::Remote::Logging qw( :log :dlog );
+  use Try::Tiny;
   has sender => (is => 'ro', required => 1);
 
   # unqualified INC forced into package main
   sub Object::Remote::ModuleLoader::Hook::INC {
     my ($self, $module) = @_;
     log_debug { "Loading $module via " . ref($self) };
-    if (my $code = $self->sender->source_for($module)) {
-      open my $fh, '<', \$code;
-      Dlog_trace { "Module sender successfully sent code for '$module': $code" } $code;
-      return $fh;
+    try
+    {
+      if (my $code = $self->sender->source_for($module)) {
+        open my $fh, '<', \$code;
+        Dlog_trace { "Module sender successfully sent code for '$module': $code" } $code;
+        return $fh;
+      }
+      log_trace { "Module sender did not return code for '$module'" };
+      return;
+    }
+    catch
+    {
+      log_trace { "Module sender blew up - $_" };
+      if($_ =~ /Can't locate/)
+      {
+        # Fudge the error messge to make it work with
+        # Module::Runtime use_package_optimistically
+        # Module::Runtime wants - /\ACan't locate \Q$fn\E .+ at \Q@{[__FILE__]}\E line/
+        my ($package, $file, $line) = caller(9);
+        s/(in \@INC.)/$1 at $file line $line/;
+      }
+      die $_;
     }
-    log_trace { "Module sender did not return code for '$module'" };
-    return;
   }
 }
 
diff --git a/xt/load_optional.t b/xt/load_optional.t
index 2e7f510..fda12a2 100644
--- a/xt/load_optional.t
+++ b/xt/load_optional.t
@@ -21,7 +21,10 @@ is exception {
     my $remote = My::Data::TestModuleRuntime->new::on($connection);
     is($remote->counter, 0, 'Counter at 0');
     is($remote->increment, 1, 'Increment to 1');
-    is($remote->has_missing_module, 0, 'Shouldn\'t have loaded module');
+    like exception {
+        my $o = $remote->create_object;
+    }, qr/Can't locate Not\/Found.pm in \@INC/, 'Should fail to load Not::Found';
+
 }, undef, 'Checking Module::Runtime use_package_optimistically works correctly.';
 
 done_testing;
@@ -51,4 +54,4 @@ has counter => (is => 'rwp', default => sub { 0 });
 
 sub increment { $_[0]->_set_counter($_[0]->counter + 1); }
 
-sub has_missing_module { HAS_MISSING_MODULE };
+sub create_object { use_package_optimistically('Not::Found')->new() };