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kanashiro-guest pushed a commit to branch master
in repository carton.

commit 728a3cbe0ad5e56975d150a93224ca4de91673b0
Author: Tatsuhiko Miyagawa <miyag...@bulknews.net>
Date:   Tue Jun 28 11:43:26 2011 -0400

    Implemented show
---
 lib/Carton/CLI.pm  | 14 ++++++++++++++
 lib/Carton/Tree.pm |  6 +++---
 2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/lib/Carton/CLI.pm b/lib/Carton/CLI.pm
index 62f5fae..5f4bc3c 100644
--- a/lib/Carton/CLI.pm
+++ b/lib/Carton/CLI.pm
@@ -272,6 +272,20 @@ sub has_build_file {
     return $file;
 }
 
+sub cmd_show {
+    my($self, @args) = @_;
+
+    my $lock = $self->find_lock
+        or $self->error("Can't find carton.lock: Run `carton install`\n");
+    my $index = $self->carton->build_index($lock->{modules});
+
+    for my $module (@args) {
+        my $meta = $index->{$module}{meta}
+            or $self->error("Couldn't locate $module in the carton.lock\n");
+        $self->print( Carton::Util::to_json($meta) );
+    }
+}
+
 sub cmd_tree {
     my $self = shift;
     $self->cmd_list("--tree", @_);
diff --git a/lib/Carton/Tree.pm b/lib/Carton/Tree.pm
index 7a4e25d..ebd0fe6 100644
--- a/lib/Carton/Tree.pm
+++ b/lib/Carton/Tree.pm
@@ -138,15 +138,15 @@ sub finalize {
 sub has_child {
     my($self, $key) = @_;
 
-    my $has;
+    my $child;
     $self->walk_down(sub {
         if ($_[0]->key eq $key) {
-            $has++;
+            $child = $_[0];
             return $self->abort;
         }
     });
 
-    return $has;
+    return $child;
 }
 
 1;

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