From d6382efdebf2a92b9e115c25f673a499eda8056d Mon Sep 17 00:00:00 2001
From: Adam Vandenberg
Date: Thu, 14 Apr 2011 14:57:21 -0700
Subject: Add `brew fetch --deps`

`brew fetch --deps` will also cache the dependencies of any listed formulae.
---
 Library/Contributions/manpages/brew.1.md | 10 ++++++----
 Library/Homebrew/cmd/fetch.rb            | 16 +++++++++++++++-
 2 files changed, 21 insertions(+), 5 deletions(-)

(limited to 'Library')

diff --git a/Library/Contributions/manpages/brew.1.md b/Library/Contributions/manpages/brew.1.md
index 409eab697..3030f3b8d 100644
--- a/Library/Contributions/manpages/brew.1.md
+++ b/Library/Contributions/manpages/brew.1.md
@@ -154,16 +154,18 @@ didn't include with OS X.
     Show the git log for the given formulae. Options that `git-log`(1)
     recognizes can be passed before the formula list.
 
-  * `fetch [--force] [-v] [--HEAD]` <formula>:
-    Download the source package for the given <formula>. For tarballs, also
-    prints MD5 and SHA1 checksums.
+  * `fetch [--force] [-v] [--HEAD] [--deps]` <formulae>:
+    Download the source packages for the given <formulae>.
+    For tarballs, also print MD5 and SHA1 checksums.
 
-    If `--HEAD` is passed, download the HEAD version of <formula> instead. `-v`
+    If `--HEAD` is passed, download the HEAD versions of <formulae> instead. `-v`
     may also be passed to make the VCS checkout verbose, useful for seeing if
     an existing HEAD cache has been updated.
 
     If `--force` is passed, remove a previously cached version and re-fetch.
 
+    If `--deps` is passed, also download dependencies for any listed <formulae>.
+
   * `audit [--strict]`:
     Check formulae for Homebrew coding style violations. This should be
     run before submitting a new formula for inclusion.
diff --git a/Library/Homebrew/cmd/fetch.rb b/Library/Homebrew/cmd/fetch.rb
index 8ad3c7f7d..f8eada40a 100644
--- a/Library/Homebrew/cmd/fetch.rb
+++ b/Library/Homebrew/cmd/fetch.rb
@@ -4,7 +4,21 @@ require 'formula'
 
 module Homebrew extend self
   def fetch
-    ARGV.formulae.each do |f|
+    if ARGV.include? '--deps'
+      bucket = []
+      ARGV.formulae.each do |f|
+        bucket << f
+        bucket << f.recursive_deps
+      end
+      
+      bucket = bucket.flatten.uniq
+    else
+      bucket = ARGV.formulae
+    end
+
+    puts "Fetching: #{bucket * ', '}" if bucket.size > 1
+
+    bucket.each do |f|
       if ARGV.include? "--force" or ARGV.include? "-f"
         where_to = `brew --cache #{f.name}`.strip
         FileUtils.rm_rf where_to unless where_to.empty?
-- 
cgit v1.2.3