Merge pull request #1972 from timotheecour/pr_brew_where_command

add `brew formula` command to show location of a formula

2 files changed, 21 insertions, 0 deletions

diff --git a/Library/Homebrew/dev-cmd/formula.rb b/Library/Homebrew/dev-cmd/formula.rb
new file mode 100644
index 000000000..71687dfa7
--- /dev/null
+++ b/Library/Homebrew/dev-cmd/formula.rb
@@ -0,0 +1,13 @@
+#:  * `formula` <formula>:
+#:    Display the path where <formula> is
+
+require "formula"
+
+module Homebrew
+  module_function
+
+  def formula
+    raise FormulaUnspecifiedError if ARGV.named.empty?
+    ARGV.resolved_formulae.each { |f| puts f.path }
+  end
+end
diff --git a/Library/Homebrew/test/formula_cmd_test.rb b/Library/Homebrew/test/formula_cmd_test.rb
new file mode 100644
index 000000000..abbe42d98
--- /dev/null
+++ b/Library/Homebrew/test/formula_cmd_test.rb
@@ -0,0 +1,8 @@
+require "testing_env"
+
+class IntegrationCommandTestFormula < IntegrationCommandTestCase
+  def test_formula
+    formula_file = setup_test_formula "testball"
+    assert_equal formula_file.to_s, cmd("formula", "testball")
+  end
+end