diff options
Diffstat (limited to 'Library')
| -rw-r--r-- | Library/Homebrew/tab.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Library/Homebrew/tab.rb b/Library/Homebrew/tab.rb index cf398fcbf..5adf66194 100644 --- a/Library/Homebrew/tab.rb +++ b/Library/Homebrew/tab.rb @@ -16,6 +16,7 @@ class Tab < OpenStruct CACHE.clear end + # Instantiates a Tab for a new installation of a formula. def self.create(formula, compiler, stdlib) build = formula.build attributes = { @@ -45,10 +46,13 @@ class Tab < OpenStruct new(attributes) end + # Returns the Tab for an install receipt at `path`. + # Results are cached. def self.from_file(path) CACHE.fetch(path) { |p| CACHE[p] = from_file_content(File.read(p), p) } end + # Like Tab.from_file, but bypass the cache. def self.from_file_content(content, path) attributes = Utils::JSON.load(content) attributes["tabfile"] = path @@ -96,6 +100,8 @@ class Tab < OpenStruct end end + # Returns a tab for the named formula's installation, + # or a fake one if the formula is not installed. def self.for_name(name) for_formula(Formulary.factory(name)) end @@ -110,6 +116,8 @@ class Tab < OpenStruct options end + # Returns a Tab for an already installed formula, + # or a fake one if the formula is not installed. def self.for_formula(f) paths = [] @@ -134,6 +142,7 @@ class Tab < OpenStruct used_options = remap_deprecated_options(f.deprecated_options, tab.used_options) tab.used_options = used_options.as_flags else + # Formula is not installed. Return a fake tab. tab = empty tab.unused_options = f.options.as_flags tab.source = { |