Merge pull request #1683 from github/find-by-ext

Extract Language.find_by_extension
This commit is contained in:
Adam Roben
2014-11-10 14:37:45 -05:00
2 changed files with 35 additions and 3 deletions

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@@ -194,9 +194,25 @@ module Linguist
def self.find_by_filename(filename)
basename = File.basename(filename)
extname = FileBlob.new(filename).extension
langs = @filename_index[basename] +
@extension_index[extname]
langs.compact.uniq
(@filename_index[basename] + find_by_extension(extname)).compact.uniq
end
# Public: Look up Languages by file extension.
#
# extname - The extension String.
#
# Examples
#
# Language.find_by_extension('.rb')
# # => [#<Language name="Ruby">]
#
# Language.find_by_extension('rb')
# # => [#<Language name="Ruby">]
#
# Returns all matching Languages or [] if none were found.
def self.find_by_extension(extname)
extname = ".#{extname}" unless extname.start_with?(".")
@extension_index[extname]
end
# Public: Look up Languages by shebang line.