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require 'set'
module Gitlab
# Module that can be used to detect if a path points to a special file such as
# a README or a CONTRIBUTING file.
module FileDetector
PATTERNS = {
readme: /\Areadme/i,
changelog: /\A(changelog|history|changes|news)/i,
license: /\A(licen[sc]e|copying)(\..+|\z)/i,
contributing: /\Acontributing/i,
version: 'version',
gitignore: '.gitignore',
koding: '.koding.yml',
gitlab_ci: '.gitlab-ci.yml',
avatar: /\Alogo\.(png|jpg|gif)\z/
}
# Returns an Array of file types based on the given paths.
#
# This method can be used to check if a list of file paths (e.g. of changed
# files) involve any special files such as a README or a LICENSE file.
#
# Example:
#
# types_in_paths(%w{README.md foo/bar.txt}) # => [:readme]
def self.types_in_paths(paths)
types = Set.new
paths.each do |path|
type = type_of(path)
types << type if type
end
types.to_a
end
# Returns the type of a file path, or nil if none could be detected.
#
# Returned types are Symbols such as `:readme`, `:version`, etc.
#
# Example:
#
# type_of('README.md') # => :readme
# type_of('VERSION') # => :version
def self.type_of(path)
name = File.basename(path)
PATTERNS.each do |type, search|
did_match = if search.is_a?(Regexp)
name =~ search
else
name.casecmp(search) == 0
end
return type if did_match
end
nil
end
end
end
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