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Move regex to a constant

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Brandon Keepers
2015-01-29 13:09:12 -06:00
parent 7a601b196e
commit fadca563bc
1 changed files with 15 additions and 14 deletions
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29
lib/linguist/strategy/modeline.rb
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@@ -1,6 +1,20 @@
module Linguist
module Strategy
class Modeline
Regex = /
(?:
(-\*- \s* (?:mode:)? \s*) | # $1: Emacs
(\/\* \s* vim: \s* set \s* (?:ft|filetype)=) # $2: Vim
)
(\w+) # $3: language
(?:
(?(1) # If $1 matched...
;?\s* -\*- | # then close Emacs syntax
: \s* \*\/ # otherwise close Vim syntax
)
)
/x
# Public: Detects language based on Vim and Emacs modelines
#
# blob - An object that quacks like a blob.
@@ -23,20 +37,7 @@ module Linguist
#
# Returns a String or nil
def self.modeline(data)
regex =
/(?:
(-\*- \s* (?:mode:)? \s*) | # $1: Emacs
(\/\* \s* vim: \s* set \s* (?:ft|filetype)=) # $2: Vim
)
(\w+) # $3: language
(?:
(?(1) # If $1 matched...
;?\s* -\*- | # then close Emacs syntax
: \s* \*\/ # otherwise close Vim syntax
)
)/x
data.lines.first(5).any? { |l| l.match(regex) }
data.lines.first(5).any? { |l| l.match(Regex) }
lang = $3
end
end