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Syntax tweak

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This commit is contained in:
Arfon Smith
2015-01-28 16:52:26 -06:00
parent 96154627d3
commit bf6bd246fd
1 changed files with 14 additions and 12 deletions
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26
lib/linguist/strategy/modeline.rb
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@@ -23,19 +23,21 @@ module Linguist
#
# Returns a String or nil
def self.modeline(data)
pattern = %q{(?:
(-\*- \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
)
)}
regex = <<-EOF
/(?:
(-\*- \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
EOF
data.lines.first(5).any? { |l| l.match(/#{pattern}/x) }
data.lines.first(5).any? { |l| l.match(regex) }
lang = $3
end
end