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Code Packages Releases Wiki Activity

Implement smart-case match (#12)

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This commit is contained in:
Junegunn Choi
2013-12-20 15:30:48 +09:00
parent b30f21e074
commit 159dd7f069
3 changed files with 61 additions and 10 deletions
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fzf
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@@ -67,7 +67,7 @@ class FZF
end
def initialize argv, source = $stdin
@rxflag = Regexp::IGNORECASE
@rxflag = nil
@sort = ENV.fetch('FZF_DEFAULT_SORT', 1000).to_i
@color = true
@multi = false
@@ -79,6 +79,7 @@ class FZF
when '-h', '--help' then usage 0
when '-m', '--multi' then @multi = true
when '-x', '--extended' then @xmode = true
when '-i' then @rxflag = Regexp::IGNORECASE
when '+i' then @rxflag = 0
when '+s', '--no-sort' then @sort = nil
when '+c', '--no-color' then @color = false
@@ -136,6 +137,7 @@ class FZF
-q, --query=STR Initial query
-s, --sort=MAX Maximum number of matched items to sort. Default: 1000
+s, --no-sort Do not sort the result. Keep the sequence unchanged.
-i Case-insensitive match (default: smart-case match)
+i Case-sensitive match
+c, --no-color Disable colors]
exit x
@@ -770,14 +772,18 @@ class FZF
q.empty?
end
def rxflag_for q
@rxflag || (q =~ /[A-Z]/ ? 0 : Regexp::IGNORECASE)
end
def fuzzy_regex q
@regexp[q] ||= begin
q = q.downcase if @rxflag != 0
q = q.downcase if @rxflag == Regexp::IGNORECASE
Regexp.new(query_chars(q).inject('') { |sum, e|
e = Regexp.escape e
sum << (e.length > 1 ? "(?:#{e}).*?" : # FIXME: not equivalent
"#{e}[^#{e}]*?")
}, @rxflag)
}, rxflag_for(q))
end
end
@@ -830,16 +836,16 @@ class FZF
when ''
nil
when /^\^(.*)\$$/
Regexp.new('^' << sanitize(Regexp.escape($1)) << '$', rxflag)
Regexp.new('^' << sanitize(Regexp.escape($1)) << '$', rxflag_for(w))
when /^'/
w.length > 1 ?
Regexp.new(sanitize(Regexp.escape(w[1..-1])), rxflag) : nil
Regexp.new(sanitize(Regexp.escape(w[1..-1])), rxflag_for(w)) : nil
when /^\^/
w.length > 1 ?
Regexp.new('^' << sanitize(Regexp.escape(w[1..-1])), rxflag) : nil
Regexp.new('^' << sanitize(Regexp.escape(w[1..-1])), rxflag_for(w)) : nil
when /\$$/
w.length > 1 ?
Regexp.new(sanitize(Regexp.escape(w[0..-2])) << '$', rxflag) : nil
Regexp.new(sanitize(Regexp.escape(w[0..-2])) << '$', rxflag_for(w)) : nil
else
fuzzy_regex w
end, invert ]