mirror of
https://github.com/Llewellynvdm/fzf.git
synced 2024-11-25 22:27:41 +00:00
Make scrollable (#68)
This commit is contained in:
Junegunn Choi
parent
6e69339f6b
commit
e392da20e8
156
fzf
Executable file → Normal file
156
fzf
Executable file → Normal file
@ -7,7 +7,7 @@
|
||||
# / __/ / /_/ __/
|
||||
# /_/ /___/_/ Fuzzy finder for your shell
|
||||
#
|
||||
# Version: 0.8.5 (Jun 15, 2014)
|
||||
# Version: 0.8.6 (Jun 26, 2014)
|
||||
#
|
||||
# Author: Junegunn Choi
|
||||
# URL: https://github.com/junegunn/fzf
|
||||
@ -53,24 +53,26 @@ class FZF
|
||||
attr_reader :rxflag, :sort, :nth, :color, :black, :ansi256, :reverse,
|
||||
:mouse, :multi, :query, :select1, :exit0, :filter, :extended
|
||||
|
||||
class AtomicVar
|
||||
def initialize value
|
||||
@value = value
|
||||
@mutex = Mutex.new
|
||||
def sync
|
||||
@shr_mtx.synchronize { yield }
|
||||
end
|
||||
|
||||
def get
|
||||
@mutex.synchronize { @value }
|
||||
def get name
|
||||
sync { instance_variable_get name }
|
||||
end
|
||||
|
||||
def set value = nil
|
||||
@mutex.synchronize do
|
||||
@value = block_given? ? yield(@value) : value
|
||||
end
|
||||
def geta(*names)
|
||||
sync { names.map { |name| instance_variable_get name } }
|
||||
end
|
||||
|
||||
def method_missing sym, *args, &blk
|
||||
@mutex.synchronize { @value.send(sym, *args, &blk) }
|
||||
def call(name, method, *args)
|
||||
sync { instance_variable_get(name).send(method, *args) }
|
||||
end
|
||||
|
||||
def set name, value = nil
|
||||
sync do
|
||||
instance_variable_set name,
|
||||
(block_given? ? yield(instance_variable_get name) : value)
|
||||
end
|
||||
end
|
||||
|
||||
@ -89,6 +91,7 @@ class FZF
|
||||
@nth = nil
|
||||
@delim = nil
|
||||
@reverse = false
|
||||
@shr_mtx = Mutex.new
|
||||
|
||||
argv =
|
||||
if opts = ENV['FZF_DEFAULT_OPTS']
|
||||
@ -124,9 +127,9 @@ class FZF
|
||||
when '+0', '--no-exit-0' then @exit0 = false
|
||||
when '-q', '--query'
|
||||
usage 1, 'query string required' unless query = argv.shift
|
||||
@query = AtomicVar.new query.dup
|
||||
@query = query.dup
|
||||
when /^-q(.*)$/, /^--query=(.*)$/
|
||||
@query = AtomicVar.new($1)
|
||||
@query = $1
|
||||
when '-f', '--filter'
|
||||
usage 1, 'query string required' unless query = argv.shift
|
||||
@filter = query
|
||||
@ -156,22 +159,26 @@ class FZF
|
||||
end
|
||||
|
||||
@source = source.clone
|
||||
@mtx = Mutex.new
|
||||
@evt_mtx = Mutex.new
|
||||
@cv = ConditionVariable.new
|
||||
@events = {}
|
||||
@new = []
|
||||
@queue = Queue.new
|
||||
@pending = nil
|
||||
@rev_dir = @reverse ? -1 : 1
|
||||
|
||||
unless @filter
|
||||
@query ||= AtomicVar.new('')
|
||||
@cursor_x = AtomicVar.new(@query.length)
|
||||
@matches = AtomicVar.new([])
|
||||
@count = AtomicVar.new(0)
|
||||
@vcursor = AtomicVar.new(0)
|
||||
@vcursors = AtomicVar.new(Set.new)
|
||||
@spinner = AtomicVar.new('-\|/-\|/'.split(//))
|
||||
@selects = AtomicVar.new({}) # ordered >= 1.9
|
||||
# Shared variables: needs protection
|
||||
@query ||= ''
|
||||
@matches = []
|
||||
@count = 0
|
||||
@xcur = get(:@query).length
|
||||
@ycur = 0
|
||||
@yoff = 0
|
||||
@dirty = Set.new
|
||||
@spinner = '-\|/-\|/'.split(//)
|
||||
@selects = {} # ordered >= 1.9
|
||||
|
||||
@main = Thread.current
|
||||
@plcount = 0
|
||||
end
|
||||
@ -206,10 +213,11 @@ class FZF
|
||||
filter_list @new
|
||||
else
|
||||
start_reader
|
||||
emit(:key) { q = @query.get; [q, q.length] } unless empty = @query.empty?
|
||||
query = get(:@query)
|
||||
emit(:key) { [query, query.length] } unless empty = query.empty?
|
||||
if @select1 || @exit0
|
||||
start_search do |loaded, matches|
|
||||
len = empty ? @count.get : matches.length
|
||||
len = empty ? get(:@count) : matches.length
|
||||
if loaded
|
||||
if @select1 && len == 1
|
||||
puts empty ? matches.first : matches.first.first
|
||||
@ -320,7 +328,7 @@ class FZF
|
||||
end
|
||||
|
||||
def emit event
|
||||
@mtx.synchronize do
|
||||
@evt_mtx.synchronize do
|
||||
@events[event] = yield
|
||||
@cv.broadcast
|
||||
end
|
||||
@ -346,31 +354,35 @@ class FZF
|
||||
C.clrtoeol
|
||||
cprint '> ', color(:prompt, true)
|
||||
C.attron(C::A_BOLD) do
|
||||
C.addstr @query.get
|
||||
C.addstr get(:@query)
|
||||
end
|
||||
end
|
||||
|
||||
def print_info msg = nil
|
||||
C.setpos cursor_y(1), 0
|
||||
C.clrtoeol
|
||||
|
||||
prefix =
|
||||
if spinner = @spinner.first
|
||||
cprint spinner, color(:spinner, true)
|
||||
if spin_char = call(:@spinner, :first)
|
||||
cprint spin_char, color(:spinner, true)
|
||||
' '
|
||||
else
|
||||
' '
|
||||
end
|
||||
C.attron color(:info, false) do
|
||||
C.addstr "#{prefix}#{@matches.length}/#{@count.get}"
|
||||
sync do
|
||||
C.addstr "#{prefix}#{@matches.length}/#{@count}"
|
||||
if (selected = @selects.length) > 0
|
||||
C.addstr " (#{selected})"
|
||||
end
|
||||
end
|
||||
C.addstr msg if msg
|
||||
end
|
||||
end
|
||||
|
||||
def refresh
|
||||
C.setpos cursor_y, 2 + width(@query[0, @cursor_x.get])
|
||||
query, xcur = geta(:@query, :@xcur)
|
||||
C.setpos cursor_y, 2 + width(query[0, xcur])
|
||||
C.refresh
|
||||
end
|
||||
|
||||
@ -580,12 +592,12 @@ class FZF
|
||||
|
||||
begin
|
||||
while true
|
||||
@mtx.synchronize do
|
||||
@evt_mtx.synchronize do
|
||||
while true
|
||||
events.merge! @events
|
||||
|
||||
if @events.empty? # No new events
|
||||
@cv.wait @mtx
|
||||
@cv.wait @evt_mtx
|
||||
next
|
||||
end
|
||||
@events.clear
|
||||
@ -594,8 +606,8 @@ class FZF
|
||||
|
||||
if events[:new]
|
||||
lists << @new
|
||||
@count.set { |c| c + @new.length }
|
||||
@spinner.set { |spinner|
|
||||
set(:@count) { |c| c + @new.length }
|
||||
set(:@spinner) { |spinner|
|
||||
if e = spinner.shift
|
||||
spinner.push e
|
||||
end; spinner
|
||||
@ -619,10 +631,10 @@ class FZF
|
||||
cnt = 0
|
||||
lists.each do |list|
|
||||
cnt += list.length
|
||||
skip = @mtx.synchronize { @events[:key] }
|
||||
skip = @evt_mtx.synchronize { @events[:key] }
|
||||
break if skip
|
||||
|
||||
if !empty && (progress = 100 * cnt / @count.get) < 100 && Time.now - started_at > 0.5
|
||||
if !empty && (progress = 100 * cnt / get(:@count)) < 100 && Time.now - started_at > 0.5
|
||||
render { print_info " (#{progress}%)" }
|
||||
end
|
||||
|
||||
@ -641,7 +653,7 @@ class FZF
|
||||
end
|
||||
|
||||
# Atomic update
|
||||
@matches.set matches
|
||||
set(:@matches, matches)
|
||||
end#new_search
|
||||
|
||||
callback = nil if callback &&
|
||||
@ -660,14 +672,32 @@ class FZF
|
||||
end
|
||||
|
||||
def pick
|
||||
items = @matches[0, max_items]
|
||||
curr = [0, [@vcursor.get, items.length - 1].min].max
|
||||
[*items.fetch(curr, [])][0]
|
||||
sync do
|
||||
[*@matches.fetch(@ycur, [])][0]
|
||||
end
|
||||
end
|
||||
|
||||
def update_list wipe
|
||||
render do
|
||||
items = @matches[0, max_items]
|
||||
offset, ycur, items = sync {
|
||||
cnt = @matches.length
|
||||
pos = @ycur - @yoff
|
||||
@ycur = [0, [@ycur, cnt - 1].min].max
|
||||
|
||||
if @ycur - @yoff >= max_items
|
||||
@yoff = @ycur - max_items + 1
|
||||
wipe = true
|
||||
elsif @yoff >= @ycur
|
||||
@yoff = @ycur
|
||||
wipe = true
|
||||
end
|
||||
if cnt - @yoff < max_items
|
||||
@yoff = [0, cnt - max_items].max
|
||||
wipe = true
|
||||
@ycur = [0, [@yoff + pos, cnt - 1].min].max
|
||||
end
|
||||
[@yoff, @ycur, @matches[@yoff, max_items]]
|
||||
}
|
||||
|
||||
# Wipe
|
||||
if items.length < @plcount
|
||||
@ -679,16 +709,16 @@ class FZF
|
||||
@plcount = items.length
|
||||
|
||||
maxc = C.cols - 3
|
||||
vcursor = @vcursor.set { |v| [0, [v, items.length - 1].min].max }
|
||||
cleanse = Set[vcursor]
|
||||
@vcursors.set { |vs|
|
||||
cline = ycur - offset
|
||||
cleanse = Set[cline]
|
||||
set(:@dirty) do |vs|
|
||||
cleanse.merge vs
|
||||
Set.new
|
||||
}
|
||||
end
|
||||
items.each_with_index do |item, idx|
|
||||
next unless wipe || cleanse.include?(idx)
|
||||
row = cursor_y(idx + 2)
|
||||
chosen = idx == vcursor
|
||||
chosen = idx == cline
|
||||
selected = @selects.include?([*item][0])
|
||||
line, offsets = item
|
||||
tokens = format line, maxc, offsets
|
||||
@ -720,7 +750,10 @@ class FZF
|
||||
end
|
||||
|
||||
def vselect &prc
|
||||
@vcursor.set { |v| @vcursors << v; prc.call v }
|
||||
sync do
|
||||
@dirty << @ycur - @yoff
|
||||
@ycur = prc.call @ycur
|
||||
end
|
||||
update_list false
|
||||
end
|
||||
|
||||
@ -885,7 +918,7 @@ class FZF
|
||||
def start_loop
|
||||
got = nil
|
||||
begin
|
||||
input = @query.get.dup
|
||||
input = call(:@query, :dup)
|
||||
cursor = input.length
|
||||
yanked = ''
|
||||
mouse_event = MouseEvent.new
|
||||
@ -912,8 +945,8 @@ class FZF
|
||||
},
|
||||
ctrl(:a) => proc { cursor = 0; nil },
|
||||
ctrl(:e) => proc { cursor = input.length; nil },
|
||||
ctrl(:j) => proc { vselect { |v| v - (@reverse ? -1 : 1) } },
|
||||
ctrl(:k) => proc { vselect { |v| v + (@reverse ? -1 : 1) } },
|
||||
ctrl(:j) => proc { vselect { |v| v - @rev_dir } },
|
||||
ctrl(:k) => proc { vselect { |v| v + @rev_dir } },
|
||||
ctrl(:w) => proc {
|
||||
pcursor = cursor
|
||||
backword.call
|
||||
@ -924,24 +957,26 @@ class FZF
|
||||
ctrl(:h) => proc { input[cursor -= 1] = '' if cursor > 0 },
|
||||
ctrl(:i) => proc { |o|
|
||||
if @multi && sel = pick
|
||||
sync do
|
||||
if @selects.has_key? sel
|
||||
@selects.delete sel
|
||||
else
|
||||
@selects[sel] = 1
|
||||
end
|
||||
end
|
||||
vselect { |v| v + case o
|
||||
when :stab then 1
|
||||
when :sclick then 0
|
||||
else -1
|
||||
end * (@reverse ? -1 : 1) }
|
||||
end * @rev_dir }
|
||||
end
|
||||
},
|
||||
ctrl(:b) => proc { cursor = [0, cursor - 1].max; nil },
|
||||
ctrl(:f) => proc { cursor = [input.length, cursor + 1].min; nil },
|
||||
ctrl(:l) => proc { render { C.clear; C.refresh }; update_list true },
|
||||
:del => proc { input[cursor] = '' if input.length > cursor },
|
||||
:pgup => proc { vselect { |_| max_items } },
|
||||
:pgdn => proc { vselect { |_| 0 } },
|
||||
:pgup => proc { vselect { |v| v + @rev_dir * (max_items - 1) } },
|
||||
:pgdn => proc { vselect { |v| v - @rev_dir * (max_items - 1) } },
|
||||
:alt_b => proc { backword.call; nil },
|
||||
:alt_f => proc {
|
||||
cursor += (input[cursor..-1].index(/(\S\s)|(.$)/) || -1) + 1
|
||||
@ -961,7 +996,7 @@ class FZF
|
||||
if y == cursor_y
|
||||
cursor = [0, [input.length, x - 2].min].max
|
||||
elsif x > 1 && y <= max_items
|
||||
tv = max_items - y - 1
|
||||
tv = get(:@yoff) + max_items - y - 1
|
||||
|
||||
case event
|
||||
when :click
|
||||
@ -989,23 +1024,24 @@ class FZF
|
||||
actions[ctrl(:q)] = actions[ctrl(:g)] = actions[ctrl(:c)] = actions[:esc]
|
||||
|
||||
while true
|
||||
@cursor_x.set cursor
|
||||
set(:@xcur, cursor)
|
||||
render { print_input }
|
||||
|
||||
if key = get_input(actions)
|
||||
upd = actions.fetch(key, actions[:default]).call(key)
|
||||
|
||||
# Dispatch key event
|
||||
emit(:key) { [@query.set(input.dup), cursor] } if upd
|
||||
emit(:key) { [set(:@query, input.dup), cursor] } if upd
|
||||
end
|
||||
end
|
||||
ensure
|
||||
C.close_screen
|
||||
if got
|
||||
if @selects.empty?
|
||||
selects = call(:@selects, :dup)
|
||||
if selects.empty?
|
||||
@stdout.puts got
|
||||
else
|
||||
@selects.each do |sel, _|
|
||||
selects.each do |sel, _|
|
||||
@stdout.puts sel
|
||||
end
|
||||
end
|
||||
|
||||
@ -27,7 +27,7 @@ class TestFZF < MiniTest::Unit::TestCase
|
||||
assert_equal true, fzf.color
|
||||
assert_equal false, fzf.black
|
||||
assert_equal true, fzf.ansi256
|
||||
assert_equal '', fzf.query.get
|
||||
assert_equal '', fzf.query
|
||||
assert_equal false, fzf.select1
|
||||
assert_equal false, fzf.exit0
|
||||
assert_equal nil, fzf.filter
|
||||
@ -48,7 +48,7 @@ class TestFZF < MiniTest::Unit::TestCase
|
||||
fzf = FZF.new []
|
||||
assert_equal 10000, fzf.sort
|
||||
assert_equal ' hello world ',
|
||||
fzf.query.get
|
||||
fzf.query
|
||||
assert_equal 'goodbye world',
|
||||
fzf.filter
|
||||
assert_equal :fuzzy, fzf.extended
|
||||
@ -75,7 +75,7 @@ class TestFZF < MiniTest::Unit::TestCase
|
||||
assert_equal false, fzf.black
|
||||
assert_equal false, fzf.mouse
|
||||
assert_equal 0, fzf.rxflag
|
||||
assert_equal 'hello', fzf.query.get
|
||||
assert_equal 'hello', fzf.query
|
||||
assert_equal true, fzf.select1
|
||||
assert_equal true, fzf.exit0
|
||||
assert_equal 'howdy', fzf.filter
|
||||
@ -97,7 +97,7 @@ class TestFZF < MiniTest::Unit::TestCase
|
||||
assert_equal true, fzf.mouse
|
||||
assert_equal 1, fzf.rxflag
|
||||
assert_equal 'b', fzf.filter
|
||||
assert_equal 'hello', fzf.query.get
|
||||
assert_equal 'hello', fzf.query
|
||||
assert_equal false, fzf.select1
|
||||
assert_equal false, fzf.exit0
|
||||
assert_equal nil, fzf.extended
|
||||
@ -111,7 +111,7 @@ class TestFZF < MiniTest::Unit::TestCase
|
||||
assert_equal false, fzf.color
|
||||
assert_equal false, fzf.ansi256
|
||||
assert_equal 0, fzf.rxflag
|
||||
assert_equal 'hello', fzf.query.get
|
||||
assert_equal 'hello', fzf.query
|
||||
assert_equal 'howdy', fzf.filter
|
||||
assert_equal :fuzzy, fzf.extended
|
||||
assert_equal [2..2], fzf.nth
|
||||
@ -129,7 +129,7 @@ class TestFZF < MiniTest::Unit::TestCase
|
||||
assert_equal true, fzf.ansi256
|
||||
assert_equal false, fzf.black
|
||||
assert_equal 1, fzf.rxflag
|
||||
assert_equal 'world', fzf.query.get
|
||||
assert_equal 'world', fzf.query
|
||||
assert_equal false, fzf.select1
|
||||
assert_equal false, fzf.exit0
|
||||
assert_equal 'world', fzf.filter
|
||||
|
||||
Loading…
Reference in New Issue
Block a user