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Contents
module Log
class ProgressBar
BAR_MUTEX = Mutex.new
BARS = []
REMOVE = []
def self.new_bar(max, options = {})
cleanup_bars
BAR_MUTEX.synchronize do
Log::LAST.replace "new_bar" if Log::LAST == "progress"
options = Misc.add_defaults options, :depth => BARS.length
BARS << (bar = ProgressBar.new(max, options))
bar
end
end
def self.cleanup_bars
BAR_MUTEX.synchronize do
REMOVE.each do |bar|
index = BARS.index bar
if index
BARS.delete_at index
BARS.each_with_index do |bar,i|
bar.depth = i
end
end
end
REMOVE.clear
BARS.length
end
end
def self.remove_bar(bar)
bar.done if bar.respond_to? :done
BAR_MUTEX.synchronize do
REMOVE << bar
end
end
def self.with_bar(max, options = {})
bar = new_bar(max, options)
begin
yield bar
keep = false
rescue KeepBar
keep = true
ensure
remove_bar(bar) if bar
end
end
end
end
Version data entries
78 entries across 78 versions & 1 rubygems