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Contents
# frozen_string_literal: true
require 'json'
module Cased
module CLI
# Spec: https://github.com/asciinema/asciinema/blob/develop/doc/asciicast-v2.md
module Asciinema
class Writer
VERSION = 2
attr_accessor :width
attr_accessor :height
attr_reader :command
attr_reader :stream
attr_reader :started_at
attr_reader :finished_at
def initialize(command: [], width: 80, height: 24)
@command = command
@width = width
@height = height
@stream = []
@started_at = Time.now
end
def <<(output)
stream << [Time.now - started_at, 'o', output]
end
def time
@started_at = Time.now
ret = yield
@finished_at = Time.now
ret
end
def to_cast
# In the event we didn't run the writer in a #time block, we should
# set the finished time if it isn't set.
@finished_at ||= Time.now
File.new(header, stream).to_cast
end
def header
{
'version' => VERSION,
'env' => {
'SHELL' => ENV['SHELL'],
'TERM' => ENV['TERM'],
},
'width' => width,
'height' => height,
'command' => command.join(' '),
}.tap do |h|
if started_at
h['timestamp'] = started_at.to_i
end
if started_at && finished_at
h['duration'] = finished_at - started_at
end
end
end
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems