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100 lines
1.7 KiB
Ruby
100 lines
1.7 KiB
Ruby
require 'securerandom'
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class TerminalSession
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ZSH_BIN = ENV['TEST_ZSH_BIN'] || 'zsh'
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def initialize(opts = {})
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opts = {
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width: 80,
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height: 24,
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prompt: '',
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term: 'xterm-256color',
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zsh_bin: ZSH_BIN
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}.merge(opts)
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@opts = opts
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cmd="PS1=\"#{opts[:prompt]}\" TERM=#{opts[:term]} #{ZSH_BIN} -f"
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tmux_command("new-session -d -x #{opts[:width]} -y #{opts[:height]} '#{cmd}'")
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end
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def zsh_version
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@zsh_version ||= Gem::Version.new(`#{ZSH_BIN} -c 'echo -n $ZSH_VERSION'`)
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end
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def tmux_socket_name
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@tmux_socket_name ||= SecureRandom.hex(6)
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end
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def run_command(command)
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send_string(command)
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send_keys('enter')
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self
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end
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def send_string(str)
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tmux_command("send-keys -t 0 -l -- '#{str.gsub("'", "\\'")}'")
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self
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end
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def send_keys(*keys)
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tmux_command("send-keys -t 0 #{keys.join(' ')}")
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self
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end
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def paste_string(str)
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tmux_command("set-buffer -- '#{str}'")
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tmux_command("paste-buffer -dpr -t 0")
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self
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end
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def content(esc_seqs: false)
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cmd = 'capture-pane -p -t 0'
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cmd += ' -e' if esc_seqs
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tmux_command(cmd).strip
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end
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def clear_screen
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send_keys('C-l')
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i = 0
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until content == opts[:prompt] || i > 20 do
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sleep(0.1)
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i = i + 1
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end
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self
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end
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def destroy
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tmux_command('kill-session')
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end
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def cursor
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tmux_command("display-message -t 0 -p '\#{cursor_x},\#{cursor_y}'").
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strip.
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split(',').
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map(&:to_i)
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end
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def attach!
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tmux_command('attach-session')
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end
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private
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attr_reader :opts
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def tmux_command(cmd)
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out = `tmux -u -L #{tmux_socket_name} #{cmd}`
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raise("tmux error running: '#{cmd}'") unless $?.success?
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out
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end
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end
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