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lib/colsole.rb

Ruby dynamically invokes a method with sendANSI erase-line/erase-screen sequence

SHA-256233051b8e45616f87be0195431d897fe066084b3933581c78760a79c1841ccf2

Evidence

English function-word token "for" lines 1–6

1require 'io/console'
2
3# Utility functions for colorful console applications.
4module Colsole
5  ANSI_COLORS = {
6    'n' => '',       # no color …

English function-word token "that" lines 21–33

⋯5 lines
# Output a string with optional color markers to stdout.
# If text is ended with a white space, you can call again with replace: true
# to replace that line
def say(text, replace: false)
  internal_say text, $stdout, replace: replace
end
32
 …

English function-word token "the" lines 45–51

6…  stream.tty?
  end
end
48
# Returns true if the command exists in the path
def command_exist?(command)
  ENV['PATH'].split(File::PATH_SEPAR …

ANSI erase-line/erase-screen sequence lines 124–131

5… d
125
def internal_say(text, stream, replace: false)
  text = "\033[2K\r#{text}" if replace && terminal?
  last = text[-1, 1]
  handler = use_colors?(stream) ? :colorize : :strip_colors
130
  if  …

Ruby dynamically invokes a method with send lines 131–138

10… rminal? && ((last == ' ') || (last == '\t'))
    stream.print send(handler, text)
  else
    stream.print send(handler, "#{text}\n")
⋯4 lines