Sha256: 6bede49bd05b56efb826b1a21efa49ad4f411e79a4559d7bf34bf7444c7cfdcf
Contents?: true
Size: 1.11 KB
Versions: 2
Compression:
Stored size: 1.11 KB
Contents
require 'term/ansicolor' class Utils::SearchUI include Term::ANSIColor def initialize(query:, found:, output: STDOUT, prompt: 'Search? %s') @query = query @found = found @output = output @prompt = prompt @answer = '' end def start @output.print clear_screen, move_home, reset loop do @output.print move_home { @prompt % @answer } case getc when true @output.print clear_screen, move_home, reset if result = @found.(@answer) return result else return nil end when false return nil end result = @query.(@answer) @output.print clear_screen unless @answer.empty? @output.print move_home { ?\n + result } end end end private def getc system 'stty raw -echo' c = STDIN.getc system 'stty cooked echo' case c when "\x03", "\e" false when ?\r true when "\x7f" @answer.chop! nil when "\v" @answer.clear nil when /\A[\x00-\x1f]\z/ nil else @answer << c nil end end end
Version data entries
2 entries across 2 versions & 1 rubygems
Version | Path |
---|---|
utils-0.18.1 | lib/utils/search_ui.rb |
utils-0.18.0 | lib/utils/search_ui.rb |