Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/journal-cli/color.rb,
lib/journal-cli/color.rb,
lib/journal-cli/string.rb

Overview

String helpers

Instance Method Summary collapse

Instance Method Details

#last_color_code ⇒ Object

Get the calculated ANSI color at the end of the string

Returns:

  • ANSI escape sequence to match color



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# File 'lib/journal-cli/color.rb', line 137

def last_color_code
  m = scan(ESCAPE_REGEX)

  em = ["0"]
  fg = nil
  bg = nil
  rgbf = nil
  rgbb = nil

  m.each do |c|
    case c
    when "0"
      em = ["0"]
      fg, bg, rgbf, rgbb = nil
    when /^[34]8/
      case c
      when /^3/
        fg = nil
        rgbf = c
      when /^4/
        bg = nil
        rgbb = c
      end
    else
      c.split(";").each do |i|
        x = i.to_i
        if x <= 9
          em << x
        elsif x >= 30 && x <= 39
          rgbf = nil
          fg = x
        elsif x >= 40 && x <= 49
          rgbb = nil
          bg = x
        elsif x >= 90 && x <= 97
          rgbf = nil
          fg = x
        elsif x >= 100 && x <= 107
          rgbb = nil
          bg = x
        end
      end
    end
  end

  escape = "\e[#{em.join(";")}m"
  escape += "\e[#{rgbb}m" if rgbb
  escape += "\e[#{rgbf}m" if rgbf
  escape + "\e[#{[fg, bg].delete_if(&:nil?).join(";")}m"
end

#normalize_color ⇒ String

Normalize a color name, removing underscores, replacing “bright” with “bold”, and converting bgbold to boldbg

Returns:

  • (String) —

    Normalized color name



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# File 'lib/journal-cli/color.rb', line 128

def normalize_color
  delete("_").sub(/bright/i, "bold").sub(/bgbold/, "boldbg")
end

#parse_condition ⇒ Boolean

Parse and test a condition

Returns:

  • (Boolean) —

    whether test passed



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# File 'lib/journal-cli/string.rb', line 11

def parse_condition
  condition = dup
  time_rx = /(?<comp>[<>=]{1,2}|before|after) +(?<time>(?:noon|midnight|[0-9]+) *(?:am|pm)?)$/i
  return true unless condition&.match?(time_rx)

  now = Journal.date
  m = condition.match(time_rx)
  time = Chronic.parse(m["time"])
  now.localtime
  time.localtime
  time_of_day = Time.parse("#{now.strftime("%Y-%m-%d")} #{time.strftime("%H:%M")}")
  Journal.notify("{br}Invalid time string in question (#{m["time"]})", exit_code: 4) unless time

  case m["comp"]
  when /^<=$/
    now <= time_of_day
  when /^(<|bef)/i
    now < time_of_day
  when /^>=/
    now >= time_of_day
  when /^(>|aft)/i
    now > time_of_day
  end
  # TODO: Other condition types
end

#validate_color ⇒ String

Extract the longest valid %color name from a string.

Allows %colors to bleed into other text and still be recognized, e.g. %greensomething still finds %green.

Returns:

  • (String) —

    a valid color name



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# File 'lib/journal-cli/color.rb', line 110

def validate_color
  valid_color = nil
  compiled = ""
  normalize_color.chars.each do |char|
    compiled += char
    valid_color = compiled if Color.attributes.include?(compiled.to_sym) || compiled =~ /^([fb]g?)?#([a-f0-9]{6})$/i
  end

  valid_color
end

#x ⇒ Object 



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# File 'lib/journal-cli/color.rb', line 360

def x
  Color.template(self)
end