Module: Hilighter::Methods

Included in:
String
Defined in:
lib/hilighter/methods.rb

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method_name, *args) ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 12

def method_missing(method_name, *args)
    method_name.to_s.match(/^([A-Fa-f0-9]{6})$/) do |m|
        return self.hex_color(m[1])
    end
    method_name.to_s.match(/^on_([A-Fa-f0-9]{6})$/) do |m|
        return self.on_hex_color(m[1])
    end
    method_name.to_s.match(/^wrap(_(\d+))?$/) do |m|
        width = nil
        width = m[2].to_i if (!m[1].nil?)
        return self.wrap(width)
    end
    super
end

Instance Method Details

#hex_color(hex) ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 8

def hex_color(hex)
    return self.send(Hilighter.hex_to_x256(hex))
end

#on_hex_color(hex) ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 27

def on_hex_color(hex)
    return self.send("on_#{Hilighter.hex_to_x256(hex)}")
end

#on_rainbow ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 31

def on_rainbow
    return self.plain if (Hilighter.disable?)

    clrs = rainbow_colors
    out = Array.new

    self.plain_bg.each_line do |line|
        line.chomp!
        colorized = line.scan(
            /((#{color_regex})*[^\e](#{color_regex})*)/
        ).map.with_index do |c, i|
            "\e[#{clrs[i % clrs.length] + 10}m#{c[0]}"
        end.join
        out.push("#{colorized}\e[49m\n")
    end

    return out.join.gsub(/^(#{color_regex})+$/, "")
end

#plain ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 50

def plain
    return self.gsub(color_regex, "")
end

#plain_bg ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 54

def plain_bg
    return self.gsub(/\e\[(4|10)[0-9;]+m/, "")
end

#plain_fg ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 58

def plain_fg
    return self.gsub(/\e\[[39][0-9;]+m/, "")
end

#rainbow ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 67

def rainbow
    return self.plain if (Hilighter.disable?)

    clrs = rainbow_colors
    out = Array.new

    self.plain_fg.each_line do |line|
        line.chomp!
        colorized = line.scan(
            /((#{color_regex})*[^\e](#{color_regex})*)/
        ).map.with_index do |c, i|
            "\e[#{clrs[i % clrs.length]}m#{c[0]}"
        end.join
        out.push("#{colorized}\n")
    end

    return out.join.gsub(/^(#{color_regex})+$/, "")
end

#wrap(width = 80) ⇒ Object 



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# File 'lib/hilighter/methods.rb', line 86

def wrap(width = 80)
    line = ""
    lines = Array.new
    self.split(/\s+/).each do |word|
        if (line.empty?)
            line = word
        elsif ((line.plain.size + word.plain.size) + 1 > width)
            lines.push(line)
            line = word
        else
            line += " #{word}"
        end
    end
    lines.push(line) if (!line.empty?)
    lines.push("") if (self.end_with?("\n"))
    return lines.join("\n")
end