Class: Eskimo::ASCII::Gutter

Inherits:
Component show all
Defined in:
lib/eskimo/ascii/components/gutter.rb

Overview

Prepend each line with a character or symbol.

Gutter.new(char: '| ') do
  [ "Hello", "\n", "World!" ]
end
# => "| Hello"
#    "| World!"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(char:, spacing: 0, &children) ⇒ Gutter

Returns a new instance of Gutter.



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# File 'lib/eskimo/ascii/components/gutter.rb', line 14

def initialize(char:, spacing: 0, &children)
  @char = char
  @spacing = spacing

  super
end

Instance Attribute Details

#char ⇒ Object (readonly)

Returns the value of attribute char.



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# File 'lib/eskimo/ascii/components/gutter.rb', line 12

def char
  @char
end

#spacing ⇒ Object (readonly)

Returns the value of attribute spacing.



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# File 'lib/eskimo/ascii/components/gutter.rb', line 12

def spacing
  @spacing
end

Instance Method Details

#render ⇒ Object 



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# File 'lib/eskimo/ascii/components/gutter.rb', line 21

def render(**)
  spacer = Array.new(spacing, char)

  [
    *spacer,
    super.lines.map { |s| s.prepend(char) }.join,
    *spacer
  ].join("\n")
end