class BBS::Application::ThemeBuilder

DSL inside theme do ... end. A call named after a style role (one of BBS::Theme.roles) with one argument is a style override (e.g. screen "\e[0m").

Public Class Methods

new (base)

Source

# File lib/bbs/application/builder.rb, line 239
def initialize(base)
  @base      = base
  @overrides = {}
end

Starts from base, a BBS::Theme, with no overrides.

Public Instance Methods

build ()

Source

# File lib/bbs/application/builder.rb, line 258
def build
  @overrides.empty? ? @base : @base.merge(@overrides)
end

Returns the base theme, or a copy of it with the overrides merged in.

inherit (theme)

Source

# File lib/bbs/application/builder.rb, line 247
def inherit(theme)
  @base = Theme.fetch(theme)
end

Replaces the base theme with theme, a BBS::Theme or the name of one of its presets (a Symbol such as :dosnavigator). Raises ArgumentError for an unknown name.

method_missing (name, *args)

Source

# File lib/bbs/application/builder.rb, line 269
def method_missing(name, *args)
  return @overrides[name] = args.first if args.size == 1 && Theme.roles.include?(name)

  super
end

Treats role value as style(role, value) for a style role of BBS::Theme.roles. Any other name, or another number of arguments, raises NoMethodError.

Calls superclass method

respond_to_missing? (name, include_private = false)

Source

# File lib/bbs/application/builder.rb, line 264
def respond_to_missing?(name, include_private = false) = Theme.roles.include?(name) || super

True for the style roles (BBS::Theme.roles), the names method_missing takes.

Calls superclass method

style (key, value)

Source

# File lib/bbs/application/builder.rb, line 253
def style(key, value)
  @overrides[key.to_sym] = value
end

Overrides the style of role key with value, an SGR escape sequence.