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# frozen_string_literal: true
module Gitlab
module Ci
module Ansi2json
class Style
attr_reader :fg, :bg, :mask
def initialize(fg: nil, bg: nil, mask: 0)
@fg = fg
@bg = bg
@mask = mask
update_formats
end
def update(ansi_commands)
# treat e\[m as \e[0m
ansi_commands = ['0'] if ansi_commands.empty?
evaluate_stack_command(ansi_commands)
end
def set?
@fg || @bg || @formats.any?
end
def reset!
@fg = nil
@bg = nil
@mask = 0
@formats = []
end
def ==(other)
self.to_h == other.to_h
end
def to_s
[@fg, @bg, @formats].flatten.compact.join(' ')
end
def to_h
{ fg: @fg, bg: @bg, mask: @mask }
end
private
def evaluate_stack_command(ansi_commands)
command = ansi_commands.shift
return unless command
if changes = Gitlab::Ci::Ansi2json::Parser.new(command, ansi_commands).changes
apply_changes(changes)
end
evaluate_stack_command(ansi_commands)
end
def apply_changes(changes)
case
when changes[:reset]
reset!
when changes.key?(:fg)
@fg = changes[:fg]
when changes.key?(:bg)
@bg = changes[:bg]
when changes[:enable]
@mask |= changes[:enable]
when changes[:disable]
@mask &= ~changes[:disable]
else
return
end
update_formats
end
def update_formats
# Most terminals show bold colored text in the light color variant
# Let's mimic that here
if @fg.present? && Gitlab::Ci::Ansi2json::Parser.bold?(@mask)
@fg = @fg.sub(/fg-([a-z]{2,}+)/, 'fg-l-\1')
end
@formats = Gitlab::Ci::Ansi2json::Parser.matching_formats(@mask)
end
end
end
end
end
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