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# frozen_string_literal: true
module Sass
# An exception thrown because a Sass compilation failed.
class CompileError < StandardError
# @return [String, nil]
attr_reader :sass_stack
# @return [Logger::SourceSpan, nil]
attr_reader :span
# @return [Array<String>]
attr_reader :loaded_urls
if Exception.public_method_defined?(:detailed_message, false)
# @!visibility private
def initialize(message, detailed_message, sass_stack, span, loaded_urls)
super(message)
@detailed_message = detailed_message
@sass_stack = sass_stack
@span = span
@loaded_urls = loaded_urls
end
# @!visibility private
def detailed_message(highlight: nil, **)
return super if @detailed_message.nil?
highlight = Exception.to_tty? if highlight.nil?
detailed_message = @detailed_message.sub(message, super)
detailed_message.gsub!(/\e\[[0-9;]*m/, '') unless highlight
detailed_message
end
else # TODO: remove once ruby 3.1 support is dropped
# @!visibility private
def initialize(message, detailed_message, sass_stack, span, loaded_urls)
super(detailed_message.nil? ? message : detailed_message)
@message = message
@detailed_message = detailed_message
@sass_stack = sass_stack
@span = span
@loaded_urls = loaded_urls
end
# @!visibility private
def message
return @message if @detailed_message.nil? || @full_message.nil?
@detailed_message
end
# @!visibility private
def detailed_message(highlight: nil, **)
highlight = Exception.to_tty? if highlight.nil?
super_ = if highlight
lines = message.split("\n")
lines[0] += " (\e[1;4m#{self.class.name}\e[m\e[1m)" unless lines.empty?
lines.map { |line| "\e[1m#{line}\e[m" }.join("\n")
else
lines = message.split("\n", 2)
lines[0] += " (#{self.class.name})" unless lines.empty?
lines.join("\n")
end
return super_ if @detailed_message.nil?
detailed_message = @detailed_message.sub(message, super_)
detailed_message.gsub!(/\e\[[0-9;]*m/, '') unless highlight
detailed_message
end
# @!visibility private
def full_message(highlight: nil, order: :top, **)
highlight = Exception.to_tty? if highlight.nil?
@full_message = true
full_message = super.force_encoding(message.encoding)
full_message.gsub!(/\e\[[0-9;]*m/, '') unless highlight
full_message
ensure
@full_message = nil
end
end
# @return [String]
def to_css
content = full_message(highlight: false, order: :top)
<<~CSS.freeze
/* #{content.gsub('*/', "*\u2060/").gsub("\r\n", "\n").split("\n").join("\n * ")} */
body::before {
position: static;
display: block;
padding: 1em;
margin: 0 0 1em;
border-width: 0 0 2px;
border-bottom-style: solid;
font-family: monospace, monospace;
white-space: pre;
content: #{Serializer.serialize_quoted_string(content).gsub(/[^[:ascii:]][\h\t ]?/) do |match|
ordinal = match.ord
replacement = "\\#{ordinal.to_s(16)}"
if match.length > 1
replacement << ' ' if ordinal < 0x100000
replacement << match[1]
end
replacement
end};
}
CSS
end
end
# An exception thrown by Sass Script.
class ScriptError < StandardError
# @!visibility private
def initialize(message, name = nil)
super(name.nil? ? message : "$#{name}: #{message}")
end
end
end
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