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Contents
module SCSSLint
# Checks for uses of a color keyword instead of the preferred hexadecimal
# form.
class Linter::ColorKeyword < Linter
include LinterRegistry
def visit_script_color(node)
word = source_from_range(node.source_range)[/([a-z]+)/i, 1]
add_color_lint(node, word) if color_keyword?(word)
end
def visit_script_string(node)
return unless node.type == :identifier
remove_quoted_strings(node.value).scan(/(^|\s)([a-z]+)(?=\s|$)/i) do |_, word|
add_color_lint(node, word) if color_keyword?(word)
end
end
private
def add_color_lint(node, original)
return if in_map?(node)
hex_form = Sass::Script::Value::Color.new(color_keyword_to_code(original)).tap do |color|
color.options = {} # `inspect` requires options to be set
end.inspect
add_lint(node,
"Color `#{original}` should be written in hexadecimal form " \
"as `#{hex_form}`")
end
def in_map?(node)
node_ancestor(node, 2).is_a?(Sass::Script::Tree::MapLiteral)
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems