Sha256: dfc786e0374259c56f8072f53ff17d8573213c432a3d3995b82b767124688d62
Contents?: true
Size: 1.58 KB
Versions: 21
Compression:
Stored size: 1.58 KB
Contents
module SCSSLint
# Checks for a property declared twice in a rule set.
class Linter::DuplicateProperty < Linter
include LinterRegistry
def check_properties(node)
static_properties(node).each_with_object({}) do |prop, prop_names|
prop_key = property_key(prop)
if existing_prop = prop_names[prop_key]
add_lint(prop, "Property `#{existing_prop.name.join}` already "\
"defined on line #{existing_prop.line}")
else
prop_names[prop_key] = prop
end
end
yield # Continue linting children
end
alias_method :visit_rule, :check_properties
alias_method :visit_mixindef, :check_properties
private
def static_properties(node)
node.children
.select { |child| child.is_a?(Sass::Tree::PropNode) }
.reject { |prop| prop.name.any? { |item| item.is_a?(Sass::Script::Node) } }
end
# Returns a key identifying the bucket this property and value correspond to
# for purposes of uniqueness.
def property_key(prop)
prop_key = prop.name.join
prop_value = property_value(prop)
# Differentiate between values for different vendor prefixes
prop_value.to_s.scan(/^(-[^-]+-.+)/) do |vendor_keyword|
prop_key << vendor_keyword.first
end
prop_key
end
def property_value(prop)
case prop.value
when Sass::Script::Funcall
prop.value.name
when Sass::Script::String
when Sass::Script::Tree::Literal
prop.value.value
else
prop.value.to_s
end
end
end
end
Version data entries
21 entries across 21 versions & 3 rubygems