class SCSSLint::Linter::UnnecessaryMantissa
Checks for the unnecessary inclusion of a zero-value mantissa in numbers. (e.g. `4.0` could be written as just `4`)
Constants
- MESSAGE_FORMAT
- REAL_NUMBER_REGEX
Public Instance Methods
visit_script_number(node)
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# File lib/scss_lint/linter/unnecessary_mantissa.rb, line 21 def visit_script_number(node) return unless match = REAL_NUMBER_REGEX.match(source_from_range(node.source_range)) return unless unnecessary_mantissa?(match[:mantissa]) add_lint(node, MESSAGE_FORMAT % [match[:number], match[:integer], match[:units]]) end
visit_script_string(node)
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# File lib/scss_lint/linter/unnecessary_mantissa.rb, line 9 def visit_script_string(node) return unless node.type == :identifier return if node.value.match?(/^'|"/) return if url_literal?(node) node.value.scan(REAL_NUMBER_REGEX) do |number, integer, mantissa, units| if unnecessary_mantissa?(mantissa) add_lint(node, MESSAGE_FORMAT % [number, integer, units]) end end end
Private Instance Methods
unnecessary_mantissa?(mantissa)
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# File lib/scss_lint/linter/unnecessary_mantissa.rb, line 42 def unnecessary_mantissa?(mantissa) mantissa !~ /[^0]/ end
url_literal?(node)
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# File lib/scss_lint/linter/unnecessary_mantissa.rb, line 46 def url_literal?(node) node.value.start_with?('url(') end