class SCSSLint::Linter::SpaceAfterPropertyColon

Checks for spaces following the colon that separates a property’s name from its value.

Public Instance Methods

visit_prop(node) { || ... } click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 15
def visit_prop(node)
  whitespace = whitespace_after_colon(node)

  case config['style']
  when 'no_space'
    check_for_no_spaces(node, whitespace)
  when 'one_space'
    check_for_one_space(node, whitespace)
  when 'at_least_one_space'
    check_for_at_least_one_space(node, whitespace)
  when 'one_space_or_newline'
    check_for_one_space_or_newline(node, whitespace)
  end

  yield # Continue linting children
end
visit_rule(node) { || ... } click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 7
def visit_rule(node)
  if config['style'] == 'aligned'
    check_properties_alignment(node)
  end

  yield # Continue linting children
end

Private Instance Methods

check_for_at_least_one_space(node, whitespace) click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 44
def check_for_at_least_one_space(node, whitespace)
  return if whitespace.uniq == [' ']
  add_lint(node, 'Colon after property should be followed by at least one space')
end
check_for_no_spaces(node, whitespace) click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 34
def check_for_no_spaces(node, whitespace)
  return if whitespace == []
  add_lint(node, 'Colon after property should not be followed by any spaces')
end
check_for_one_space(node, whitespace) click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 39
def check_for_one_space(node, whitespace)
  return if whitespace == [' ']
  add_lint(node, 'Colon after property should be followed by one space')
end
check_for_one_space_or_newline(node, whitespace) click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 49
def check_for_one_space_or_newline(node, whitespace)
  return if whitespace == [' '] || whitespace == ["\n"]
  return if whitespace[0] == "\n" && whitespace[1..-1].uniq == [' ']
  add_lint(node, 'Colon after property should be followed by one space or a newline')
end
check_properties_alignment(rule_node) click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 55
def check_properties_alignment(rule_node)
  properties = rule_node.children.select { |node| node.is_a?(Sass::Tree::PropNode) }

  properties.each_slice(2) do |prop1, prop2|
    next unless prop2
    next unless value_offset(prop1) != value_offset(prop2)
    add_lint(prop1, 'Property values should be aligned')
    break
  end
end
value_offset(prop) click to toggle source

Offset of value for property

# File lib/scss_lint/linter/space_after_property_colon.rb, line 67
def value_offset(prop)
  src_range = prop.name_source_range
  src_range.start_pos.offset +
    (src_range.end_pos.offset - src_range.start_pos.offset) +
    whitespace_after_colon(prop).take_while { |w| w == ' ' }.size
end
whitespace_after_colon(node) click to toggle source
# File lib/scss_lint/linter/space_after_property_colon.rb, line 74
def whitespace_after_colon(node)
  whitespace = []
  offset = 1

  # Find the colon after the property name
  while character_at(node.name_source_range.start_pos, offset - 1) != ':'
    offset += 1
  end

  # Count spaces after the colon
  while [' ', "\t", "\n"].include? character_at(node.name_source_range.start_pos, offset)
    whitespace << character_at(node.name_source_range.start_pos, offset)
    offset += 1
  end

  whitespace
end