class SCSSLint::Linter::SpaceAroundOperator::OperationSources
A helper class for storing and adjusting the sources of the different components of an Operation node.
Constants
- NO_SPACE_MSG
- SPACE_MSG
Attributes
operator_source[R]
Public Class Methods
new(node, linter)
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# File lib/scss_lint/linter/space_around_operator.rb, line 78 def initialize(node, linter) @node = node @linter = linter @source = normalize_source(@linter.source_fm_range(@node.source_range)) @left_range = @node.operand1.source_range @right_range = @node.operand2.source_range end
Public Instance Methods
adjust_for_interpolation()
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# File lib/scss_lint/linter/space_around_operator.rb, line 96 def adjust_for_interpolation @source = normalize_source(@linter.source_fm_range(slide_to_the_left(@node.source_range))) @left_range = slide_to_the_left(@node.operand1.source_range) @right_range = slide_to_the_left(@node.operand2.source_range) end
adjust_sources()
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# File lib/scss_lint/linter/space_around_operator.rb, line 86 def adjust_sources # We need to #chop at the end because an operation's operand1 _always_ # includes one character past the actual operand (which is either a # whitespace character, or the first character of the operation). @left_source = normalize_source(@linter.source_fm_range(@left_range)) @right_source = normalize_source(@linter.source_fm_range(@right_range)) @operator_source = calculate_operator_source adjust_left_boundary end
no_space_msg(operator)
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# File lib/scss_lint/linter/space_around_operator.rb, line 106 def no_space_msg(operator) NO_SPACE_MSG % [@source, @left_source, operator, @right_source] end
space_msg(operator)
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# File lib/scss_lint/linter/space_around_operator.rb, line 102 def space_msg(operator) SPACE_MSG % [@source, @left_source, operator, @right_source] end
Private Instance Methods
adjust_left_boundary()
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# File lib/scss_lint/linter/space_around_operator.rb, line 136 def adjust_left_boundary # If the left operand is wrapped in parentheses, any right parens end up # in the operator source. Here, we move them into the left operand # source, which is awkward in any messaging, but it works. if match = @operator_source.match(/^(\s*\))+/) @left_source += match[0] @operator_source = @operator_source[match.end(0)..-1] end # If the left operand is a nested operation, Sass includes any whitespace # before the (outer) operator in the left operator's source_range's # end_pos, which is not the case with simple, non-operation operands. if match = @left_source.match(/\s+$/) @left_source = @left_source[0..match.begin(0)] @operator_source = match[0] + @operator_source end [@left_source, @operator_source] end
calculate_operator_source()
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# File lib/scss_lint/linter/space_around_operator.rb, line 118 def calculate_operator_source # We don't want to add 1 to range1.end_pos.offset for the same reason as # the #chop comment above. between_start = Sass::Source::Position.new( @left_range.end_pos.line, @left_range.end_pos.offset, ) between_end = Sass::Source::Position.new( @right_range.start_pos.line, @right_range.start_pos.offset - 1, ) @linter.source_fm_range(Sass::Source::Range.new(between_start, between_end, @left_range.file, @left_range.importer)) end
normalize_source(source)
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Removes trailing parentheses and compacts newlines into a single space
# File lib/scss_lint/linter/space_around_operator.rb, line 157 def normalize_source(source) source.chop.gsub(/\s*\n\s*/, ' ') end
slide_to_the_left(range)
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# File lib/scss_lint/linter/space_around_operator.rb, line 161 def slide_to_the_left(range) start_pos = Sass::Source::Position.new(range.start_pos.line, range.start_pos.offset - 2) end_pos = Sass::Source::Position.new(range.end_pos.line, range.end_pos.offset - 2) Sass::Source::Range.new(start_pos, end_pos, range.file, range.importer) end