Common functionality for modifier cops.
# File lib/rubocop/cop/mixin/statement_modifier.rb, line 52 def body_has_comment?(body, comments) comment_lines = comments.map(&:location).map(&:line) body_line = body.loc.expression.line comment_lines.include?(body_line) end
# File lib/rubocop/cop/mixin/statement_modifier.rb, line 44 def body_length(body) if body && body.loc.expression body.loc.expression.size else 0 end end
TODO: Extremely ugly solution that needs lots of polish.
# File lib/rubocop/cop/mixin/statement_modifier.rb, line 9 def check(sexp, comments) case sexp.loc.keyword.source when 'if' then cond, body, _else = *sexp when 'unless' then cond, _else, body = *sexp else cond, body = *sexp end return false if length(sexp) > 3 body_length = body_length(body) return false if body_length == 0 on_node(:lvasgn, cond) do return false end indentation = sexp.loc.keyword.column kw_length = sexp.loc.keyword.size cond_length = cond.loc.expression.size space = 1 total = indentation + body_length + space + kw_length + space + cond_length total <= max_line_length && !body_has_comment?(body, comments) end
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