ErrorHighlight::Spotter#spot_op_asgn2_for_name

spot_op_asgn2_for_name

lib/error_highlight/base.rb View on GitHub ↗

# File tmp/rubies/ruby-3.4.1/lib/error_highlight/base.rb, line 545
def spot_op_asgn2_for_name
  nd_recv, _qcall, attr, op, _nd_rhs = @node.children
  fetch_line(nd_recv.last_lineno)
  if @snippet.match(/\G[\s)]*(\.)\s*#{ Regexp.quote(attr) }()\s*(#{ Regexp.quote(op) })(=)/, nd_recv.last_column)
    case @name
    when attr
      @beg_column = $~.begin(1)
      @end_column = $~.begin(2)
    when op
      @beg_column = $~.begin(3)
      @end_column = $~.end(3)
    when :"#{ attr }="
      @beg_column = $~.begin(1)
      @end_column = $~.end(4)
    end
  end
end

Example:

x.foo += 42
 ^^^     (for foo)
x.foo += 42
      ^  (for +)
x.foo += 42
 ^^^^^^^ (for foo=)

See also #spot_op_asgn2_for_args #spot_opcall_for_args #spot_op_asgn1_for_name #spot_opcall_for_name also in 4.1 · 4.0 · 3.3 · 3.2 · 3.1

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