JezK
Edit File: buffer.rb
module RBS class Buffer attr_reader :name attr_reader :content attr_reader :lines attr_reader :ranges def initialize(name:, content:) @name = name @content = content @lines = content.lines @ranges = [] offset = 0 lines.each do |line| size = line.size range = offset...(offset+size) ranges << range offset += size end end def pos_to_loc(pos) index = ranges.bsearch_index do |range| pos < range.end ? true : false end if index [index + 1, pos - ranges[index].begin] else [ranges.size + 1, 0] end end def loc_to_pos(loc) line, column = loc if range = ranges[line - 1] range.begin + column else last_position end end def last_position content.size end def inspect "#<RBS::Buffer:#{__id__} @name=#{name}, @content=#{content.bytesize} bytes, @lines=#{lines.size} lines,>" end end end