Sha256: b3538b13b030b8476da1f13037b7e2818ee337735dca11cebfd92d62bc756aa1
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Versions: 10
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Contents
# frozen_string_literal: true module Riemann module Tools module Utils # :nodoc: class StringTokenizer attr_reader :tokens def initialize(text) @scanner = StringScanner.new(text) @lineno = 1 @pos = 0 @line = next_line @tokens = [] end def scan(expression) @scanner.scan(expression) end def eos? @scanner.eos? end def matched @scanner.matched end def next_line (@scanner.check_until(/\n/) || @scanner.rest).chomp end def push_token(token, value = nil) value ||= @scanner.matched if value == "\n" @lineno += 1 @line = next_line @pos = pos = 0 else pos = @pos @pos += @scanner.matched.length end @tokens << [token, { value: value, line: @line, lineno: @lineno, pos: pos }] if token end def unexpected_token raise(Racc::ParseError, "unexpected data on line #{@lineno}:\n#{@line}\n#{' ' * @pos}^") end end def reverse_numeric_sort_with_header(data, header: 1, count: 10) lines = data.chomp.split("\n") header = lines.shift(header) lines.sort_by!(&:to_f) lines.reverse! (header + lines[0, count]).join("\n") end end end end
Version data entries
10 entries across 10 versions & 1 rubygems