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Versions: 20
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Stored size: 1.43 KB
Contents
# frozen_string_literal: true
module Spandx
module Js
class YarnLock
include Enumerable
START_OF_DEPENDENCY_REGEX = %r{^"?(?<name>(@|\w|-|\.|/)+)@}i.freeze
INJECT_COLON = /(?<=\w|")\s(?=\w|")/.freeze
attr_reader :file_path
def initialize(file_path)
@file_path = file_path
@metadatum = collect_metadatum
end
def each
@metadatum.each do |metadata|
yield metadata
end
end
private
def collect_metadatum
items = Set.new
File.open(file_path, 'r') do |io|
until io.eof?
metadata = map_from(io)
next if metadata.nil? || metadata.empty?
items << metadata
end
end
items
end
def map_from(io)
header = io.readline
return unless (matches = header.match(START_OF_DEPENDENCY_REGEX))
metadata_from(matches[:name].gsub(/"/, ''), io)
end
def metadata_from(name, io)
YAML.safe_load(to_yaml(name, read_lines(io)))
end
def to_yaml(name, lines)
(["name: \"#{name}\""] + lines)
.map { |x| x.sub(INJECT_COLON, ': ') }
.join("\n")
end
def read_lines(io)
[].tap do |lines|
line = io.readline.strip
until line.empty? || io.eof?
lines << line
line = io.readline.strip
end
end
end
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems