Sha256: c0c753b3e0aba79ad7393b230d56f02603113e9714f8dff6cfed9ece37f6ae4d
Contents?: true
Size: 995 Bytes
Versions: 12
Compression:
Stored size: 995 Bytes
Contents
require 'open3'
module GhostAdapter
class IncompatibleVersion < StandardError
def initialize(version = nil)
message = %(
#{version.nil? ? 'gh-ost not installed' : "gh-ost incompatible version #{version} installed."}
please install version: [#{VersionChecker::ALLOWED_RANGE}]
for latest release, visit: https://github.com/github/gh-ost/releases/latest)
super(message)
end
end
class VersionChecker
ALLOWED_RANGE = Gem::Requirement.new('>= 1.1.0', '< 2')
class << self
def validate_executable!
found_version = fetch_version
raise IncompatibleVersion, found_version unless ALLOWED_RANGE.satisfied_by? found_version
end
private
def fetch_version
stdout, status = Open3.capture2('gh-ost', '--version')
raise IncompatibleVersion unless status.success?
begin
Gem::Version.new(stdout)
rescue ArgumentError
raise IncompatibleVersion
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems