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#!/usr/bin/env ruby
require 'rbconfig'
require 'mspec/version'
require 'mspec/utils/options'
require 'mspec/utils/name_map'
require 'mspec/helpers/fs'
class MkSpec
attr_reader :config
def initialize
@config = {
:constants => [],
:requires => [],
:base => "core",
:version => nil
}
@map = NameMap.new true
end
def options(argv = ARGV)
options = MSpecOptions.new "mkspec [options]", 32
options.on("-c", "--constant", "CONSTANT",
"Class or Module to generate spec stubs for") do |name|
config[:constants] << name
end
options.on("-b", "--base", "DIR",
"Directory to generate specs into") do |directory|
config[:base] = File.expand_path directory
end
options.on("-r", "--require", "LIBRARY",
"A library to require") do |file|
config[:requires] << file
end
options.on("-V", "--version-guard", "VERSION",
"Specify version for ruby_version_is guards") do |version|
config[:version] = version
end
options.version MSpec::VERSION
options.help
options.doc "\n How might this work in the real world?\n"
options.doc " 1. To create spec stubs for every class or module in Object\n"
options.doc " $ mkspec\n"
options.doc " 2. To create spec stubs for Fixnum\n"
options.doc " $ mkspec -c Fixnum\n"
options.doc " 3. To create spec stubs for Complex in 'superspec/complex'\n"
options.doc " $ mkspec -c Complex -r complex -b superspec"
options.doc ""
options.parse argv
end
def create_directory(mod)
subdir = @map.dir_name mod, config[:base]
if File.exist? subdir
unless File.directory? subdir
puts "#{subdir} already exists and is not a directory."
return nil
end
else
mkdir_p subdir
end
subdir
end
def write_requires(dir, file)
prefix = config[:base] + '/'
raise dir unless dir.start_with? prefix
sub = dir[prefix.size..-1]
parents = '../' * (sub.split('/').length + 1)
File.open(file, 'w') do |f|
f.puts "require_relative '#{parents}spec_helper'"
config[:requires].each do |lib|
f.puts "require '#{lib}'"
end
end
end
def write_version(f)
f.puts ""
if version = config[:version]
f.puts "ruby_version_is #{version} do"
yield " "
f.puts "end"
else
yield ""
end
end
def write_spec(file, meth, exists)
if exists
out = `#{ruby} #{MSPEC_HOME}/bin/mspec-run --dry-run --unguarded -fs -e '#{meth}' #{file}`
return if out.include?(meth)
end
File.open file, 'a' do |f|
write_version(f) do |indent|
f.puts <<-EOS
#{indent}describe "#{meth}" do
#{indent} it "needs to be reviewed for spec completeness"
#{indent}end
EOS
end
end
puts file
end
def create_file(dir, mod, meth, name)
file = File.join dir, @map.file_name(meth, mod)
exists = File.exist? file
write_requires dir, file unless exists
write_spec file, name, exists
end
def run
config[:requires].each { |lib| require lib }
constants = config[:constants]
constants = Object.constants if constants.empty?
@map.map({}, constants).each do |mod, methods|
name = mod.chop
next unless dir = create_directory(name)
methods.each { |method| create_file dir, name, method, mod + method }
end
end
##
# Determine and return the path of the ruby executable.
def ruby
ruby = File.join(RbConfig::CONFIG['bindir'],
RbConfig::CONFIG['ruby_install_name'])
ruby.gsub! File::SEPARATOR, File::ALT_SEPARATOR if File::ALT_SEPARATOR
return ruby
end
def self.main
ENV['MSPEC_RUNNER'] = '1'
script = new
script.options
script.run
end
end
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