guard-jasmine-headless-webkit/lib/guard/jasmine-headless-webkit.rb

134 lines
3.2 KiB
Ruby

require 'guard'
require 'guard/guard'
require 'coffee-script'
module Guard
class JasmineHeadlessWebkit < Guard
autoload :Runner, 'guard/jasmine-headless-webkit/runner'
DEFAULT_EXTENSIONS = %w{js coffee}
ALL_SPECS_MESSAGE = "Guard::JasmineHeadlessWebkit running all specs..."
SOME_SPECS_MESSAGE = "Guard::JasmineHeadlessWebkit running the following: %s"
attr_reader :files_to_rerun
DEFAULT_OPTIONS = {
:all_on_start => true,
:run_before => false,
:valid_extensions => DEFAULT_EXTENSIONS
}
def initialize(watchers = [], options = {})
super
@options = DEFAULT_OPTIONS.merge(options)
@filtered_options = options
DEFAULT_OPTIONS.keys.each { |key| @filtered_options.delete(key) }
UI.deprecation ":run_before is deprecated. Use guard-shell to do something beforehand. This will be removed in a future release." if @options[:run_before]
@files_to_rerun = []
end
def start
UI.info "Guard::JasmineHeadlessWebkit is running."
run_all if @options[:all_on_start]
end
def reload
@files_to_rerun = []
UI.info "Resetting Guard::JasmineHeadlessWebkit failed files..."
end
def run_all
run_something_and_rescue do
@ran_before = false
run_for_failed_files if run_all_things_before
end
end
def run_on_change(paths)
run_something_and_rescue do
paths = filter_paths(paths)
@ran_before = false
if run_all_things_before
@ran_before = true
if !paths.empty?
paths = (paths + @files_to_rerun).uniq
run_for_failed_files(paths)
else
run_all
end
end
end
end
private
def run_for_failed_files(paths = [])
if paths.empty?
UI.info(ALL_SPECS_MESSAGE)
else
UI.info(SOME_SPECS_MESSAGE % paths.join(' '))
end
failed_files = Runner.run(paths, @filtered_options)
@files_to_rerun = failed_files || paths
failed_files && @files_to_rerun.empty?
end
def filter_paths(paths)
paths.collect { |path| Dir[path] }.flatten.find_all { |path| File.extname(path)[valid_extensions] }.collect { |path| File.expand_path(path) }.uniq
end
def valid_extensions
%r{\.(#{@options[:valid_extensions].join('|')})$}
end
def run_before
run_a_thing_before(:run_before, @options[:run_before])
end
def run_a_thing_before(option, *args)
if @options[option] && !@ran_before
run_program(*args)
else
true
end
end
def run_all_things_before
run_before
end
def run_program(name, command = nil)
command ||= name
UI.info "Guard::JasmineHeadlessWebkit running #{name}..."
system command
$?.exitstatus == 0
end
def run_something_and_rescue
yield
rescue ::CoffeeScript::CompilationError
rescue StandardError => e
if ENV['GUARD_ENV'] == 'test'
raise e
else
puts e.message
puts e.backtrace.join("\n")
puts
end
end
end
class Dsl
def newest_js_file(path)
Dir[path + '*.{js,coffee}'].sort { |left, right| File.mtime(right) <=> File.mtime(left) }.first
end
end
end