module Rockt
Main Rockt
API.
It defines only on public method: launch.
Constants
- ApplicationLauncherFailed
Raised when the launcher helper fails.
- ApplicationLauncherNotFound
Raised when no launcher helper is found.
- VERSION
Public Class Methods
detect_environment()
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Returns the module representing the current environment.
# File lib/rockt.rb, line 42 def self.detect_environment Environment.detect end
launch(uri, options = {})
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This is the method for launching applications.
Valid options are:
-
dry_run: doesn’t launch the application.
# File lib/rockt.rb, line 26 def self.launch(uri, options = {}) command = detect_environment.commands.find { |cmd| which cmd } or fail ApplicationLauncherNotFound unless options[:dry_run] _spawn command, uri fail ApplicationLauncherError unless $CHILD_STATUS.success? end command end
Private Class Methods
_spawn(command, *params)
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# File lib/rockt.rb, line 48 def self._spawn(command, *params) Process.wait spawn(command, *uri) end
which(cmd)
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Locate an executable file in the path
# File lib/rockt.rb, line 55 def self.which(cmd) exts = ENV['PATHEXT'] ? ENV['PATHEXT'].split(';') : [''] ENV['PATH'].split(File::PATH_SEPARATOR).each do |path| exts.each do |ext| exe = File.join(path, "#{cmd}#{ext}") exe if File.executable? exe end end end