module Lanes::Command
Public Class Methods
_maybe_fail(should_raise)
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# File lib/lanes/command.rb, line 36 def _maybe_fail(should_raise) raise Thor::Error.new("Unable to locate Lanes environment.\nDoes ./lib/*/extension.rb exist?") if should_raise return nil end
load_current_extension(raise_on_fail:false)
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Loads the code for the extension that the user is currently working inside. The `lanes` command uses this to detect what actions should be taken.
Will silently swallow any exceptions that are raised when the file is required and return nil
@return [Extension] extension that was loaded, nil if none was found
# File lib/lanes/command.rb, line 21 def load_current_extension(raise_on_fail:false) ext = Dir.glob("./lib/*/extension.rb").first if ext begin require(ext) rescue =>e stack = e.backtrace[0..4].join("\n") raise Thor::Error.new("Loading ./lib/*/extension.rb failed with: #{e}\n#{stack}") end Extensions.controlling else return _maybe_fail(raise_on_fail) end end
usage_from_file(file)
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Reads and returns the contents of a usage file. Used internally by commands to populate their long_desc @param [String] basename of file to read usage from
# File lib/lanes/command.rb, line 10 def usage_from_file(file) Pathname.new(__FILE__).dirname.join("command","#{file}.usage").read.gsub(/\n/,"\n\x5") end