class VcoWorkflows::Runner
wrapper to assist aruba in single process execution
Public Class Methods
new(argv, stdin = STDIN, stdout = STDOUT, stderr = STDERR, kernel = Kernel)
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Allow everything fun to be injected from the outside while defaulting to normal implementations.
# File lib/vcoworkflows/runner.rb, line 8 def initialize(argv, stdin = STDIN, stdout = STDOUT, stderr = STDERR, kernel = Kernel) @argv, @stdin, @stdout, @stderr, @kernel = argv, stdin, stdout, stderr, kernel end
Public Instance Methods
execute!()
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Do the things!
# File lib/vcoworkflows/runner.rb, line 13 def execute! exit_code = begin # Thor accesses these streams directly rather than letting them be # injected, so we replace them... $stderr = @stderr $stdin = @stdin $stdout = @stdout VcoWorkflows::CLI.start(@argv) # Thor::Base#start does not have a return value, assume success if no # exception is raised. 0 rescue StandardError => e # The ruby interpreter would pipe this to STDERR and exit 1 in the # case of an unhandled exception b = e.backtrace b.unshift("#{b.shift}: #{e.message} (#{e.class})") @stderr.puts(b.map { |s| "\tfrom #{s}" }.join("\n")) 1 ensure # put them back. $stderr = STDERR $stdin = STDIN $stdout = STDOUT end # Proxy exit code back to the injected kernel. @kernel.exit(exit_code) end