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Versions: 13
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Contents
module Vedeu
module Runtime
# Provides the main loop for a Vedeu application.
#
class MainLoop
trap('SIGTERM') { stop! }
trap('TERM') { stop! }
trap('INT') { stop! }
class << self
# :nocov:
# Start the main loop.
#
# @return [void]
# @yieldreturn [void] The client application.
def start!
@started = true
@loop = true
Vedeu.trigger(:_refresh_cursor_, Vedeu.focus)
Vedeu.trigger(:_refresh_)
while @loop
yield
safe_exit_point!
end
rescue Vedeu::Error::Interrupt
Vedeu.log(message: 'Vedeu execution interrupted, exiting.'.freeze)
end
# :nocov:
# Signal that we wish to terminate the running application.
#
# @return [void]
def stop!
@loop = false
end
# :nocov:
# Check the application has started and we wish to continue
# running.
#
# @raise [Vedeu::Error::Interrupt] When we wish to terminate
# the running application.
# @return [void]
def safe_exit_point!
fail Vedeu::Error::Interrupt if @started && !@loop
end
# :nocov:
end # Eigenclass
end # MainLoop
end # Runtime
end # Vedeu
Version data entries
13 entries across 13 versions & 1 rubygems