Sha256: d21228370297fd62b9589768a7760b7a4fcb14c8c5665b81e4803a6c7d926029
Contents?: true
Size: 1.49 KB
Versions: 14
Compression:
Stored size: 1.49 KB
Contents
module Libuv
class Check < Handle
# @param loop [::Libuv::Loop] loop this check will be associated
# @param callback [Proc] callback to be called on loop check
def initialize(loop, callback = nil, &blk)
@loop = loop
@callback = callback || blk
check_ptr = ::Libuv::Ext.create_handle(:uv_check)
error = check_result(::Libuv::Ext.check_init(loop.handle, check_ptr))
super(check_ptr, error)
end
# Enables the check handler.
def start
return if @closed
error = check_result ::Libuv::Ext.check_start(handle, callback(:on_check))
reject(error) if error
end
# Disables the check handler.
def stop
return if @closed
error = check_result ::Libuv::Ext.check_stop(handle)
reject(error) if error
end
# Used to update the callback that will be triggered on loop check
#
# @param callback [Proc] the callback to be called on loop check
def progress(callback = nil, &blk)
@callback = callback || blk
end
private
def on_check(handle, status)
e = check_result(status)
if e
reject(e)
else
begin
@callback.call
rescue Exception => e
@loop.log :error, :check_cb, e
end
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems