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--- !ruby/object:RI::MethodDescription
aliases: []
block_params:
comment:
- !ruby/struct:SM::Flow::P
body: The calling thread will suspend execution and run <em>thr</em>. Does not return until <em>thr</em> exits or until <em>limit</em> seconds have passed. If the time limit expires, <tt>nil</tt> will be returned, otherwise <em>thr</em> is returned.
- !ruby/struct:SM::Flow::P
body: Any threads not joined will be killed when the main program exits. If <em>thr</em> had previously raised an exception and the <tt>abort_on_exception</tt> and <tt>$DEBUG</tt> flags are not set (so the exception has not yet been processed) it will be processed at this time.
- !ruby/struct:SM::Flow::VERB
body: " a = Thread.new { print "a"; sleep(10); print "b"; print "c" }\n x = Thread.new { print "x"; Thread.pass; print "y"; print "z" }\n x.join # Let x thread finish, a will be killed on exit.\n"
- !ruby/struct:SM::Flow::P
body: <em>produces:</em>
- !ruby/struct:SM::Flow::VERB
body: " axyz\n"
- !ruby/struct:SM::Flow::P
body: The following example illustrates the <em>limit</em> parameter.
- !ruby/struct:SM::Flow::VERB
body: " y = Thread.new { 4.times { sleep 0.1; puts 'tick... ' }}\n puts "Waiting" until y.join(0.15)\n"
- !ruby/struct:SM::Flow::P
body: <em>produces:</em>
- !ruby/struct:SM::Flow::VERB
body: " tick...\n Waiting\n tick...\n Waitingtick...\n\n tick...\n"
full_name: Thread#join
is_singleton: false
name: join
params: |
thr.join => thr
thr.join(limit) => thr
visibility: public