http://dev.clojure.org/jira This file is an XML representation of an issue en-us 4.4 649 25-07-2011 http://dev.clojure.org/jira/browse/NREPL-37 tools.nrepl <p>I was accidentally printing the reference returned by start-server by calling it as the final function in my main method, which causes this error:</p> <p>java.lang.IllegalArgumentException: Multiple methods in multimethod 'print-method' match dispatch value: class clojure.tools.nrepl.server.Server -&gt; interface clojure.lang.IDeref and interface clojure.lang.IRecord, and neither is preferred<br/> at clojure.lang.MultiFn.findAndCacheBestMethod(MultiFn.java:136)<br/> at clojure.lang.MultiFn.getMethod(MultiFn.java:111)<br/> at clojure.lang.MultiFn.getFn(MultiFn.java:119)<br/> at clojure.lang.MultiFn.invoke(MultiFn.java:167)<br/> at clojure.core$pr_on.invoke(core.clj:3266)<br/> at clojure.core$pr.invoke(core.clj:3278)<br/> at clojure.lang.AFn.applyToHelper(AFn.java:161)<br/> at clojure.lang.RestFn.applyTo(RestFn.java:132)<br/> at clojure.core$apply.invoke(core.clj:601)<br/> at clojure.core$prn.doInvoke(core.clj:3311)<br/> at clojure.lang.RestFn.invoke(RestFn.java:408)<br/> at clojure.main$eval_opt.invoke(main.clj:299)<br/> at clojure.main$initialize.invoke(main.clj:316)<br/> at clojure.main$null_opt.invoke(main.clj:349)<br/> at clojure.main$main.doInvoke(main.clj:427)<br/> at clojure.lang.RestFn.invoke(RestFn.java:421)<br/> at clojure.lang.Var.invoke(Var.java:419)<br/> at clojure.lang.AFn.applyToHelper(AFn.java:163)<br/> at clojure.lang.Var.applyTo(Var.java:532)<br/> at clojure.main.main(main.java:37)</p> NREPL-37

Printing reference returned by clojure.tools.nrepl.server/start-server causes multimethod exception

Defect Minor Closed Completed Chas Emerick Vaughn Dickson bug Thu, 20 Dec 2012 08:05:27 -0600 Tue, 26 Feb 2013 04:42:58 -0600 Tue, 26 Feb 2013 04:42:58 -0600 0.2.0-RC1 0.2.2 0 0 <p>The fact that the returned record is also a <tt>clojure.lang.IDeref</tt> is a temporary compatibility measure, a result of changing to returning a record.</p> <p>Adding a print-method implementation for the <tt>Server</tt> type that explicitly delegates to the <tt>IRecord</tt> implementation would resolve the problem.</p> <p>Fixed @ <a href="http://github.com/clojure/tools.nrepl/commit/0f016eb">http://github.com/clojure/tools.nrepl/commit/0f016eb</a></p> Global Rank