hello,
i'm trying to start learning clojure with lein but i get into
trouble. I'm doing simple project:
> lein new foo
> cd foo
> lein deps
> echo '(println "hello")' >> src/foo/core.clj
> lein run -m foo.core
hello
Exception in thread "main" java.lang.NullPointerException
(NO_SOURCE_FILE:1)
at clojure.lang.Compiler.eval(Compiler.java:5440)
at clojure.lang.Compiler.eval(Compiler.java:5415)
at clojure.lang.Compiler.eval(Compiler.java:5391)
at clojure.core$eval.invoke(core.clj:2382)
at clojure.main$eval_opt.invoke(main.clj:235)
at clojure.main$initialize.invoke(main.clj:254)
at clojure.main$null_opt.invoke(main.clj:279)
at clojure.main$main.doInvoke(main.clj:354)
at clojure.lang.RestFn.invoke(RestFn.java:421)
at clojure.lang.Var.invoke(Var.java:369)
at clojure.lang.AFn.applyToHelper(AFn.java:163)
at clojure.lang.Var.applyTo(Var.java:482)
at clojure.main.main(main.java:37)
Caused by: java.lang.NullPointerException
at user$eval13.invoke(NO_SOURCE_FILE:1)
at clojure.lang.Compiler.eval(Compiler.java:5424)
... 12 more
obviously my code ((println "hello")) was executed followed by
exception which i don't understand. What is wrong?
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