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  1. (print "cond1 => ")
  2. (println (if true "success" (+ 1 "failure")))
  3. ;; prints cond1 => success
  4.  
  5. (print "cond2 => ")
  6. (println (if false "success" (+ 1 "failure")))
  7. ;; conditional expression evalutes to an error
  8. ;; prints cond2 =>
Runtime error #stdin #stdout #stderr 0.95s 4386816KB
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stdin
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Standard input is empty
stdout
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cond1 => success
cond2 =>
stderr
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Exception in thread "main" java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Number, compiling:(/home/BGybEd/prog.clj:5:1)
	at clojure.lang.Compiler.load(Compiler.java:7391)
	at clojure.lang.Compiler.loadFile(Compiler.java:7317)
	at clojure.main$load_script.invokeStatic(main.clj:275)
	at clojure.main$script_opt.invokeStatic(main.clj:335)
	at clojure.main$script_opt.invoke(main.clj:330)
	at clojure.main$main.invokeStatic(main.clj:421)
	at clojure.main$main.doInvoke(main.clj:384)
	at clojure.lang.RestFn.invoke(RestFn.java:408)
	at clojure.lang.Var.invoke(Var.java:379)
	at clojure.lang.AFn.applyToHelper(AFn.java:154)
	at clojure.lang.Var.applyTo(Var.java:700)
	at clojure.main.main(main.java:37)
Caused by: java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Number
	at clojure.lang.Numbers.add(Numbers.java:128)
	at clojure.lang.Numbers.add(Numbers.java:3640)
	at user$eval7.invokeStatic(prog.clj:5)
	at user$eval7.invoke(prog.clj:5)
	at clojure.lang.Compiler.eval(Compiler.java:6927)
	at clojure.lang.Compiler.load(Compiler.java:7379)
	... 11 more
https://ideone.com/n4Ug2S
language:
Clojure (clojure 1.10.0)
created:
6 years ago
visibility:
public

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