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mfikes / ambly

ClojureScript REPL into embedded JavaScriptCore
http://ambly.fikesfarm.com
Eclipse Public License 1.0
541 stars 21 forks source link

Protect against lack of :print #60

Closed mfikes closed 9 years ago

mfikes commented 9 years ago

In some error situations, :print won't be available, and this can lead to NPEs.

Connecting to Ambly Demo on iPhone Simulator (orion-fikesfarm-com) ...

ReferenceError: Can't find variable: goog
Exception in thread "main" java.lang.NullPointerException, compiling:(/private/var/folders/m0/161fm8fx069fk_fny08nrmkm0000gp/T/form-init7760597297359303149.clj:1:124)
    at clojure.lang.Compiler.load(Compiler.java:7142)
    at clojure.lang.Compiler.loadFile(Compiler.java:7086)
    at clojure.main$load_script.invoke(main.clj:274)
    at clojure.main$init_opt.invoke(main.clj:279)
    at clojure.main$initialize.invoke(main.clj:307)
    at clojure.main$null_opt.invoke(main.clj:342)
    at clojure.main$main.doInvoke(main.clj:420)
    at clojure.lang.RestFn.invoke(RestFn.java:421)
    at clojure.lang.Var.invoke(Var.java:383)
    at clojure.lang.AFn.applyToHelper(AFn.java:156)
    at clojure.lang.Var.applyTo(Var.java:700)
    at clojure.main.main(main.java:37)
Caused by: java.lang.NullPointerException
    at ambly.repl.jsc.JscEnv._print_stacktrace(jsc.clj:303)
    at cljs.repl$display_error.invoke(repl.clj:366)
    at cljs.repl$repl_caught.invoke(repl.clj:634)
    at cljs.repl$repl_STAR_$fn__3992.invoke(repl.clj:697)
    at cljs.repl$repl_STAR_.invoke(repl.clj:692)
    at user$eval4199.invoke(form-init7760597297359303149.clj:3)
    at clojure.lang.Compiler.eval(Compiler.java:6703)
    at clojure.lang.Compiler.eval(Compiler.java:6666)
    at clojure.core$eval.invoke(core.clj:2927)
    at clojure.main$eval_opt.invoke(main.clj:288)
    at clojure.main$initialize.invoke(main.clj:307)
    at clojure.main$null_opt.invoke(main.clj:342)
    at clojure.main$main.doInvoke(main.clj:420)
    at clojure.lang.RestFn.invoke(RestFn.java:421)
    at clojure.lang.Var.invoke(Var.java:383)
    at clojure.lang.AFn.applyToHelper(AFn.java:156)
    at clojure.lang.Var.applyTo(Var.java:700)
    at clojure.main.main(main.java:37)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at clojure.lang.Reflector.invokeMatchingMethod(Reflector.java:93)
    at clojure.lang.Reflector.invokeStaticMethod(Reflector.java:207)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at clojure.lang.Reflector.invokeMatchingMethod(Reflector.java:93)
    at clojure.lang.Reflector.invokeStaticMethod(Reflector.java:207)
    at user$eval5.invoke(form-init7760597297359303149.clj:1)
    at clojure.lang.Compiler.eval(Compiler.java:6703)
    at clojure.lang.Compiler.eval(Compiler.java:6693)
    at clojure.lang.Compiler.load(Compiler.java:7130)
    ... 11 more