StringScanner#peek crashes JRuby in some situations
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Key: JRUBY-2669
URL: http://jira.codehaus.org/browse/JRUBY-2669
Project: JRuby
Issue Type: Bug
Components: Core Classes/Modules
Affects Versions: JRuby 1.1.2
Environment: Latest JRuby 1.1.2+
Reporter: Vladimir Sizikov
Assignee: Vladimir Sizikov
Fix For: JRuby 1.1.3
jruby -rstrscan -e "s = StringScanner.new('test string'); p s.peek(-20)" #==>
{noformat}
Exception in thread "main" java.lang.NegativeArraySizeException
at org.jruby.util.ByteList.<init>(ByteList.java:67)
at org.jruby.RubyString.inspectIntoByteList(RubyString.java:982)
at org.jruby.RubyString.inspect(RubyString.java:973)
at org.jruby.RubyStringInvoker$inspect_method_0_0.call(Unknown Source)
at
org.jruby.internal.runtime.methods.JavaMethod$JavaMethodZero.call(JavaMethod.java:82)
at org.jruby.RubyClass.invoke(RubyClass.java:238)
at
org.jruby.javasupport.util.RuntimeHelpers.invoke(RuntimeHelpers.java:270)
at org.jruby.RubyObject.callMethod(RubyObject.java:716)
at org.jruby.RubyObject.inspect(RubyObject.java:1540)
at org.jruby.RubyKernel.p(RubyKernel.java:284)
at org.jruby.RubyKernelInvoker$p_s_method_0_0.call(Unknown Source)
at
org.jruby.internal.runtime.methods.JavaMethod$JavaMethodNoBlock.call(JavaMethod.java:63)
at
org.jruby.internal.runtime.methods.DynamicMethod.call(DynamicMethod.java:216)
at
org.jruby.internal.runtime.methods.DynamicMethod.call(DynamicMethod.java:125)
at
org.jruby.runtime.CallSite$InlineCachingCallSite.cacheAndCall(CallSite.java:141)
at
org.jruby.runtime.CallSite$InlineCachingCallSite.call(CallSite.java:336)
at ruby.__dash_e__.__file__(-e:1)
at ruby.__dash_e__.__file__(-e)
at ruby.__dash_e__.load(-e)
at org.jruby.Ruby.runScript(Ruby.java:520)
at org.jruby.Ruby.runNormally(Ruby.java:440)
at org.jruby.Ruby.runFromMain(Ruby.java:320)
at org.jruby.Main.run(Main.java:184)
at org.jruby.Main.run(Main.java:91)
at org.jruby.Main.main(Main.java:82)
{noformat}
Fix is coming.
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