Top Description Inners Fields Constructors Methods
org.jruby

public Class RubyKernel

extends Object
Class Inheritance
Annotations
@JRubyModule
name:Kernel
Imports
java.io.ByteArrayOutputStream, java.math.BigInteger, java.util.ArrayList, .Arrays, .Map, java.util.concurrent.TimeUnit, jnr.constants.platform.Errno, jnr.posix.POSIX, org.jcodings.specific.USASCIIEncoding, org.jruby.anno.FrameField, .JRubyMethod, .JRubyModule, org.jruby.api.Warn, org.jruby.ast.util.ArgsUtil, org.jruby.common.IRubyWarnings, .RubyWarnings, org.jruby.exceptions.CatchThrow, .MainExitException, .RaiseException, org.jruby.internal.runtime.GlobalVariables, org.jruby.internal.runtime.methods.DynamicMethod, .JavaMethod, .JavaMethod.JavaMethodNBlock, org.jruby.ir.interpreter.Interpreter, org.jruby.ir.operands.UndefinedValue, org.jruby.ir.runtime.IRRuntimeHelpers, org.jruby.java.proxies.ConcreteJavaProxy, org.jruby.platform.Platform, org.jruby.runtime.Arity, .Binding, .Block, .CallType, .Helpers, .JavaSites.KernelSites, .MethodIndex, .ThreadContext, .Visibility, org.jruby.runtime.backtrace.RubyStackTraceElement, org.jruby.runtime.builtin.IRubyObject, org.jruby.runtime.callsite.CacheEntry, .CachingCallSite, org.jruby.util.ArraySupport, .ByteList, .ConvertBytes, .ShellLauncher, .TypeConverter, org.jruby.util.cli.Options, org.jruby.util.func.ObjectIntIntFunction, org.jruby.util.io.OpenFile, .PopenExecutor

Note

For CVS history, see KernelModule.java.

Nested and Inner Type Summary

Modifier and TypeClass and Description
public static class
RubyKernel.LoopMethods

public static class
RubyKernel.MethodMissingMethod

Field Summary

Modifier and TypeField and Description
private static BigInteger
MINUS_ONE

private static BigInteger
SIXTEEN

private static final ByteList
uncaught_throw_p

private static final ByteList
ZEROx

Constructor Summary

AccessConstructor and Description
public
RubyKernel()

Method Summary

Modifier and TypeMethod and Description
public static IRubyObject
__callee__(ThreadContext context, IRubyObject recv)

public static IRubyObject
__dir__(ThreadContext context, IRubyObject recv)

public static IRubyObject
__method__(ThreadContext context, IRubyObject recv)

public static IRubyObject
_exec_internal(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
abort(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
at_exit(ThreadContext context, IRubyObject recv, Block block)

public static IRubyObject
autoload(ThreadContext context, final IRubyObject recv, IRubyObject symbol, IRubyObject file)

public static IRubyObject
autoload(final IRubyObject recv, IRubyObject symbol, IRubyObject file)
Deprecated

public static IRubyObject
autoload_p(ThreadContext context, final IRubyObject recv, IRubyObject symbol)

public static IRubyObject
backquote(ThreadContext context, IRubyObject recv, IRubyObject str)

public static RubyBinding
binding(ThreadContext context, IRubyObject recv, Block block)

public static RubyBoolean
block_given_p(ThreadContext context, IRubyObject recv)

public static RubyBoolean
blockGiven(ThreadContext context, IRubyObject recv, Block frameBlock)

private static RubyString
buildWarnMessage(ThreadContext context, final int uplevel, final IRubyObject arg)

public static IRubyObject
caller(ThreadContext context, IRubyObject recv)

public static IRubyObject
caller(ThreadContext context, IRubyObject recv, IRubyObject level)

public static IRubyObject
caller(ThreadContext context, IRubyObject recv, IRubyObject level, IRubyObject length)

private static IRubyObject
caller(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)
Deprecated

public static IRubyObject
caller_locations(ThreadContext context, IRubyObject recv)

public static IRubyObject
caller_locations(ThreadContext context, IRubyObject recv, IRubyObject level)

public static IRubyObject
caller_locations(ThreadContext context, IRubyObject recv, IRubyObject level, IRubyObject length)

public static IRubyObject
caller_locations(ThreadContext context, IRubyObject recv, IRubyObject[] args)
Deprecated

private static IRubyObject
callerInternal(ThreadContext context, IRubyObject recv, IRubyObject level, IRubyObject length)

private static IRubyObject
callerLocationsInternal(ThreadContext context, IRubyObject level, IRubyObject length)

private static boolean
checkExceptionOpt(ThreadContext context, RubyClass rubyClass, IRubyObject opts)

pack-priv static void
checkExecOptions(ThreadContext context, RubyHash opts)

private static RubyException
convertToException(ThreadContext context, IRubyObject obj, IRubyObject optionalMessage)

public static IRubyObject
define_singleton_method(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

public static IRubyObject
display(ThreadContext context, IRubyObject self, IRubyObject[] args)

private static IRubyObject[]
dropLastArgIfOptions(ThreadContext context, final IRubyObject[] args)

public static IRubyObject
dup(IRubyObject self)

public static IRubyObject
eql_p(IRubyObject self, IRubyObject obj)
Deprecated since 10.0.

public static IRubyObject
eql_p(ThreadContext context, IRubyObject self, IRubyObject obj)

public static IRubyObject
eval(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

private static IRubyObject
evalCommon(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
exec(ThreadContext context, IRubyObject recv, IRubyObject[] args)

private static IRubyObject
execCommon(ThreadContext context, IRubyObject env, IRubyObject prog, IRubyObject options, IRubyObject[] args)

public static IRubyObject
exit(IRubyObject recv, IRubyObject[] args)
Deprecated

public static IRubyObject
exit(ThreadContext context, IRubyObject recv, IRubyObject[] args)

private static RuntimeException
exit(ThreadContext context, IRubyObject[] args, boolean hard)

public static IRubyObject
exit_bang(IRubyObject recv, IRubyObject[] args)
Deprecated

public static IRubyObject
exit_bang(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
extend(IRubyObject self, IRubyObject[] args)
Deprecated

public static IRubyObject
extend(ThreadContext context, IRubyObject self, IRubyObject[] args)

public static RubyModule
finishKernelModule(ThreadContext context, RubyModule Kernel, RubyInstanceConfig config)

private static RaiseException
floatError(ThreadContext context, ByteList string)

public static IRubyObject
fork(ThreadContext context, IRubyObject recv, Block block)

public static IRubyObject
freeze(ThreadContext context, IRubyObject self)

public static RubyBoolean
frozen_p(ThreadContext context, IRubyObject self)

private static Binding
getBindingForEval(ThreadContext context, IRubyObject scope)

public static IRubyObject
getc(ThreadContext context, IRubyObject recv)
Deprecated since 10.0.

private static RubyString

Returns:

value of $_ as String.
getLastlineString(ThreadContext context)

Returns value of $_.

private static String
getMethodMissingFormat(Visibility visibility, CallType callType)

public static IRubyObject
gets(ThreadContext context, IRubyObject recv, IRubyObject[] args)

private static int
getTestCommand(ThreadContext context, IRubyObject arg0)

public static RubyArray<T extends IRubyObject>

Returns:

an Array with the names of all global variables.
global_variables(ThreadContext context, IRubyObject recv)

public static IRubyObject
gsub(ThreadContext context, IRubyObject recv, IRubyObject arg0, Block block)

public static IRubyObject
gsub(ThreadContext context, IRubyObject recv, IRubyObject arg0, IRubyObject arg1, Block block)

public static RubyFixnum
hash(IRubyObject self)
Deprecated since 10.0.

public static RubyFixnum
hash(ThreadContext context, IRubyObject self)

public static IRubyObject
initialize_clone(ThreadContext context, IRubyObject self, IRubyObject original)

public static IRubyObject
initialize_copy(IRubyObject self, IRubyObject original)
Deprecated since 10.0. Use org.jruby.RubyKernel#initialize_copy(ThreadContext, IRubyObject, IRubyObject) instead.

public static IRubyObject
initialize_copy(ThreadContext context, IRubyObject self, IRubyObject original)

public static IRubyObject
initialize_dup(ThreadContext context, IRubyObject self, IRubyObject original)

public static IRubyObject
inspect(IRubyObject self)
Deprecated since 10.0.

public static IRubyObject
inspect(ThreadContext context, IRubyObject self)

public static RubyBoolean
instance_of_p(ThreadContext context, IRubyObject self, IRubyObject type)

public static IRubyObject
instance_variable_defined_p(ThreadContext context, IRubyObject self, IRubyObject name)

public static IRubyObject
instance_variable_get(ThreadContext context, IRubyObject self, IRubyObject name)

public static IRubyObject
instance_variable_set(IRubyObject self, IRubyObject name, IRubyObject value)

public static RubyArray<T extends IRubyObject>
instance_variables(ThreadContext context, IRubyObject self)

public static IRubyObject
itself(IRubyObject self)

public static RubyBoolean
kind_of_p(ThreadContext context, IRubyObject self, IRubyObject type)

public static RubyProc
lambda(ThreadContext context, IRubyObject recv, Block block)

public static IRubyObject
load(ThreadContext context, IRubyObject recv, IRubyObject path, Block block)

public static IRubyObject
load(ThreadContext context, IRubyObject recv, IRubyObject path, IRubyObject wrap, Block block)

public static IRubyObject
load(IRubyObject recv, IRubyObject[] args, Block block)
Deprecated since 9.4-.

public static IRubyObject
load(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

private static IRubyObject
loadCommon(ThreadContext context, RubyString path, boolean wrap)

private static IRubyObject
loadCommon(ThreadContext context, RubyString path, IRubyObject wrap)

public static RubyArray<T extends IRubyObject>

Returns:

an Array with the names of all local variables.
local_variables(ThreadContext context, IRubyObject recv)

public static IRubyObject
loop(ThreadContext context, IRubyObject recv, Block block)

private static IRubyObject
loopSize(ThreadContext context, IRubyObject self, IRubyObject[] args)

A loop size method suitable for lambda method reference implementation of SizeFn#size(ThreadContext, IRubyObject, IRubyObject[])

private static void
maybeRaiseJavaException(ThreadContext context, final IRubyObject[] args, final int argc)

private static void
maybeRaiseJavaException(ThreadContext context, final IRubyObject arg)

public static IRubyObject
method(ThreadContext context, IRubyObject self, IRubyObject symbol)

public static IRubyObject
method(IRubyObject self, IRubyObject symbol)
Deprecated

public static IRubyObject
method_missing(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

public static IRubyObject
methodMissing(ThreadContext context, IRubyObject recv, String name, Visibility lastVis, CallType lastCallType, IRubyObject[] args)

public static IRubyObject
methodMissing(ThreadContext context, IRubyObject recv, String name, Visibility lastVis, CallType lastCallType, IRubyObject[] args, boolean dropFirst)

public static IRubyObject
methodMissing(ThreadContext context, IRubyObject recv, String name, Visibility lastVis, CallType lastCallType, IRubyObject[] args, Block block)
Deprecated

protected static IRubyObject
methodMissingDirect(ThreadContext context, IRubyObject recv, RubySymbol symbol, Visibility lastVis, CallType lastCallType, IRubyObject[] args)

public static IRubyObject
methods(ThreadContext context, IRubyObject self, IRubyObject[] args)

public static IRubyObject
new_array(ThreadContext context, IRubyObject recv, IRubyObject object)

public static IRubyObject
new_complex(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
new_float(ThreadContext context, IRubyObject recv, IRubyObject object)

public static IRubyObject
new_float(ThreadContext context, IRubyObject recv, IRubyObject object, IRubyObject opts)

public static RubyFloat
new_float(IRubyObject recv, IRubyObject object)
Deprecated since 10.0.

public static RubyFloat
new_float(final Ruby runtime, IRubyObject object)
Deprecated since 10.0.

public static RubyFloat
new_float(ThreadContext context, IRubyObject object)

public static IRubyObject
new_float(ThreadContext context, IRubyObject object, boolean exception)

pack-priv static RubyFloat
new_float(ThreadContext context, RubyInteger num)

public static IRubyObject
new_hash(ThreadContext context, IRubyObject recv, IRubyObject arg)

public static IRubyObject
new_integer(ThreadContext context, IRubyObject recv, IRubyObject object)

public static IRubyObject
new_integer(ThreadContext context, IRubyObject recv, IRubyObject object, IRubyObject baseOrOpts)

public static IRubyObject
new_integer(ThreadContext context, IRubyObject recv, IRubyObject object, IRubyObject base, IRubyObject opts)

public static IRubyObject
new_rational(ThreadContext context, IRubyObject recv, IRubyObject arg0)

public static IRubyObject
new_rational(ThreadContext context, IRubyObject recv, IRubyObject arg0, IRubyObject arg1)

public static IRubyObject
new_rational(ThreadContext context, IRubyObject recv, IRubyObject arg0, IRubyObject arg1, IRubyObject arg2)

public static IRubyObject
new_string(ThreadContext context, IRubyObject recv, IRubyObject object)

public static IRubyObject
nil_p(ThreadContext context, IRubyObject self)

public static IRubyObject
obj_to_enum(final ThreadContext context, IRubyObject self, IRubyObject[] args, final Block block)

public static IRubyObject
object_id(IRubyObject self)

private static IRubyObject
objectSize(ThreadContext context, IRubyObject self, IRubyObject[] args)

An exactly-one size method suitable for lambda method reference implementation of SizeFn#size(ThreadContext, IRubyObject, IRubyObject[])

public static IRubyObject
op_cmp(ThreadContext context, IRubyObject self, IRubyObject other)

public static IRubyObject
op_eqq(ThreadContext context, IRubyObject self, IRubyObject other)

public static IRubyObject
op_match(ThreadContext context, IRubyObject self, IRubyObject arg)
Deprecated

public static IRubyObject
op_not_match(ThreadContext context, IRubyObject self, IRubyObject arg)

public static IRubyObject
open(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

public static IRubyObject
p(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static double
parseHexidecimalExponentString2(Ruby runtime, ByteList str)
Deprecated since 10.0.

public static double

Returns:

the result.
parseHexidecimalExponentString2(ThreadContext context, ByteList
the bytelist to be parsed
str)

Parse hexidecimal exponential notation: ... This method assumes the string is a valid-formatted string.

private static IRubyObject
pBody(ThreadContext context, IRubyObject[] args)

private static void
printExceptionSummary(ThreadContext context, RubyException rEx)

public static IRubyObject
printf(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
private_methods(ThreadContext context, IRubyObject self, IRubyObject[] args)

public static RubyProc
proc(ThreadContext context, IRubyObject recv, Block block)

public static RubyProc
proc_1_9(ThreadContext context, IRubyObject recv, Block block)
Deprecated

public static IRubyObject
protected_methods(ThreadContext context, IRubyObject self, IRubyObject[] args)

public static IRubyObject
public_method(ThreadContext context, IRubyObject recv, IRubyObject symbol)

public static IRubyObject
public_methods(ThreadContext context, IRubyObject self, IRubyObject[] args)

public static IRubyObject
public_send(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

public static IRubyObject
putc(ThreadContext context, IRubyObject recv, IRubyObject ch)

rb_f_putc

public static IRubyObject
puts(ThreadContext context, IRubyObject recv)

public static IRubyObject
puts(ThreadContext context, IRubyObject recv, IRubyObject arg0)

public static IRubyObject
puts(ThreadContext context, IRubyObject recv, IRubyObject arg0, IRubyObject arg1)

public static IRubyObject
puts(ThreadContext context, IRubyObject recv, IRubyObject arg0, IRubyObject arg1, IRubyObject arg2)

public static IRubyObject
puts(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
raise(ThreadContext context, IRubyObject self, IRubyObject arg0)

public static IRubyObject
raise(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

public static IRubyObject
rand(ThreadContext context, IRubyObject recv)

public static IRubyObject
rand(ThreadContext context, IRubyObject recv, IRubyObject arg)

public static IRubyObject
rand(ThreadContext context, IRubyObject recv, IRubyObject[] args)
Deprecated

public static IRubyObject
rbCatch(ThreadContext context, IRubyObject recv, Block block)

public static IRubyObject
rbCatch(ThreadContext context, IRubyObject recv, IRubyObject tag, Block block)

public static IRubyObject
rbClone(ThreadContext context, IRubyObject self)

public static IRubyObject
rbClone(ThreadContext context, IRubyObject self, IRubyObject opts)

public static IRubyObject
rbClone(IRubyObject self)

public static IRubyObject
rbThrow(ThreadContext context, IRubyObject recv, IRubyObject tag, Block block)

public static IRubyObject
rbThrow(ThreadContext context, IRubyObject recv, IRubyObject tag, IRubyObject value, Block block)

private static IRubyObject
rbThrowInternal(ThreadContext context, IRubyObject tag, IRubyObject arg)

public static IRubyObject
readline(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
readlines(ThreadContext context, IRubyObject recv, IRubyObject[] args)

pack-priv static void
recacheBuiltinMethods(Ruby runtime, RubyModule kernelModule)

Cache built-in versions of several core methods, to improve performance by using identity comparison (==) rather than going ahead with dynamic dispatch.

public static IRubyObject
remove_instance_variable(ThreadContext context, IRubyObject self, IRubyObject name, Block block)

public static IRubyObject
require(ThreadContext context, IRubyObject
ruby object used to call require (any object will do and it won't be used anyway).
recv, IRubyObject
the name of the file to require
name, Block block)

Require.

public static IRubyObject
require(IRubyObject recv, IRubyObject name, Block block)
Deprecated

public static IRubyObject
require_relative(ThreadContext context, IRubyObject recv, IRubyObject name)

private static IRubyObject
requireCommon(ThreadContext context, RubyString name, Block block)

public static IRubyObject
respond_to_missing_p(ThreadContext context, IRubyObject recv, IRubyObject symbol)

public static IRubyObject
respond_to_missing_p(ThreadContext context, IRubyObject recv, IRubyObject symbol, IRubyObject isPrivate)

public static RubyBoolean
respond_to_p(IRubyObject self, IRubyObject mname)
Deprecated

public static RubyBoolean
respond_to_p(IRubyObject self, IRubyObject mname, IRubyObject includePrivate)
Deprecated

public static IRubyObject
respond_to_p(ThreadContext context, IRubyObject self, IRubyObject name)

public static IRubyObject
respond_to_p(ThreadContext context, IRubyObject self, IRubyObject name, IRubyObject includePrivate)

public static IRubyObject
select(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
send(ThreadContext context, IRubyObject self, IRubyObject arg0, Block block)

public static IRubyObject
send(ThreadContext context, IRubyObject self, IRubyObject arg0, IRubyObject arg1, Block block)

public static IRubyObject
send(ThreadContext context, IRubyObject self, IRubyObject arg0, IRubyObject arg1, IRubyObject arg2, Block block)

public static IRubyObject
send(ThreadContext context, IRubyObject self, IRubyObject[] args, Block block)

public static IRubyObject
set_trace_func(ThreadContext context, IRubyObject recv, IRubyObject trace_func, Block block)

public static IRubyObject
singleton_class(IRubyObject recv)
Deprecated since 10.0.

public static IRubyObject
singleton_class(ThreadContext context, IRubyObject recv)

public static IRubyObject
singleton_method(IRubyObject self, IRubyObject symbol)
Deprecated since 10.0.

public static IRubyObject
singleton_method(ThreadContext context, IRubyObject self, IRubyObject symbol)

public static RubyArray<T extends IRubyObject>
singleton_methods(ThreadContext context, IRubyObject self, IRubyObject[] args)

private static JavaSites.KernelSites
sites(ThreadContext context)

public static IRubyObject
sleep(ThreadContext context, IRubyObject recv)

public static IRubyObject
sleep(ThreadContext context, IRubyObject recv, IRubyObject timeout)

public static IRubyObject
sleep(ThreadContext context, IRubyObject recv, IRubyObject[] args)
Deprecated

private static RubyFixnum
sleepCommon(ThreadContext context, long nanoseconds)

public static RubyFixnum
spawn(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
sprintf(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
sprintf(IRubyObject recv, IRubyObject[] args)
Deprecated

public static IRubyObject
srand(ThreadContext context, IRubyObject recv)

public static IRubyObject
srand(ThreadContext context, IRubyObject recv, IRubyObject arg)

public static IRubyObject
syscall(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
system(ThreadContext context, IRubyObject recv, IRubyObject[] args)

private static int
systemCommon(ThreadContext context, IRubyObject recv, IRubyObject[] args)

public static IRubyObject
tap(ThreadContext context, IRubyObject recv, Block block)
Deprecated

public static IRubyObject
test(ThreadContext context, IRubyObject recv, IRubyObject arg0, IRubyObject arg1)

public static IRubyObject
test(ThreadContext context, IRubyObject recv, IRubyObject arg0, IRubyObject arg1, IRubyObject arg2)

public static IRubyObject
test(ThreadContext context, IRubyObject recv, IRubyObject[] args)
Deprecated

private static IRubyObject
testCommon(ThreadContext context, IRubyObject recv, int cmd, IRubyObject arg1, IRubyObject arg2)

public static IRubyObject
to_s(IRubyObject self)
Deprecated since 10.0.

public static IRubyObject
to_s(ThreadContext context, IRubyObject self)

public static IRubyObject
trace_var(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

public static RubyClass
type(IRubyObject self)

private static RaiseException
uncaughtThrow(ThreadContext context, IRubyObject tag, IRubyObject value, RubyString message)

public static IRubyObject
untrace_var(ThreadContext context, IRubyObject recv, IRubyObject[] args, Block block)

public static IRubyObject
warn(ThreadContext context, IRubyObject recv, IRubyObject arg)

public static IRubyObject
warn(ThreadContext context, IRubyObject recv, IRubyObject[] args)

private static void
warnObj(ThreadContext context, IRubyObject recv, IRubyObject arg, IRubyObject category)

pack-priv static void
warnStr(ThreadContext context, IRubyObject recv, RubyString message, IRubyObject category)

pack-priv static <R> R
withLevelAndLength(ThreadContext context, IRubyObject level, IRubyObject length, int defaultLevel, ObjectIntIntFunction<ThreadContext, R> func)

Retrieve the level and length from given args, if non-null.

public static IRubyObject
yield_self(ThreadContext context, IRubyObject recv, Block block)

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait