Package org.jruby

Class RubyRational

java.lang.Object

org.jruby.RubyBasicObject

org.jruby.RubyObject

org.jruby.RubyNumeric

org.jruby.RubyRational

All Implemented Interfaces:

Serializable, Cloneable, Comparable<IRubyObject>, InstanceVariables, InternalVariables, IRubyObject, CoreObjectType

public class RubyRational
extends RubyNumeric

Ruby Rational impl (MRI: rational.c).

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.jruby.RubyNumeric

RubyNumeric.InvalidIntegerException, RubyNumeric.NumberTooLargeException

Nested classes/interfaces inherited from class org.jruby.RubyObject

RubyObject.Data

Nested classes/interfaces inherited from class org.jruby.RubyBasicObject

RubyBasicObject.Finalizer

Field Summary

Fields

Modifier and Type	Field	Description
private static boolean	canonicalization	nurat_canonicalization
private RubyInteger	den
private static final long	ML
private RubyInteger	num
private static final ObjectMarshal	RATIONAL_MARSHAL

Fields inherited from class org.jruby.RubyNumeric

DBL_EPSILON

Fields inherited from class org.jruby.RubyObject

IVAR_INSPECTING_OBJECT_ALLOCATOR, OBJECT_ALLOCATOR, REIFYING_OBJECT_ALLOCATOR

Fields inherited from class org.jruby.RubyBasicObject

ALL_F, BASICOBJECT_ALLOCATOR, COMPARE_BY_IDENTITY_F, ERR_INSECURE_SET_INST_VAR, FALSE_F, FL_USHIFT, flags, FROZEN_F, IS_OVERLAID_F, metaClass, NEVER, NIL_F, REFINED_MODULE_F, STAMP_OFFSET, TAINTED_F, UNDEF, UNTRUST_F, USER0_F, USER1_F, USER2_F, USER3_F, USER4_F, USER5_F, USER6_F, USER7_F, USER8_F, USER9_F, USERA_F, VAR_TABLE_OFFSET, varTable, varTableStamp

Fields inherited from interface org.jruby.runtime.builtin.IRubyObject

NULL_ARRAY

Constructor Summary

Constructors

Modifier	Constructor	Description
private	RubyRational(Ruby runtime, RubyClass clazz)
private	RubyRational(Ruby runtime, RubyClass clazz, RubyInteger num, RubyInteger den)

Method Summary

Modifier and Type	Method	Description
private static RubyNumeric	canonicalizeInternal(ThreadContext context, RubyClass clazz, long num, long den)
private static RubyNumeric	canonicalizeInternal(ThreadContext context, RubyClass clazz, RubyInteger num, RubyInteger den)	nurat_s_canonicalize_internal
private static RubyNumeric	canonicalizeInternalNoReduce(ThreadContext context, RubyClass clazz, RubyInteger num, RubyInteger den)	nurat_s_canonicalize_internal_no_reduce
private static boolean	canonicalizeShouldNegate(ThreadContext context, RubyInteger den)
IRubyObject	ceil(ThreadContext context)	MRI: nurat_ceil_n
IRubyObject	ceil(ThreadContext context, IRubyObject n)
static IRubyObject	convert(ThreadContext context, IRubyObject recv, IRubyObject a1)	nurat_s_convert
static IRubyObject	convert(ThreadContext context, IRubyObject clazz, IRubyObject[] args)	Deprecated.
static IRubyObject	convert(ThreadContext context, IRubyObject recv, IRubyObject a1, IRubyObject a2)	nurat_s_convert
static IRubyObject	convert(ThreadContext context, IRubyObject recv, IRubyObject a1, IRubyObject a2, IRubyObject kwargs)	nurat_s_convert
private static IRubyObject	convertCommon(ThreadContext context, RubyClass clazz, IRubyObject a1, IRubyObject a2, boolean raise)
RubyInteger	convertToInteger()	Tries to convert this object to a Ruby Integer using the "to_int" method.
RubyRational	convertToRational()
static RubyClass	createRationalClass(Ruby runtime)
IRubyObject	denominator(ThreadContext context)	nurat_denominator
private IRubyObject	doRound(ThreadContext context, RoundingMode mode)
IRubyObject	eql_p(ThreadContext context, IRubyObject other)	num_eql
private static RubyNumeric	f_addsub(ThreadContext context, RubyClass metaClass, RubyInteger anum, RubyInteger aden, RubyInteger bnum, RubyInteger bden, boolean plus)	f_addsub
private static RubyInteger	f_imul(ThreadContext context, long a, long b)	f_imul
private static RubyNumeric	f_muldiv(ThreadContext context, RubyClass clazz, RubyInteger anum, RubyInteger aden, RubyInteger bnum, RubyInteger bden, boolean mult)	f_muldiv
IRubyObject	fdiv(ThreadContext context, IRubyObject other)	nurat_fdiv
private RubyNumeric	fix_expt(ThreadContext context, RubyInteger other, int sign)
IRubyObject	floor(ThreadContext context)	MRI: nurat_floor_n
IRubyObject	floor(ThreadContext context, IRubyObject n)
BigInteger	getBigIntegerValue()
RubyInteger	getDenominator()
double	getDoubleValue()
double	getDoubleValue(ThreadContext context)
long	getLongValue()	Return the value of this numeric as a 64-bit long.
ClassIndex	getNativeClassIndex()	This is overridden in the other concrete Java builtins to provide a fast way to determine what type they are.
RubyInteger	getNumerator()
IRubyObject	hash(ThreadContext context)	nurat_hash
int	hashCode()	This override does not do "checked" dispatch since Object usually has #hash defined.
IRubyObject	idiv(ThreadContext context, IRubyObject other)	MRI: rb_int_idiv and overrides
IRubyObject	inspect()	rb_obj_inspect call-seq: obj.inspect => string Returns a string containing a human-readable representation of obj.
RubyString	inspect(ThreadContext context)	nurat_inspect
private RubyString	inspectImpl(Ruby runtime)
private static RubyInteger	intCheck(ThreadContext context, IRubyObject num)	nurat_int_check
private static CallSite	integer_p(ThreadContext context)
(package private) static IRubyObject	intValue(ThreadContext context, IRubyObject num, boolean raise)	nurat_int_value
boolean	isNegative()
IRubyObject	isNegative(ThreadContext context)	num_negative_p
boolean	isPositive()
IRubyObject	isPositive(ThreadContext context)	num_positive_p
final boolean	isZero()
IRubyObject	marshal_dump(ThreadContext context)	nurat_marshal_dump
IRubyObject	marshal_load(ThreadContext context, IRubyObject arg)	nurat_marshal_load
private IRubyObject	mriCeil(ThreadContext context)
private IRubyObject	mriFloor(ThreadContext context)
private RubyInteger	mriTruncate(ThreadContext context)
(package private) static RubyNumeric	newInstance(ThreadContext context, RubyClass clazz, RubyInteger num, RubyInteger den)
(package private) static IRubyObject	newInstance(ThreadContext context, RubyClass clazz, IRubyObject num)
(package private) static IRubyObject	newInstance(ThreadContext context, RubyClass clazz, IRubyObject num, boolean raise)
(package private) static IRubyObject	newInstance(ThreadContext context, RubyClass clazz, IRubyObject num, IRubyObject den)
(package private) static IRubyObject	newInstance(ThreadContext context, RubyClass clazz, IRubyObject num, IRubyObject den, boolean raise)
static RubyNumeric	newInstance(ThreadContext context, RubyInteger num)
static RubyNumeric	newInstance(ThreadContext context, RubyInteger num, RubyInteger den)
static IRubyObject	newInstance(ThreadContext context, IRubyObject clazz, IRubyObject num)	Deprecated.
static IRubyObject	newInstance(ThreadContext context, IRubyObject clazz, IRubyObject[] args)	Deprecated.
static IRubyObject	newInstance(ThreadContext context, IRubyObject clazz, IRubyObject num, IRubyObject den)	Deprecated.
static RubyRational	newRational(Ruby runtime, long x, long y)
(package private) static RubyRational	newRational(Ruby runtime, RubyClass clazz, IRubyObject x, IRubyObject y)
private static RubyRational	newRationalBang(ThreadContext context, RubyClass clazz, long x)
private static RubyRational	newRationalBang(ThreadContext context, RubyClass clazz, IRubyObject x)	f_rational_new_bang1
private static RubyRational	newRationalBang(ThreadContext context, RubyClass clazz, IRubyObject x, IRubyObject y)	f_rational_new_bang2
static IRubyObject	newRationalCanonicalize(ThreadContext context, long x)
static IRubyObject	newRationalCanonicalize(ThreadContext context, long x, long y)
(package private) static RubyNumeric	newRationalCanonicalize(ThreadContext context, RubyInteger x)	rb_rational_new1
static IRubyObject	newRationalCanonicalize(ThreadContext context, RubyInteger x, RubyInteger y)	rb_rational_new
static IRubyObject	newRationalCanonicalize(ThreadContext context, IRubyObject x, IRubyObject y)
static IRubyObject	newRationalConvert(ThreadContext context, IRubyObject x)	rb_Rational1
static IRubyObject	newRationalConvert(ThreadContext context, IRubyObject x, IRubyObject y)	rb_Rational/rb_Rational2
private static RubyNumeric	newRationalNoReduce(ThreadContext context, RubyClass clazz, RubyInteger x, RubyInteger y)	f_rational_new_no_reduce2
(package private) static RubyNumeric	newRationalNoReduce(ThreadContext context, RubyInteger x, RubyInteger y)
(package private) static RubyRational	newRationalRaw(Ruby runtime, IRubyObject x)	rb_rational_raw1
static RubyRational	newRationalRaw(Ruby runtime, IRubyObject x, IRubyObject y)	rb_rational_raw
IRubyObject	nonzero_p(ThreadContext context)	num_nonzero_p
IRubyObject	numerator(ThreadContext context)	nurat_numerator
static IRubyObject	numericQuo(ThreadContext context, IRubyObject x, IRubyObject y)	numeric_quo
IRubyObject	op_abs(ThreadContext context)	nurat_abs
IRubyObject	op_add(ThreadContext context, IRubyObject other)	Deprecated.
IRubyObject	op_ceil(ThreadContext context)	Deprecated.
IRubyObject	op_ceil(ThreadContext context, IRubyObject n)	Deprecated.
IRubyObject	op_cmp(ThreadContext context, IRubyObject other)	nurat_cmp
IRubyObject	op_coerce(ThreadContext context, IRubyObject other)	nurat_coerce
final RubyNumeric	op_div(ThreadContext context, RubyInteger other)
IRubyObject	op_div(ThreadContext context, IRubyObject other)	nurat_div
IRubyObject	op_divmod(ThreadContext context, IRubyObject other)	nurat_divmod
IRubyObject	op_divmod19(ThreadContext context, IRubyObject other)	Deprecated.
final IRubyObject	op_equal(ThreadContext context, RubyInteger other)
(package private) final RubyBoolean	op_equal(ThreadContext context, RubyRational other)
IRubyObject	op_equal(ThreadContext context, IRubyObject other)	nurat_equal_p
final IRubyObject	op_expt(ThreadContext context, long other)
IRubyObject	op_expt(ThreadContext context, IRubyObject other)	nurat_expt
IRubyObject	op_fdiv(ThreadContext context, IRubyObject other)	Deprecated.
IRubyObject	op_floor(ThreadContext context)	Deprecated.
IRubyObject	op_floor(ThreadContext context, IRubyObject n)	Deprecated.
IRubyObject	op_idiv(ThreadContext context, IRubyObject other)	Deprecated.
IRubyObject	op_idiv19(ThreadContext context, IRubyObject other)	Deprecated.
final RubyNumeric	op_minus(ThreadContext context, RubyRational other)
IRubyObject	op_minus(ThreadContext context, IRubyObject other)	nurat_sub
IRubyObject	op_mod(ThreadContext context, IRubyObject other)
IRubyObject	op_mod19(ThreadContext context, IRubyObject other)	Deprecated.
IRubyObject	op_mul(ThreadContext context, RubyInteger other)
IRubyObject	op_mul(ThreadContext context, IRubyObject other)	nurat_mul
final RubyNumeric	op_plus(ThreadContext context, RubyRational other)
IRubyObject	op_plus(ThreadContext context, IRubyObject other)	nurat_add
IRubyObject	op_rem(ThreadContext context, IRubyObject other)	nurat_rem
IRubyObject	op_sub(ThreadContext context, IRubyObject other)	Deprecated.
IRubyObject	op_uminus(ThreadContext context)	num_uminus
private static IRubyObject	r_to_f(ThreadContext context, RubyRational r)
static IRubyObject	rationalCanonicalize(ThreadContext context, IRubyObject x)
IRubyObject	rationalize(ThreadContext context, IRubyObject[] args)	nurat_rationalize
IRubyObject	round(ThreadContext context)	MRI: num_round
IRubyObject	round(ThreadContext context, IRubyObject n)
IRubyObject	round(ThreadContext context, IRubyObject n, IRubyObject opts)
private IRubyObject	roundCommon(ThreadContext context, IRubyObject n, RoundingMode mode)
private RubyInteger	roundHalfDown(ThreadContext context)
private RubyInteger	roundHalfEven(ThreadContext context)
private RubyInteger	roundHalfUp(ThreadContext context)
static void	setCanonicalization(boolean canonical)
final int	signum()
private static JavaSites.RationalSites	sites(ThreadContext context)
(package private) static IRubyObject[]	str_to_r_internal(ThreadContext context, RubyString str)
private static IRubyObject	str_to_r_strict(ThreadContext context, RubyString str, boolean raise)
IRubyObject	to_f(ThreadContext context)	nurat_to_f
IRubyObject	to_i(ThreadContext context)
IRubyObject	to_r(ThreadContext context)	nurat_to_r
IRubyObject	to_s()	rb_any_to_s call-seq: obj.to_s => string Returns a string representing obj.
private RubyString	to_s(Ruby runtime)
RubyString	to_s(ThreadContext context)	nurat_to_s
IRubyObject	truncate(ThreadContext context)	MRI: nurat_truncate
IRubyObject	truncate(ThreadContext context, IRubyObject n)
IRubyObject	zero_p(ThreadContext context)	num_zero_p

Methods inherited from class org.jruby.RubyNumeric

abs, abs2, arg, asNumeric, callCoerced, callCoerced, callCoerced, callCoerced, ceil, checkInt, checkInt, coerce, coerceBin, coerceBin, coerceBit, coerceBit, coerceBody, coerceCmp, coerceCmp, coerceFailed, coerceRelOp, coerceRelOp, coerceRescue, compareWithZero, conjugate, createNumericClass, dbl_cmp, dbl2ival, dbl2num, div, div19, divmod, divmod19, doCoerce, dup, finite_p, fix2int, fix2int, fix2long, fixable, float2long, float2ulong, floatStep, floatStep, floatStepSize, floor, getCoerced, getIntValue, getRoundingMode, idiv, image, infinite_p, initialize_copy, int2fix, integer_p, intervalStepSize, isReal, magnitude, modulo, modulo, modulo19, negativeInt, negFixable, negFixable, newNumeric, num_imaginary, num2chr, num2dbl, num2dbl, num2fix, num2int, num2long, num2ulong, numFuncall, numFuncall, numRemainder, op_cmp, op_not, op_num_equal, op_uplus, polar, posFixable, posFixable, positiveInt, quo, quo_19, rbClone, rbClone, rbClone, rbClone, real, real_p, rect, remainder, round, scalar_p, singleton_method_added, step, str2fnum, str2fnum, str2fnum, str2fnum19, str2inum, str2inum, str2inum, to_c, to_int, toJava, truncate

Methods inherited from class org.jruby.RubyObject

attachToObjectSpace, callInit, callInit, callInit, callInit, callInit, callInit, callInit, callInit, callInit, callInit, convertToType, createObjectClass, dig, dig1, dig2, eqlInternal, equalInternal, equals, inspect, op_eqq, puts, specificEval, toRubyString, toString

Methods inherited from class org.jruby.RubyBasicObject

addFinalizer, anyToString, asJavaString, asString, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callSuper, checkArrayType, checkCallMethod, checkCallMethod, checkFrozen, checkStringType, checkStringType19, compareTo, convertToArray, convertToFloat, convertToHash, convertToInteger, convertToInteger, convertToString, copyInstanceVariablesInto, copySpecialInstanceVariables, createBasicObjectClass, dataGetStruct, dataGetStructChecked, dataWrapStruct, decode, defaultToJava, display, ensureInstanceVariablesSettable, eql, eql_p, equal_p, equal_p19, evalUnder, extend, fastGetInstanceVariable, fastGetInternalVariable, fastHasInstanceVariable, fastHasInternalVariable, fastSetInstanceVariable, fastSetInternalVariable, freeze, frozen_p, getFFIHandle, getFlag, getInstanceEvalClass, getInstanceVariable, getInstanceVariableList, getInstanceVariableNameList, getInstanceVariables, getInternalVariable, getInternalVariables, getJavaClass, getMetaClass, getMetaClass, getNativeHandle, getNativeTypeIndex, getObjectId, getRuntime, getSingletonClass, getSingletonClassClone, getSingletonClassCloneAndAttach, getType, getVariable, getVariableCount, getVariableList, getVariableNameList, hash, hashyInspect, hasInstanceVariable, hasInstanceVariables, hasInternalVariable, hasVariables, id, infectBy, infectBy, infectBy, initialize, initialize19, inspectHashCode, instance_eval, instance_eval, instance_eval, instance_eval, instance_eval19, instance_eval19, instance_eval19, instance_eval19, instance_exec, instance_exec19, instance_of_p, instance_variable_defined_p, instance_variable_get, instance_variable_set, instance_variables, instance_variables19, isBuiltin, isClass, isFalse, isFrozen, isImmediate, isModule, isNil, isSpecialConst, isSpecialObject, isTaint, isTrue, isUntrusted, kind_of_p, makeMetaClass, method, method_missing, method_missing19, method19, methods, methods, methods19, methodsImpl, nil_p, nonFixnumHashCode, OBJ_INIT_COPY, objInitCopy, op_equal_19, op_match, op_match19, op_not_equal, op_not_match, private_methods, private_methods19, protected_methods, protected_methods19, public_methods, public_methods19, rbInspect, recacheBuiltinMethods, remove_instance_variable, removeFinalizers, removeInstanceVariable, removeInternalVariable, respond_to_p, respond_to_p, respond_to_p, respond_to_p19, respond_to_p19, respondsTo, respondsToMissing, respondsToMissing, send, send, send, send, send, send19, send19, send19, send19, setFFIHandle, setFlag, setFrozen, setInstanceVariable, setInternalVariable, setMetaClass, setNativeHandle, setTaint, setUntrusted, setVariable, singleton_method, singleton_method_added, singleton_method_added19, singleton_method_removed, singleton_method_removed19, singleton_method_undefined, singleton_method_undefined19, singleton_methods, specificEval, specificEval, specificEval, specificEval, syncVariables, syncVariables, taint, taint, tainted, tainted_p, testFrozen, testFrozen, to_a, to_a, trust, type, type_deprecated, untaint, untrust, untrusted_p, validateInstanceVariable, validateInstanceVariable, validateInstanceVariable, variableTableContains, variableTableFastContains, variableTableFastFetch, variableTableFastStore, variableTableFetch, variableTableRemove, variableTableStore, variableTableSync, yieldUnder, yieldUnder

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

num

private RubyInteger num

den

private RubyInteger den

canonicalization

private static boolean canonicalization

nurat_canonicalization

ML

private static final long ML

RATIONAL_MARSHAL

private static final ObjectMarshal RATIONAL_MARSHAL

Constructor Details

RubyRational

private RubyRational(Ruby runtime,
 RubyClass clazz,
 RubyInteger num,
 RubyInteger den)

RubyRational

private RubyRational(Ruby runtime,
 RubyClass clazz)

Method Details

createRationalClass

public static RubyClass createRationalClass(Ruby runtime)

newRationalRaw

public static RubyRational newRationalRaw(Ruby runtime,
 IRubyObject x,
 IRubyObject y)

rb_rational_raw

newRationalRaw

static RubyRational newRationalRaw(Ruby runtime,
 IRubyObject x)

rb_rational_raw1

newRationalCanonicalize

static RubyNumeric newRationalCanonicalize(ThreadContext context,
 RubyInteger x)

rb_rational_new1

newRationalCanonicalize

public static IRubyObject newRationalCanonicalize(ThreadContext context,
 RubyInteger x,
 RubyInteger y)

rb_rational_new

newRationalCanonicalize

public static IRubyObject newRationalCanonicalize(ThreadContext context,
 IRubyObject x,
 IRubyObject y)

newRationalCanonicalize

public static IRubyObject newRationalCanonicalize(ThreadContext context,
 long x,
 long y)

newRationalCanonicalize

public static IRubyObject newRationalCanonicalize(ThreadContext context,
 long x)

newRationalNoReduce

static RubyNumeric newRationalNoReduce(ThreadContext context,
 RubyInteger x,
 RubyInteger y)

newRationalNoReduce

private static RubyNumeric newRationalNoReduce(ThreadContext context,
 RubyClass clazz,
 RubyInteger x,
 RubyInteger y)

f_rational_new_no_reduce2

newRationalBang

private static RubyRational newRationalBang(ThreadContext context,
 RubyClass clazz,
 IRubyObject x,
 IRubyObject y)

f_rational_new_bang2

newRationalBang

private static RubyRational newRationalBang(ThreadContext context,
 RubyClass clazz,
 IRubyObject x)

f_rational_new_bang1

newRationalBang

private static RubyRational newRationalBang(ThreadContext context,
 RubyClass clazz,
 long x)

getNativeClassIndex

public ClassIndex getNativeClassIndex()

Description copied from class: RubyObject

This is overridden in the other concrete Java builtins to provide a fast way to determine what type they are. Will generally return a value from org.jruby.runtime.ClassIndex

Specified by:

getNativeClassIndex in interface CoreObjectType

Overrides:

getNativeClassIndex in class RubyObject

See Also:

• ClassIndex

setCanonicalization

public static void setCanonicalization(boolean canonical)

intCheck

private static RubyInteger intCheck(ThreadContext context,
 IRubyObject num)

nurat_int_check

integer_p

private static CallSite integer_p(ThreadContext context)

intValue

static IRubyObject intValue(ThreadContext context,
 IRubyObject num,
 boolean raise)

nurat_int_value

canonicalizeInternal

private static RubyNumeric canonicalizeInternal(ThreadContext context,
 RubyClass clazz,
 RubyInteger num,
 RubyInteger den)

nurat_s_canonicalize_internal

canonicalizeInternal

private static RubyNumeric canonicalizeInternal(ThreadContext context,
 RubyClass clazz,
 long num,
 long den)

canonicalizeInternalNoReduce

private static RubyNumeric canonicalizeInternalNoReduce(ThreadContext context,
 RubyClass clazz,
 RubyInteger num,
 RubyInteger den)

nurat_s_canonicalize_internal_no_reduce

canonicalizeShouldNegate

private static boolean canonicalizeShouldNegate(ThreadContext context,
 RubyInteger den)

newInstance

@Deprecated
public static IRubyObject newInstance(ThreadContext context,
 IRubyObject clazz,
 IRubyObject[] args)

Deprecated.

nurat_s_new

newInstance

@Deprecated
public static IRubyObject newInstance(ThreadContext context,
 IRubyObject clazz,
 IRubyObject num)

Deprecated.

newInstance

static IRubyObject newInstance(ThreadContext context,
 RubyClass clazz,
 IRubyObject num)

newInstance

static IRubyObject newInstance(ThreadContext context,
 RubyClass clazz,
 IRubyObject num,
 boolean raise)

newInstance

@Deprecated
public static IRubyObject newInstance(ThreadContext context,
 IRubyObject clazz,
 IRubyObject num,
 IRubyObject den)

Deprecated.

newInstance

static IRubyObject newInstance(ThreadContext context,
 RubyClass clazz,
 IRubyObject num,
 IRubyObject den)

newInstance

static IRubyObject newInstance(ThreadContext context,
 RubyClass clazz,
 IRubyObject num,
 IRubyObject den,
 boolean raise)

newInstance

static RubyNumeric newInstance(ThreadContext context,
 RubyClass clazz,
 RubyInteger num,
 RubyInteger den)

newInstance

public static RubyNumeric newInstance(ThreadContext context,
 RubyInteger num,
 RubyInteger den)

newInstance

public static RubyNumeric newInstance(ThreadContext context,
 RubyInteger num)

newRationalConvert

public static IRubyObject newRationalConvert(ThreadContext context,
 IRubyObject x)

rb_Rational1

newRationalConvert

public static IRubyObject newRationalConvert(ThreadContext context,
 IRubyObject x,
 IRubyObject y)

rb_Rational/rb_Rational2

newRational

public static RubyRational newRational(Ruby runtime,
 long x,
 long y)

newRational

static RubyRational newRational(Ruby runtime,
 RubyClass clazz,
 IRubyObject x,
 IRubyObject y)

rationalCanonicalize

public static IRubyObject rationalCanonicalize(ThreadContext context,
 IRubyObject x)

convert

@Deprecated
public static IRubyObject convert(ThreadContext context,
 IRubyObject clazz,
 IRubyObject[] args)

Deprecated.

convert

public static IRubyObject convert(ThreadContext context,
 IRubyObject recv,
 IRubyObject a1)

nurat_s_convert

convert

public static IRubyObject convert(ThreadContext context,
 IRubyObject recv,
 IRubyObject a1,
 IRubyObject a2)

nurat_s_convert

convert

public static IRubyObject convert(ThreadContext context,
 IRubyObject recv,
 IRubyObject a1,
 IRubyObject a2,
 IRubyObject kwargs)

nurat_s_convert

convertCommon

private static IRubyObject convertCommon(ThreadContext context,
 RubyClass clazz,
 IRubyObject a1,
 IRubyObject a2,
 boolean raise)

numerator

public IRubyObject numerator(ThreadContext context)

nurat_numerator

Overrides:

numerator in class RubyNumeric

denominator

public IRubyObject denominator(ThreadContext context)

nurat_denominator

Overrides:

denominator in class RubyNumeric

getNumerator

public RubyInteger getNumerator()

getDenominator

public RubyInteger getDenominator()

convertToRational

public RubyRational convertToRational()

Overrides:

convertToRational in class RubyNumeric

zero_p

public IRubyObject zero_p(ThreadContext context)

Description copied from class: RubyNumeric

num_zero_p

Overrides:

zero_p in class RubyNumeric

isZero

public final boolean isZero()

Overrides:

isZero in class RubyNumeric

nonzero_p

public IRubyObject nonzero_p(ThreadContext context)

Description copied from class: RubyNumeric

num_nonzero_p

Overrides:

nonzero_p in class RubyNumeric

isNegative

public IRubyObject isNegative(ThreadContext context)

Description copied from class: RubyNumeric

num_negative_p

Overrides:

isNegative in class RubyNumeric

isPositive

public IRubyObject isPositive(ThreadContext context)

Description copied from class: RubyNumeric

num_positive_p

Overrides:

isPositive in class RubyNumeric

isNegative

public boolean isNegative()

Overrides:

isNegative in class RubyNumeric

isPositive

public boolean isPositive()

Overrides:

isPositive in class RubyNumeric

signum

public final int signum()

f_imul

private static RubyInteger f_imul(ThreadContext context,
 long a,
 long b)

f_imul

f_addsub

private static RubyNumeric f_addsub(ThreadContext context,
 RubyClass metaClass,
 RubyInteger anum,
 RubyInteger aden,
 RubyInteger bnum,
 RubyInteger bden,
 boolean plus)

f_addsub

op_plus

public IRubyObject op_plus(ThreadContext context,
 IRubyObject other)

nurat_add

Overrides:

op_plus in class RubyNumeric

op_plus

public final RubyNumeric op_plus(ThreadContext context,
 RubyRational other)

op_add

@Deprecated
public IRubyObject op_add(ThreadContext context,
 IRubyObject other)

Deprecated.

op_minus

public IRubyObject op_minus(ThreadContext context,
 IRubyObject other)

nurat_sub

Overrides:

op_minus in class RubyNumeric

op_minus

public final RubyNumeric op_minus(ThreadContext context,
 RubyRational other)

op_sub

@Deprecated
public IRubyObject op_sub(ThreadContext context,
 IRubyObject other)

Deprecated.

op_uminus

public IRubyObject op_uminus(ThreadContext context)

Description copied from class: RubyNumeric

num_uminus

Overrides:

op_uminus in class RubyNumeric

f_muldiv

private static RubyNumeric f_muldiv(ThreadContext context,
 RubyClass clazz,
 RubyInteger anum,
 RubyInteger aden,
 RubyInteger bnum,
 RubyInteger bden,
 boolean mult)

f_muldiv

op_mul

public IRubyObject op_mul(ThreadContext context,
 IRubyObject other)

nurat_mul

op_mul

public IRubyObject op_mul(ThreadContext context,
 RubyInteger other)

op_div

public IRubyObject op_div(ThreadContext context,
 IRubyObject other)

nurat_div

op_div

public final RubyNumeric op_div(ThreadContext context,
 RubyInteger other)

fdiv

public IRubyObject fdiv(ThreadContext context,
 IRubyObject other)

nurat_fdiv

Overrides:

fdiv in class RubyNumeric

op_expt

public IRubyObject op_expt(ThreadContext context,
 IRubyObject other)

nurat_expt

op_expt

public final IRubyObject op_expt(ThreadContext context,
 long other)

fix_expt

private RubyNumeric fix_expt(ThreadContext context,
 RubyInteger other,
 int sign)

op_cmp

public IRubyObject op_cmp(ThreadContext context,
 IRubyObject other)

nurat_cmp

Overrides:

op_cmp in class RubyBasicObject

op_equal

public IRubyObject op_equal(ThreadContext context,
 IRubyObject other)

nurat_equal_p

Specified by:

op_equal in interface IRubyObject

Overrides:

op_equal in class RubyBasicObject

op_equal

public final IRubyObject op_equal(ThreadContext context,
 RubyInteger other)

op_equal

final RubyBoolean op_equal(ThreadContext context,
 RubyRational other)

eql_p

public IRubyObject eql_p(ThreadContext context,
 IRubyObject other)

Description copied from class: RubyNumeric

num_eql

Overrides:

eql_p in class RubyNumeric

op_coerce

public IRubyObject op_coerce(ThreadContext context,
 IRubyObject other)

nurat_coerce

idiv

public IRubyObject idiv(ThreadContext context,
 IRubyObject other)

Description copied from class: RubyNumeric

MRI: rb_int_idiv and overrides

Overrides:

idiv in class RubyNumeric

op_mod

public IRubyObject op_mod(ThreadContext context,
 IRubyObject other)

op_mod19

@Deprecated
public IRubyObject op_mod19(ThreadContext context,
 IRubyObject other)

Deprecated.

op_divmod

public IRubyObject op_divmod(ThreadContext context,
 IRubyObject other)

nurat_divmod

op_divmod19

@Deprecated
public IRubyObject op_divmod19(ThreadContext context,
 IRubyObject other)

Deprecated.

op_rem

public IRubyObject op_rem(ThreadContext context,
 IRubyObject other)

nurat_rem

op_abs

public IRubyObject op_abs(ThreadContext context)

nurat_abs

floor

public IRubyObject floor(ThreadContext context)

MRI: nurat_floor_n

Overrides:

floor in class RubyNumeric

floor

public IRubyObject floor(ThreadContext context,
 IRubyObject n)

mriFloor

private IRubyObject mriFloor(ThreadContext context)

ceil

public IRubyObject ceil(ThreadContext context)

MRI: nurat_ceil_n

Overrides:

ceil in class RubyNumeric

ceil

public IRubyObject ceil(ThreadContext context,
 IRubyObject n)

mriCeil

private IRubyObject mriCeil(ThreadContext context)

convertToInteger

public RubyInteger convertToInteger()

Description copied from class: RubyBasicObject

Tries to convert this object to a Ruby Integer using the "to_int" method.

Specified by:

convertToInteger in interface IRubyObject

Overrides:

convertToInteger in class RubyBasicObject

Returns:

an integer representation of this

to_i

public IRubyObject to_i(ThreadContext context)

getLongValue

public long getLongValue()

Description copied from class: RubyNumeric

Return the value of this numeric as a 64-bit long. If the value does not fit in 64 bits, it will be truncated.

Overrides:

getLongValue in class RubyNumeric

getBigIntegerValue

public BigInteger getBigIntegerValue()

Overrides:

getBigIntegerValue in class RubyNumeric

truncate

public IRubyObject truncate(ThreadContext context)

MRI: nurat_truncate

Overrides:

truncate in class RubyNumeric

truncate

public IRubyObject truncate(ThreadContext context,
 IRubyObject n)

mriTruncate

private RubyInteger mriTruncate(ThreadContext context)

round

public IRubyObject round(ThreadContext context)

Description copied from class: RubyNumeric

MRI: num_round

Overrides:

round in class RubyNumeric

round

public IRubyObject round(ThreadContext context,
 IRubyObject n)

round

public IRubyObject round(ThreadContext context,
 IRubyObject n,
 IRubyObject opts)

roundCommon

private IRubyObject roundCommon(ThreadContext context,
 IRubyObject n,
 RoundingMode mode)

doRound

private IRubyObject doRound(ThreadContext context,
 RoundingMode mode)

roundHalfDown

private RubyInteger roundHalfDown(ThreadContext context)

roundHalfEven

private RubyInteger roundHalfEven(ThreadContext context)

roundHalfUp

private RubyInteger roundHalfUp(ThreadContext context)

to_f

public IRubyObject to_f(ThreadContext context)

nurat_to_f

getDoubleValue

public double getDoubleValue()

Overrides:

getDoubleValue in class RubyNumeric

getDoubleValue

public double getDoubleValue(ThreadContext context)

to_r

public IRubyObject to_r(ThreadContext context)

nurat_to_r

rationalize

public IRubyObject rationalize(ThreadContext context,
 IRubyObject[] args)

nurat_rationalize

hash

public IRubyObject hash(ThreadContext context)

nurat_hash

hashCode

public int hashCode()

Description copied from class: RubyObject

This override does not do "checked" dispatch since Object usually has #hash defined.

Overrides:

hashCode in class RubyObject

See Also:

• RubyBasicObject.hashCode()

to_s

public IRubyObject to_s()

Description copied from class: RubyBasicObject

rb_any_to_s call-seq: obj.to_s => string Returns a string representing obj. The default to_s prints the object's class and an encoding of the object id. As a special case, the top-level object that is the initial execution context of Ruby programs returns ``main.''

Overrides:

to_s in class RubyBasicObject

to_s

public RubyString to_s(ThreadContext context)

nurat_to_s

to_s

private RubyString to_s(Ruby runtime)

inspect

public IRubyObject inspect()

Description copied from class: RubyBasicObject

rb_obj_inspect call-seq: obj.inspect => string Returns a string containing a human-readable representation of obj. If not overridden, uses the to_s method to generate the string. [ 1, 2, 3..4, 'five' ].inspect #=> "[1, 2, 3..4, \"five\"]" Time.new.inspect #=> "Wed Apr 09 08:54:39 CDT 2003"

Specified by:

inspect in interface IRubyObject

Overrides:

inspect in class RubyBasicObject

Returns:

String

inspect

public RubyString inspect(ThreadContext context)

nurat_inspect

inspectImpl

private RubyString inspectImpl(Ruby runtime)

marshal_dump

public IRubyObject marshal_dump(ThreadContext context)

nurat_marshal_dump

marshal_load

public IRubyObject marshal_load(ThreadContext context,
 IRubyObject arg)

nurat_marshal_load

str_to_r_internal

static IRubyObject[] str_to_r_internal(ThreadContext context,
 RubyString str)

str_to_r_strict

private static IRubyObject str_to_r_strict(ThreadContext context,
 RubyString str,
 boolean raise)

numericQuo

public static IRubyObject numericQuo(ThreadContext context,
 IRubyObject x,
 IRubyObject y)

numeric_quo

op_floor

@Deprecated
public IRubyObject op_floor(ThreadContext context)

Deprecated.

op_floor

@Deprecated
public IRubyObject op_floor(ThreadContext context,
 IRubyObject n)

Deprecated.

op_ceil

@Deprecated
public IRubyObject op_ceil(ThreadContext context)

Deprecated.

op_ceil

@Deprecated
public IRubyObject op_ceil(ThreadContext context,
 IRubyObject n)

Deprecated.

op_idiv19

@Deprecated
public IRubyObject op_idiv19(ThreadContext context,
 IRubyObject other)

Deprecated.

op_idiv

@Deprecated
public IRubyObject op_idiv(ThreadContext context,
 IRubyObject other)

Deprecated.

op_fdiv

@Deprecated
public IRubyObject op_fdiv(ThreadContext context,
 IRubyObject other)

Deprecated.

sites

private static JavaSites.RationalSites sites(ThreadContext context)

r_to_f

private static IRubyObject r_to_f(ThreadContext context,
 RubyRational r)