com.oracle.truffle.regex

Class ForeignRegexCompiler

java.lang.Object

com.oracle.truffle.regex.ForeignRegexCompiler

All Implemented Interfaces:

RegexCompiler

public class ForeignRegexCompiler
extends Object
implements RegexCompiler

ForeignRegexCompiler wraps a TruffleObject that is compatible with RegexCompiler and lets us use it as if it were an actual RegexCompiler.

Constructor Summary

Constructors

Constructor and Description
ForeignRegexCompiler(com.oracle.truffle.api.interop.TruffleObject foreignCompiler)

Method Summary

Modifier and Type	Method and Description
com.oracle.truffle.api.interop.TruffleObject	compile(RegexSource source) Uses the compiler to try and compile the regular expression described in source.
static RegexCompiler	importRegexCompiler(com.oracle.truffle.api.interop.TruffleObject regexCompiler) Wraps the supplied TruffleObject in a ForeignRegexCompiler, unless it already is a RegexCompiler.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ForeignRegexCompiler

public ForeignRegexCompiler(com.oracle.truffle.api.interop.TruffleObject foreignCompiler)

Method Detail

importRegexCompiler

public static RegexCompiler importRegexCompiler(com.oracle.truffle.api.interop.TruffleObject regexCompiler)

Wraps the supplied TruffleObject in a ForeignRegexCompiler, unless it already is a RegexCompiler. Use this when accepting RegexCompilers over Truffle interop.

compile

public com.oracle.truffle.api.interop.TruffleObject compile(RegexSource source)
                                                     throws RegexSyntaxException,
                                                            UnsupportedRegexException

Description copied from interface: RegexCompiler

Uses the compiler to try and compile the regular expression described in source.

Specified by:

compile in interface RegexCompiler

Returns:

a CompiledRegexObject or a TruffleObject compatible to RegexObject

Throws:

RegexSyntaxException - if the engine discovers a syntax error in the regular expression

UnsupportedRegexException - if the regular expression is not supported by the engine