Class JavaRegexParser

java.lang.Object

com.oracle.truffle.regex.tregex.parser.flavors.java.JavaRegexParser

All Implemented Interfaces:

RegexParser

public final class JavaRegexParser
extends Object
implements RegexParser

Constructor Summary

Constructors

Constructor	Description
JavaRegexParser(RegexSource source, RegexASTBuilder astBuilder, CompilationBuffer compilationBuffer)

Method Summary

Modifier and Type	Method	Description
static RegexParser	createParser(RegexLanguage language, RegexSource source, CompilationBuffer compilationBuffer)
JavaFlags	getFlags()	Returns a TruffleObject representing the compilation flags which were set for the regular expression.
AbstractRegexObject	getNamedCaptureGroups()	Returns a map from the names of capture groups to their indices.
RegexAST	parse()	Runs the parser and produces an AST.

Methods inherited from class java.lang.Object

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

Constructor Details

JavaRegexParser

public JavaRegexParser(RegexSource source,
 RegexASTBuilder astBuilder,
 CompilationBuffer compilationBuffer)
                throws RegexSyntaxException

Throws:

RegexSyntaxException

Method Details

createParser

public static RegexParser createParser(RegexLanguage language,
 RegexSource source,
 CompilationBuffer compilationBuffer)
                                throws RegexSyntaxException

Throws:

RegexSyntaxException

parse

public RegexAST parse()

Description copied from interface: RegexParser

Runs the parser and produces an AST.

Specified by:

parse in interface RegexParser

getFlags

public JavaFlags getFlags()

Description copied from interface: RegexParser

Returns a TruffleObject representing the compilation flags which were set for the regular expression. The returned object responds to 'READ' messages on names which correspond to the names of the flags as used in the language from which the flavor originates. This method has to be called after calling RegexParser.parse().

Specified by:

getFlags in interface RegexParser

getNamedCaptureGroups

public AbstractRegexObject getNamedCaptureGroups()

Description copied from interface: RegexParser

Returns a map from the names of capture groups to their indices. If the regular expression had no named capture groups, returns null. This method has to be called after calling RegexParser.parse().

Specified by:

getNamedCaptureGroups in interface RegexParser