com.oracle.truffle.js.parser

Class GraalJSEvaluator

java.lang.Object

com.oracle.truffle.js.parser.GraalJSEvaluator

All Implemented Interfaces:

JSParser, Evaluator

public final class GraalJSEvaluator
extends Object
implements JSParser

This is the main external entry into the GraalJS parser. The GraalJS parser is derived from the Oracle Nashorn JavaScript parser (http://openjdk.java.net/projects/nashorn/).

Field Summary

Fields inherited from interface com.oracle.truffle.js.runtime.Evaluator

EVAL_AT_SOURCE_NAME_PREFIX, EVAL_SOURCE_NAME, FUNCTION_SOURCE_NAME

Constructor Summary

Constructors

Constructor and Description
GraalJSEvaluator()

Method Summary

Modifier and Type	Method and Description
ScriptNode	evalCompile(JSContext context, String sourceCode, String name) Parses a script string.
Object	evaluate(JSRealm realm, com.oracle.truffle.api.nodes.Node lastNode, com.oracle.truffle.api.source.Source source) Evaluate indirect eval.
Object	evaluate(JSRealm realm, com.oracle.truffle.api.nodes.Node lastNode, com.oracle.truffle.api.source.Source source, com.oracle.truffle.api.frame.MaterializedFrame frame, Object thisObj, Object evalEnv) Evaluate direct eval.
Object	getDefaultNodeFactory() Returns the NodeFactory used by this parser instance to create AST nodes.
com.oracle.truffle.api.object.DynamicObject	getModuleNamespace(JSModuleRecord moduleRecord)
JSModuleRecord	hostResolveImportedModule(JSContext context, ScriptOrModule referrer, String specifier)
static Supplier<ScriptNode>	internalParseForTiming(JSContext context, com.oracle.truffle.api.source.Source source) Parses source to intermediate AST and returns a closure for the translation to Truffle AST.
Object	moduleEvaluation(JSRealm realm, JSModuleRecord moduleRecord)
void	moduleInstantiation(JSRealm realm, JSModuleRecord moduleRecord)
Integer[]	parseDate(JSRealm realm, String date)
Expression	parseExpression(JSContext context, String sourceString)
ScriptNode	parseFunction(JSContext context, String parameterList, String body, boolean generatorFunction, boolean asyncFunction, String sourceName) Evaluate Function(parameterList, body).
JavaScriptNode	parseInlineScript(JSContext context, com.oracle.truffle.api.source.Source source, com.oracle.truffle.api.frame.MaterializedFrame lexicalContextFrame, boolean isStrict, com.oracle.truffle.api.nodes.Node locationNode) Creates a script that will be evaluated in a specified lexical context.
JSModuleRecord	parseModule(JSContext context, com.oracle.truffle.api.source.Source source, JSModuleLoader moduleLoader)
ScriptNode	parseScript(JSContext context, com.oracle.truffle.api.source.Source source, ByteBuffer binary)
ScriptNode	parseScript(JSContext context, com.oracle.truffle.api.source.Source source, SnapshotProvider snapshotProvider)
ScriptNode	parseScript(JSContext context, com.oracle.truffle.api.source.Source source, String prolog, String epilog, String[] argumentNames)
ScriptNode	parseScript(JSContext context, String sourceCode)
String	parseToJSON(JSContext context, String code, String name, boolean includeLoc)
ExportResolution	resolveExport(JSModuleRecord referencingModule, String exportName)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.truffle.js.runtime.Evaluator

parseScript, parseScript

Constructor Detail

GraalJSEvaluator

public GraalJSEvaluator()

Method Detail

evaluate

public Object evaluate(JSRealm realm,
                       com.oracle.truffle.api.nodes.Node lastNode,
                       com.oracle.truffle.api.source.Source source)

Evaluate indirect eval.

Specified by:

evaluate in interface Evaluator

lastNode - the node invoking the eval or null

parseFunction

public ScriptNode parseFunction(JSContext context,
                                String parameterList,
                                String body,
                                boolean generatorFunction,
                                boolean asyncFunction,
                                String sourceName)

Evaluate Function(parameterList, body).

Specified by:

parseFunction in interface Evaluator

evaluate

public Object evaluate(JSRealm realm,
                       com.oracle.truffle.api.nodes.Node lastNode,
                       com.oracle.truffle.api.source.Source source,
                       com.oracle.truffle.api.frame.MaterializedFrame frame,
                       Object thisObj,
                       Object evalEnv)

Evaluate direct eval.

Specified by:

evaluate in interface Evaluator

lastNode - the node invoking the eval or null

evalCompile

public ScriptNode evalCompile(JSContext context,
                              String sourceCode,
                              String name)

Description copied from interface: Evaluator

Parses a script string. Returns an executable script object.

Specified by:

evalCompile in interface Evaluator

parseScript

public ScriptNode parseScript(JSContext context,
                              com.oracle.truffle.api.source.Source source,
                              String prolog,
                              String epilog,
                              String[] argumentNames)

Specified by:

parseScript in interface Evaluator

parseScript

public ScriptNode parseScript(JSContext context,
                              String sourceCode)

Specified by:

parseScript in interface Evaluator

parseDate

public Integer[] parseDate(JSRealm realm,
                           String date)

Specified by:

parseDate in interface Evaluator

parseToJSON

public String parseToJSON(JSContext context,
                          String code,
                          String name,
                          boolean includeLoc)

Specified by:

parseToJSON in interface Evaluator

getDefaultNodeFactory

public Object getDefaultNodeFactory()

Description copied from interface: Evaluator

Returns the NodeFactory used by this parser instance to create AST nodes.

Specified by:

getDefaultNodeFactory in interface Evaluator

internalParseForTiming

public static Supplier<ScriptNode> internalParseForTiming(JSContext context,
                                                          com.oracle.truffle.api.source.Source source)

Parses source to intermediate AST and returns a closure for the translation to Truffle AST.

parseModule

public JSModuleRecord parseModule(JSContext context,
                                  com.oracle.truffle.api.source.Source source,
                                  JSModuleLoader moduleLoader)

Specified by:

parseModule in interface Evaluator

hostResolveImportedModule

public JSModuleRecord hostResolveImportedModule(JSContext context,
                                                ScriptOrModule referrer,
                                                String specifier)

Specified by:

hostResolveImportedModule in interface Evaluator

resolveExport

public ExportResolution resolveExport(JSModuleRecord referencingModule,
                                      String exportName)

Specified by:

resolveExport in interface Evaluator

getModuleNamespace

public com.oracle.truffle.api.object.DynamicObject getModuleNamespace(JSModuleRecord moduleRecord)

Specified by:

getModuleNamespace in interface Evaluator

moduleInstantiation

public void moduleInstantiation(JSRealm realm,
                                JSModuleRecord moduleRecord)

Specified by:

moduleInstantiation in interface Evaluator

moduleEvaluation

public Object moduleEvaluation(JSRealm realm,
                               JSModuleRecord moduleRecord)

Specified by:

moduleEvaluation in interface Evaluator

parseScript

public ScriptNode parseScript(JSContext context,
                              com.oracle.truffle.api.source.Source source,
                              ByteBuffer binary)

Specified by:

parseScript in interface JSParser

parseScript

public ScriptNode parseScript(JSContext context,
                              com.oracle.truffle.api.source.Source source,
                              SnapshotProvider snapshotProvider)

Specified by:

parseScript in interface JSParser

parseInlineScript

public JavaScriptNode parseInlineScript(JSContext context,
                                        com.oracle.truffle.api.source.Source source,
                                        com.oracle.truffle.api.frame.MaterializedFrame lexicalContextFrame,
                                        boolean isStrict,
                                        com.oracle.truffle.api.nodes.Node locationNode)

Description copied from interface: Evaluator

Creates a script that will be evaluated in a specified lexical context.

Specified by:

parseInlineScript in interface Evaluator

parseExpression

public Expression parseExpression(JSContext context,
                                  String sourceString)

Specified by:

parseExpression in interface Evaluator