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daniellansundaniellansun
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GROOVY-9381: Add native async/await support
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Lines changed: 26737 additions & 4 deletions

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‎build.gradle‎

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testImplementation "com.thoughtworks.qdox:qdox:${versions.qdox}"
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testImplementation "com.fasterxml.jackson.core:jackson-databind:${versions.jackson}"
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testImplementation "com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:${versions.jackson}"
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testImplementation "io.reactivex.rxjava3:rxjava:${versions.rxjava3}"
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testImplementation "io.projectreactor:reactor-core:${versions.reactor}"
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testFixturesImplementation projects.groovyXml
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testFixturesImplementation projects.groovyTest

‎gradle/verification-metadata.xml‎

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</artifact>
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</component>
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<component group="io.projectreactor" name="reactor-core" version="3.7.3">
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<artifact name="reactor-core-3.7.3.jar">
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<pgp value="48B086A7D843CFA258E83286928FBF39003C0425"/>
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</artifact>
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</component>
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<component group="io.reactivex.rxjava3" name="rxjava" version="3.1.10">
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<artifact name="rxjava-3.1.10.jar">
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<pgp value="E9CC3CD1AE59E851E4DB3FA350FFD7487D34B5B9"/>
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</artifact>
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</component>
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<component group="jakarta.activation" name="jakarta.activation-api" version="1.2.1">
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<artifact name="jakarta.activation-api-1.2.1.jar">
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</artifact>
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</component>
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<component group="org.reactivestreams" name="reactive-streams" version="1.0.4">
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<artifact name="reactive-streams-1.0.4.jar">
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</artifact>
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</component>
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<component group="org.reflections" name="reflections" version="0.10.2">
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<artifact name="reflections-0.10.2.jar">
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<pgp value="3F2A008A91D11A7FAC4A0786F13D3E721D56BD54"/>

‎src/antlr/GroovyLexer.g4‎

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IN : 'in';
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TRAIT : 'trait';
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THREADSAFE : 'threadsafe'; // reserved keyword
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ASYNC : 'async';
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AWAIT : 'await';
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DEFER : 'defer';
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// §3.9 Keywords
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BuiltInPrimitiveType

‎src/antlr/GroovyParser.g4‎

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| VOLATILE
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| DEF
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| VAR
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| ASYNC
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)
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;
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;
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loopStatement
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: FOR LPAREN forControl RPAREN nls statement #forStmtAlt
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: FOR AWAIT? LPAREN forControl RPAREN nls statement #forStmtAlt
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| WHILE expressionInPar nls statement #whileStmtAlt
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| DO nls statement nls WHILE expressionInPar #doWhileStmtAlt
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;
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| continueStatement #continueStmtAlt
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| { inSwitchExpressionLevel > 0 }?
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yieldStatement #yieldStmtAlt
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| YIELD RETURN nls expression #yieldReturnStmtAlt
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| DEFER nls statementExpression #deferStmtAlt
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| identifier COLON nls statement #labeledStmtAlt
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| assertStatement #assertStmtAlt
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| localVariableDeclaration #localVariableDeclarationStmtAlt
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// must come before postfixExpression to resolve the ambiguities between casting and call on parentheses expression, e.g. (int)(1 / 2)
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: castParExpression castOperandExpression #castExprAlt
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// async closure/lambda must come before postfixExpression to resolve the ambiguities between async and method call, e.g. async { ... }
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| ASYNC nls closureOrLambdaExpression #asyncClosureExprAlt
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| AWAIT nls (LPAREN expression RPAREN | expression) #awaitExprAlt
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// qualified names, array expressions, method invocation, post inc/dec
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| postfixExpression #postfixExprAlt
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: Identifier
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| CapitalizedIdentifier
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| AS
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| ASYNC
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| AWAIT
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| DEFER
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| IN
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| PERMITS
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| RECORD
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: ABSTRACT
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| AS
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| ASSERT
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| ASYNC
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| AWAIT
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| BREAK
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| CASE
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| CATCH
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| CLASS
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| CONST
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| CONTINUE
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| DEFER
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| DEF
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| DEFAULT
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| DO

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