| beginCompilationUnit(void) |
| beginMetadataStar(void) |
| endMetadataStar(0) |
| beginTopLevelMember(void) |
| beginTopLevelMethod(, null, null) |
| handleVoidKeyword(void) |
| handleIdentifier(f, topLevelFunctionDeclaration) |
| handleNoTypeVariables(() |
| beginFormalParameters((, MemberKind.TopLevelMethod) |
| beginMetadataStar(x) |
| endMetadataStar(0) |
| beginFormalParameter(x, MemberKind.TopLevelMethod, null, null, null) |
| handleNoType(() |
| handleIdentifier(x, formalParameterDeclaration) |
| handleFormalParameterWithoutValue()) |
| endFormalParameter(null, null, null, x, null, null, FormalParameterKind.requiredPositional, MemberKind.TopLevelMethod) |
| endFormalParameters(1, (, ), MemberKind.TopLevelMethod) |
| handleAsyncModifier(null, null) |
| beginBlockFunctionBody({) |
| beginIfStatement(if) |
| handleIdentifier(x, expression) |
| handleNoTypeArguments(case) |
| handleNoArguments(case) |
| handleSend(x, case) |
| beginPattern(case) |
| beginConstantPattern(null) |
| handleLiteralInt(0) |
| endConstantPattern(null) |
| endPattern(0) |
| beginPatternGuard(when) |
| handleLiteralBool(true) |
| endPatternGuard(when) |
| handleParenthesizedCondition((, case, when) |
| beginThenStatement({) |
| beginBlock({, BlockKind(statement)) |
| endBlock(0, {, }, BlockKind(statement)) |
| endThenStatement(}) |
| endIfStatement(if, null) |
| endBlockFunctionBody(1, {, }) |
| endTopLevelMethod(void, null, }) |
| endTopLevelDeclaration() |
| endCompilationUnit(1, ) |
