| beginCompilationUnit(void) |
| beginMetadataStar(void) |
| endMetadataStar(0) |
| beginTopLevelMember(void) |
| beginTopLevelMethod(, null, null) |
| handleVoidKeyword(void) |
| handleIdentifier(f, topLevelFunctionDeclaration) |
| handleNoTypeVariables(() |
| beginFormalParameters((, MemberKind.TopLevelMethod) |
| endFormalParameters(0, (, ), MemberKind.TopLevelMethod) |
| handleAsyncModifier(null, null) |
| beginBlockFunctionBody({) |
| handleNoTypeArguments([) |
| handleAssignedVariablePattern(a) |
| handleNoType(_) |
| handleWildcardPattern(null, _) |
| handleListPattern(2, [, ]) |
| handleIdentifier(y, expression) |
| handleNoTypeArguments(;) |
| handleNoArguments(;) |
| handleSend(y, ;) |
| handlePatternAssignment(=) |
| handleExpressionStatement(;) |
| endBlockFunctionBody(1, {, }) |
| endTopLevelMethod(void, null, }) |
| endTopLevelDeclaration() |
| endCompilationUnit(1, ) |
