Reland: Fix more parser bugs
R=scheglov@google.com
Review-Url: https://codereview.chromium.org/2812243006 .
diff --git a/pkg/analyzer/lib/src/generated/parser.dart b/pkg/analyzer/lib/src/generated/parser.dart
index 1427454..e87b77b 100644
--- a/pkg/analyzer/lib/src/generated/parser.dart
+++ b/pkg/analyzer/lib/src/generated/parser.dart
@@ -548,7 +548,7 @@
// There was no type name, so this can't be a declaration.
return false;
}
- if (_atGenericFunctionTypeAfterReturnType(token)) {
+ while (_atGenericFunctionTypeAfterReturnType(token)) {
token = skipGenericFunctionTypeAfterReturnType(token);
if (token == null) {
// There was no type name, so this can't be a declaration.
@@ -4066,24 +4066,22 @@
])) {
return _parseFunctionDeclarationStatementAfterReturnType(
commentAndMetadata, returnType);
- } else {
- //
- // We have found an error of some kind. Try to recover.
- //
- if (_matchesIdentifier()) {
- if (next.matchesAny(const <TokenType>[
+ } else if (_matchesIdentifier() &&
+ next.matchesAny(const <TokenType>[
TokenType.EQ,
TokenType.COMMA,
TokenType.SEMICOLON
])) {
- //
- // We appear to have a variable declaration with a type of "void".
- //
- _reportErrorForNode(ParserErrorCode.VOID_VARIABLE, returnType);
- return parseVariableDeclarationStatementAfterMetadata(
- commentAndMetadata);
- }
- } else if (_matches(TokenType.CLOSE_CURLY_BRACKET)) {
+ if (returnType is! GenericFunctionType) {
+ _reportErrorForNode(ParserErrorCode.VOID_VARIABLE, returnType);
+ }
+ return _parseVariableDeclarationStatementAfterType(
+ commentAndMetadata, null, returnType);
+ } else {
+ //
+ // We have found an error of some kind. Try to recover.
+ //
+ if (_matches(TokenType.CLOSE_CURLY_BRACKET)) {
//
// We appear to have found an incomplete statement at the end of a
// block. Parse it as a variable declaration.
diff --git a/pkg/analyzer/test/generated/parser_test.dart b/pkg/analyzer/test/generated/parser_test.dart
index c88bb10..e577850 100644
--- a/pkg/analyzer/test/generated/parser_test.dart
+++ b/pkg/analyzer/test/generated/parser_test.dart
@@ -4106,18 +4106,12 @@
void test_voidVariable_statement_initializer() {
parseStatement("void x = 0;");
- assertErrorsWithCodes([
- ParserErrorCode.VOID_VARIABLE,
- ParserErrorCode.MISSING_CONST_FINAL_VAR_OR_TYPE
- ]);
+ assertErrorsWithCodes([ParserErrorCode.VOID_VARIABLE]);
}
void test_voidVariable_statement_noInitializer() {
parseStatement("void x;");
- assertErrorsWithCodes([
- ParserErrorCode.VOID_VARIABLE,
- ParserErrorCode.MISSING_CONST_FINAL_VAR_OR_TYPE
- ]);
+ assertErrorsWithCodes([ParserErrorCode.VOID_VARIABLE]);
}
void test_withBeforeExtends() {
@@ -11348,6 +11342,15 @@
}
void
+ test_parseNonLabeledStatement_variableDeclaration_gftType_functionReturnType() {
+ createParser(
+ 'Function Function(int x1, {Function x}) Function<B extends core.int>(int x) l771;');
+ Statement statement = parser.parseNonLabeledStatement();
+ expectNotNullIfNoErrors(statement);
+ listener.assertNoErrors();
+ }
+
+ void
test_parseNonLabeledStatement_variableDeclaration_gftType_gftReturnType() {
createParser('Function(int) Function(int) v;');
Statement statement = parser.parseNonLabeledStatement();
@@ -11356,6 +11359,14 @@
}
void
+ test_parseNonLabeledStatement_variableDeclaration_gftType_gftReturnType2() {
+ createParser('int Function(int) Function(int) v;');
+ Statement statement = parser.parseNonLabeledStatement();
+ expectNotNullIfNoErrors(statement);
+ listener.assertNoErrors();
+ }
+
+ void
test_parseNonLabeledStatement_variableDeclaration_gftType_noReturnType() {
createParser('Function(int) v;');
Statement statement = parser.parseNonLabeledStatement();
@@ -11370,6 +11381,14 @@
listener.assertNoErrors();
}
+ void
+ test_parseNonLabeledStatement_variableDeclaration_gftType_voidReturnType() {
+ createParser('void Function() v;');
+ Statement statement = parser.parseNonLabeledStatement();
+ expectNotNullIfNoErrors(statement);
+ listener.assertNoErrors();
+ }
+
void test_parseOptionalReturnType() {
// TODO(brianwilkerson) Implement tests for this method.
}