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2 changed files with 11 additions and 6 deletions
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@ -11119,6 +11119,7 @@ module ts {
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? Diagnostics.An_ambient_module_declaration_is_only_allowed_at_the_top_level_in_a_file
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: Diagnostics.A_namespace_declaration_is_only_allowed_in_a_namespace_or_module;
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if (checkGrammarModuleElementContext(node, contextErrorMessage)) {
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// If we hit a module declaration in an illegal context, just bail out to avoid cascading errors.
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return;
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}
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@ -11235,6 +11236,7 @@ module ts {
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function checkImportDeclaration(node: ImportDeclaration) {
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if (checkGrammarModuleElementContext(node, Diagnostics.An_import_declaration_can_only_be_used_in_a_namespace_or_module)) {
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// If we hit an import declaration in an illegal context, just bail out to avoid cascading errors.
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return;
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}
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if (!checkGrammarImportDeclarationNameInStrictMode(node) && !checkGrammarDecorators(node) && !checkGrammarModifiers(node) && (node.flags & NodeFlags.Modifier)) {
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@ -11260,6 +11262,7 @@ module ts {
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function checkImportEqualsDeclaration(node: ImportEqualsDeclaration) {
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if (checkGrammarModuleElementContext(node, Diagnostics.An_import_declaration_can_only_be_used_in_a_namespace_or_module)) {
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// If we hit an import declaration in an illegal context, just bail out to avoid cascading errors.
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return;
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}
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@ -11295,6 +11298,7 @@ module ts {
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function checkExportDeclaration(node: ExportDeclaration) {
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if (checkGrammarModuleElementContext(node, Diagnostics.An_export_declaration_can_only_be_used_in_a_module)) {
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// If we hit an export in an illegal context, just bail out to avoid cascading errors.
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return;
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}
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@ -11338,6 +11342,7 @@ module ts {
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function checkExportAssignment(node: ExportAssignment) {
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if (checkGrammarModuleElementContext(node, Diagnostics.An_export_assignment_can_only_be_used_in_a_module)) {
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// If we hit an export assignment in an illegal context, just bail out to avoid cascading errors.
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return;
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}
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@ -1770,25 +1770,25 @@ module ts {
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}
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function parseRightSideOfDot(allowIdentifierNames: boolean): Identifier {
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// Technically a keyword is valid here as all keywords are identifier names.
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// However, often we'll encounter this in error situations when the keyword
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// Technically a keyword is valid here as all identifiers and keywords are identifier names.
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// However, often we'll encounter this in error situations when the identifier or keyword
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// is actually starting another valid construct.
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//
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// So, we check for the following specific case:
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//
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// name.
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// keyword identifierNameOrKeyword
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// identifierOrKeyword identifierNameOrKeyword
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//
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// Note: the newlines are important here. For example, if that above code
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// were rewritten into:
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//
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// name.keyword
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// name.identifierOrKeyword
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// identifierNameOrKeyword
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//
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// Then we would consider it valid. That's because ASI would take effect and
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// the code would be implicitly: "name.keyword; identifierNameOrKeyword".
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// the code would be implicitly: "name.identifierOrKeyword; identifierNameOrKeyword".
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// In the first case though, ASI will not take effect because there is not a
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// line terminator after the keyword.
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// line terminator after the identifier or keyword.
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if (scanner.hasPrecedingLineBreak() && isIdentifierOrKeyword()) {
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let matchesPattern = lookAhead(nextTokenIsIdentifierOrKeywordOnSameLine);
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