Function checkExternalImportOrExportDeclaration

test/fixtures/snapshot/typescript.js:85092–85133

(node)

            }
        }
        function checkExternalImportOrExportDeclaration(node) {
            var moduleName = ts.getExternalModuleName(node);
            if (!moduleName || ts.nodeIsMissing(moduleName)) {
                // Should be a parse error.
                return false;
            }
            if (!ts.isStringLiteral(moduleName)) {
                error(moduleName, ts.Diagnostics.String_literal_expected);
                return false;
            }
            var inAmbientExternalModule = node.parent.kind === 262 /* SyntaxKind.ModuleBlock */ && ts.isAmbientModule(node.parent.parent);
            if (node.parent.kind !== 305 /* SyntaxKind.SourceFile */ && !inAmbientExternalModule) {
                error(moduleName, node.kind === 272 /* SyntaxKind.ExportDeclaration */ ?
                    ts.Diagnostics.Export_declarations_are_not_permitted_in_a_namespace :
                    ts.Diagnostics.Import_declarations_in_a_namespace_cannot_reference_a_module);
                return false;
            }
            if (inAmbientExternalModule && ts.isExternalModuleNameRelative(moduleName.text)) {
                // we have already reported errors on top level imports/exports in external module augmentations in checkModuleDeclaration
                // no need to do this again.
                if (!isTopLevelInExternalModuleAugmentation(node)) {
                    // TypeScript 1.0 spec (April 2013): 12.1.6
                    // An ExternalImportDeclaration in an AmbientExternalModuleDeclaration may reference
                    // other external modules only through top - level external module names.
                    // Relative external module names are not permitted.
                    error(node, ts.Diagnostics.Import_or_export_declaration_in_an_ambient_module_declaration_cannot_reference_module_through_relative_module_name);
                    return false;
                }
            }
            if (!ts.isImportEqualsDeclaration(node) && node.assertClause) {
                var hasError = false;
                for (var _i = 0, _a = node.assertClause.elements; _i < _a.length; _i++) {
                    var clause = _a[_i];
                    if (!ts.isStringLiteral(clause.value)) {
                        hasError = true;
                        error(clause.value, ts.Diagnostics.Import_assertion_values_must_be_string_literal_expressions);
                    }
                }
                return !hasError;
            }
            return true;
        }
        function checkAliasSymbol(node) {
            var symbol = getSymbolOfNode(node);
            var target = resolveAlias(symbol);