Function checkImportDeclaration

test/fixtures/snapshot/typescript.js:85271–85303

(node)

            }
        }
        function checkImportDeclaration(node) {
            if (checkGrammarModuleElementContext(node, ts.isInJSFile(node) ? ts.Diagnostics.An_import_declaration_can_only_be_used_at_the_top_level_of_a_module : ts.Diagnostics.An_import_declaration_can_only_be_used_at_the_top_level_of_a_namespace_or_module)) {
                // If we hit an import declaration in an illegal context, just bail out to avoid cascading errors.
                return;
            }
            if (!checkGrammarDecoratorsAndModifiers(node) && ts.hasEffectiveModifiers(node)) {
                grammarErrorOnFirstToken(node, ts.Diagnostics.An_import_declaration_cannot_have_modifiers);
            }
            if (checkExternalImportOrExportDeclaration(node)) {
                var importClause = node.importClause;
                if (importClause && !checkGrammarImportClause(importClause)) {
                    if (importClause.name) {
                        checkImportBinding(importClause);
                    }
                    if (importClause.namedBindings) {
                        if (importClause.namedBindings.kind === 268 /* SyntaxKind.NamespaceImport */) {
                            checkImportBinding(importClause.namedBindings);
                            if (moduleKind !== ts.ModuleKind.System && (moduleKind < ts.ModuleKind.ES2015 || ts.getSourceFileOfNode(node).impliedNodeFormat === ts.ModuleKind.CommonJS) && ts.getESModuleInterop(compilerOptions)) {
                                // import * as ns from "foo";
                                checkExternalEmitHelpers(node, 65536 /* ExternalEmitHelpers.ImportStar */);
                            }
                        }
                        else {
                            var moduleExisted = resolveExternalModuleName(node, node.moduleSpecifier);
                            if (moduleExisted) {
                                ts.forEach(importClause.namedBindings.elements, checkImportBinding);
                            }
                        }
                    }
                }
            }
            checkAssertClause(node);
        }
        function checkImportEqualsDeclaration(node) {
            if (checkGrammarModuleElementContext(node, ts.isInJSFile(node) ? ts.Diagnostics.An_import_declaration_can_only_be_used_at_the_top_level_of_a_module : ts.Diagnostics.An_import_declaration_can_only_be_used_at_the_top_level_of_a_namespace_or_module)) {
                // If we hit an import declaration in an illegal context, just bail out to avoid cascading errors.