Compiler throws exception with simultaneous default and named import [@next]

[Conduitry]

Describe the bug
An exception is thrown from somewhere inside code-red when compiling a component that contains an import of both a default and named export.

Logs
see compiler stacktrace below

To Reproduce

<script>
	import foo, { bar } from 'baz';
</script>

Expected behavior
Compiling as expected, as with 3.12.1.

Stacktraces

Cannot read property 'type' of undefined
    at handle (.../node_modules/svelte/compiler.js:13825:33)
    at .../node_modules/svelte/compiler.js:14392:20
    at Array.map (<anonymous>)
    at ImportDeclaration (.../node_modules/svelte/compiler.js:14391:41)
    at handle (.../node_modules/svelte/compiler.js:13831:10)
    at .../node_modules/svelte/compiler.js:14004:39
    at Array.map (<anonymous>)
    at handle_body (.../node_modules/svelte/compiler.js:14004:22)
    at Program (.../node_modules/svelte/compiler.js:14058:11)
    at handle (.../node_modules/svelte/compiler.js:13831:10)

Information about your Svelte project:

• Svelte 3.13.0-alpha.0

Severity
This would personally prevent me from updating Svelte.

Additional context
None.

[Conduitry]

Opened Rich-Harris/code-red#3 which looks to be the underlying issue.