Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

Calling `$isActive` in library code throws error

See original GitHub issue

bug description When calling $isActive inside an imported library. I get this error:

Failed to init component
<Test>
TypeError: Cannot read property 'params' of null
    at url (../auxcontrol-ui-toolkit/node_modules/@roxi/routify/runtime/helpers.js:213:61)
    at isActive (../auxcontrol-ui-toolkit/node_modules/@roxi/routify/runtime/helpers.js:333:16)
    at instance (eval at <anonymous> (http://localhost:5000/build/index.js:6599:17), <anonymous>:86:15)
    at init (node_modules/svelte/internal/index.mjs:1471:11)
    at new Test (eval at <anonymous> (http://localhost:5000/build/index.js:6599:17), <anonymous>:123:3)
    at createProxiedComponent (node_modules/svelte-hmr/runtime/svelte-hooks.js:206:9)
    at new ProxyComponent (node_modules/svelte-hmr/runtime/proxy.js:237:20)
    at new Proxy<Test> (node_modules/svelte-hmr/runtime/proxy.js:302:11)
    at create_fragment (eval at <anonymous> (http://localhost:5000/build/index.js:16:17), <anonymous>:42:9)
    at init (node_modules/svelte/internal/index.mjs:1486:37)
<Index>
TypeError: Cannot read property 'params' of null
    at url (../auxcontrol-ui-toolkit/node_modules/@roxi/routify/runtime/helpers.js:213:61)
    at isActive (../auxcontrol-ui-toolkit/node_modules/@roxi/routify/runtime/helpers.js:333:16)
    at instance (eval at <anonymous> (http://localhost:5000/build/index.js:6599:17), <anonymous>:86:15)
    at init (node_modules/svelte/internal/index.mjs:1471:11)
    at new Test (eval at <anonymous> (http://localhost:5000/build/index.js:6599:17), <anonymous>:123:3)
    at createProxiedComponent (node_modules/svelte-hmr/runtime/svelte-hooks.js:206:9)
    at new ProxyComponent (node_modules/svelte-hmr/runtime/proxy.js:237:20)
    at new Proxy<Test> (node_modules/svelte-hmr/runtime/proxy.js:302:11)
    at create_fragment (eval at <anonymous> (http://localhost:5000/build/index.js:16:17), <anonymous>:42:9)
    at init (node_modules/svelte/internal/index.mjs:1486:37)
<Noop>
TypeError: Cannot read property 'params' of null
    at url (../auxcontrol-ui-toolkit/node_modules/@roxi/routify/runtime/helpers.js:213:61)
    at isActive (../auxcontrol-ui-toolkit/node_modules/@roxi/routify/runtime/helpers.js:333:16)
    at instance (eval at <anonymous> (http://localhost:5000/build/index.js:6599:17), <anonymous>:86:15)
    at init (node_modules/svelte/internal/index.mjs:1471:11)
    at new Test (eval at <anonymous> (http://localhost:5000/build/index.js:6599:17), <anonymous>:123:3)
    at createProxiedComponent (node_modules/svelte-hmr/runtime/svelte-hooks.js:206:9)
    at new ProxyComponent (node_modules/svelte-hmr/runtime/proxy.js:237:20)
    at new Proxy<Test> (node_modules/svelte-hmr/runtime/proxy.js:302:11)
    at create_fragment (eval at <anonymous> (http://localhost:5000/build/index.js:16:17), <anonymous>:42:9)
    at init (node_modules/svelte/internal/index.mjs:1486:37)

versions Routify: 2.12.5, Svelte: 3.32.3

I checked the “routify” context inside my library and it is the same as in the consuming code.

If you need any more info or if I can help you in any way, feel free to ask. Would be nice to have this work!

Issue Analytics

State:
Created 3 years ago
Reactions:1
Comments:7 (3 by maintainers)

Top GitHub Comments

1reaction

jakobrosenbergcommented, Feb 25, 2021

That was a beautiful repo!

1reaction

nicolaiunreincommented, Feb 25, 2021

I will create a minimal repo when I’m at the office

Top Results From Across the Web

How to handle error in the calling method - Stack Overflow

Generally speaking, I remember four main ways of handling errors in an application: return values (error codes or booleans), exceptions, ...

Database Engine events and errors - SQL Server

Consult this MSSQL error code list to find explanations for error messages for SQL Server database engine events.

How To Handle Errors in a Flask Application - DigitalOcean

In the above code, you first import the Flask class from the flask package. Then you create a Flask application instance called app...

LEAF - 1.79.0 - Boost C++ Libraries

Boost LEAF is a lightweight error handling library for C++11. Features: Portable single-header format, no dependencies. Tiny code size when configured for ...

Cancellation in coroutines - Medium

Coroutines handle cancellation by throwing a special exception: ... Rather, we need to modify our code and check if the coroutine is active...