Feature Request: Syntax highlighting for Glimmer JS/TS (.gts/.gjs) files

Release notes

Support syntax highlighting for Glimmer JS/TS (.gts/.gjs) files.

Problem to solve

Ember.js has introduced a new component format: Glimmer-JS and Glimmer-TS. Currently, GitLab does not support syntax highlighting for these new language definitions.

ref:

• RFC: https://rfcs.emberjs.com/id/0779-first-class-component-templates
• Component implementation: https://github.com/ember-template-imports/ember-template-imports
• VS Code language definitions: https://github.com/lifeart/vsc-ember-syntax

Proposal

Support syntax highlighting in in .gjs and .gts files.

Implementation Guide

• Syntax highlighting development guidelines (repository blob viewer)
• A Highlight.js plugin is available here: https://github.com/NullVoxPopuli/highlightjs-glimmer

Intended users

Sasha (Software Developer)

Feature Usage Metrics

Amount of .gjs/.gts files.

Does this feature require an audit event?

No