Type: <b>Bug</b> Hi, The following example code breaks syntax highlight when using `GitHub Actions Workflow` as the selected language: ```yaml name: Example on: push: jobs: example: name: Example runs-on: ubuntu-latest strategy: fail-fast: true matrix: ${{ fromJSON( startsWith(inputs.linting, '{') && inputs.linting || format('{{"linting":["{0}"]}}', inputs.linting) ) }} steps: - run: echo "Example" ``` *edit* added animated gif to report.  Extension version: 0.25.8 VS Code version: Code 1.79.2 (695af097c7bd098fbf017ce3ac85e09bbc5dda06, 2023-06-14T08:58:33.551Z) OS version: Darwin arm64 22.5.0 Modes: <details> <summary>System Info</summary> |Item|Value| |---|---| |CPUs|Apple M1 Pro (10 x 24)| |GPU Status|2d_canvas: enabled<br>canvas_oop_rasterization: disabled_off<br>direct_rendering_display_compositor: disabled_off_ok<br>gpu_compositing: enabled<br>metal: disabled_off<br>multiple_raster_threads: enabled_on<br>opengl: enabled_on<br>rasterization: enabled<br>raw_draw: disabled_off_ok<br>video_decode: enabled<br>video_encode: enabled<br>vulkan: disabled_off<br>webgl: enabled<br>webgl2: enabled<br>webgpu: enabled| |Load (avg)|4, 5, 5| |Memory (System)|32.00GB (0.34GB free)| |Process Argv|--crash-reporter-id 84717786-ecd9-4b5e-a3c9-9b80403c43aa| |Screen Reader|no| |VM|0%| </details><details> <summary>A/B Experiments</summary> ``` vsliv368cf:30146710 vsreu685:30147344 python383cf:30185419 vspor879:30202332 vspor708:30202333 vspor363:30204092 vslsvsres303:30308271 vserr242:30382549 pythontb:30283811 vsjup518:30340749 pythonptprofiler:30281270 vshan820:30294714 vstes263:30335439 vscorecescf:30445987 vscod805:30301674 binariesv615:30325510 bridge0708:30335490 bridge0723:30353136 vsaa593cf:30376535 pythonvs932:30410667 py29gd2263:30773603 vscaat:30438848 vsclangdc:30486549 c4g48928:30535728 dsvsc012:30540252 pynewext54:30695312 azure-dev_surveyone:30548225 282f8724:30602487 pyind779:30671433 f6dab269:30613381 pythonsymbol12:30671437 2i9eh265:30646982 showlangstatbar:30737416 vsctsb:30748421 pythonms35:30701012 03d35959:30757346 pythonfmttext:30731395 pythoncmv:30756943 fixshowwlkth:30771522 pythongtdpath:30769146 i26e3531:30769768 dh2dc718:30770000 pythonidxpt:30772539 pythondjangotscf:30772537 ``` </details> <!-- generated by issue reporter -->
Activity
KetchupOnMyKetchup commentedon Jul 13, 2023
Repro'd issue as well:

Think the issue is somewhere in this part.

Moving this to triaged.
Improve workflow syntax grammars and add reusable regression tests (i…
Improve workflow syntax grammars and add reusable regression tests (i…