enh(perl) fix false-positive variable match at end of string (plus test)

[h3xx]

See #3934 for a full description of this issue.

Includes work from @joshgoebel who hasn't been seen online since 2023-12-01, may he rest in peace, j/k :-)

This PR is basically the same as #3935, except it also adds a markup test for the issue I described in #3934.

Changes

Fixes #3934 Closes #3935

Checklist

• [x] Added markup tests (@h3xx did this)
• [x] Updated the changelog at CHANGES.md (@joshgoebel did this)

[github-actions[bot]]

Build Size Report

Changes to minified artifacts in /build, after gzip compression.

1 Removed File

View Changes

| file | size | | --- | --- | | styles/1c-light.min.css | -554 B |

12 files changed

Total change -139 B

View Changes

| file | base | pr | diff | | --- | --- | --- | --- | | es/languages/1c.min.js | 14.23 KB | 14.18 KB | -48 B | | es/languages/bash.min.js | 1.6 KB | 1.6 KB | -4 B | | es/languages/javascript.min.js | 2.73 KB | 2.71 KB | -17 B | | es/languages/perl.min.js | 2.02 KB | 2.02 KB | +8 B | | es/languages/swift.min.js | 3.54 KB | 3.54 KB | +7 B | | es/languages/typescript.min.js | 3.15 KB | 3.14 KB | -16 B | | languages/1c.min.js | 14.23 KB | 14.18 KB | -48 B | | languages/bash.min.js | 1.61 KB | 1.61 KB | -4 B | | languages/javascript.min.js | 2.74 KB | 2.72 KB | -17 B | | languages/perl.min.js | 2.02 KB | 2.02 KB | +9 B | | languages/swift.min.js | 3.54 KB | 3.55 KB | +7 B | | languages/typescript.min.js | 3.16 KB | 3.14 KB | -16 B |

[github-actions[bot]]

Build Size Report

Changes to minified artifacts in /build, after gzip compression.

2 files changed

Total change +17 B

View Changes

| file | base | pr | diff | | --- | --- | --- | --- | | es/languages/perl.min.js | 2.02 KB | 2.02 KB | +8 B | | languages/perl.min.js | 2.02 KB | 2.02 KB | +9 B |

[joshgoebel]

Thanks!