Bump pygments from 2.20.0 to 2.21.0

[dependabot]

Bumps pygments from 2.20.0 to 2.21.0.

Release notes

Sourced from pygments's releases.

2.21.0

• New lexers:

  • BitBake (#3103)
  • Caddyfile (#3225)
  • CEL (#3048)
  • PureScript (#1077, #3054)

• Updated lexers:

  • Bash: Fix coloured keyword at the beginning of a name (#2926)
  • Boogie: Add missing Boogie and Civl Verifier keywords (#3156)
  • C#:
    • Recognize interpolated verbatim strings with either $@ or @$ prefixes (#2685)
    • Support dollar-prefixed and multi-quote raw strings (#3129, #2897)
    • Recognize union (#3182)
  • C/C++:
    • Add C23/C++26 attributes (#3084)
    • Add more C2Y keywords (#3092)
    • Highlight a function following a namespace body (#2928)
    • Fix C/C++ lexer support for multiline pre-processor comments (#3051)
    • Add .ipp as a file extension (#3141, #1008)
  • Clojure: Recognize named, octal and unicode character literals such as \space and \o377 as a single token (#979)
  • Csound: Add missing opcode parameter type letter (#3161)
  • CUDA: Derive from the C++ lexer instead of C to highlight C++ constructs such as template, class and namespace (#3127)
  • D: Allow non-ASCII (Unicode) identifiers (#1088)
  • Fish: Fix single quote backslash escape (#3138, #2821)
  • Go: Various lexer improvements (#3199)
  • GoogleSQL: Require a word break after SET (#3167)
  • Hexdump: Only match valid digits (#3200, #2847)
  • JavaScript: Highlight the arguments object (#3146)
  • Jsonnet: Recognize colons in array slice expressions (#2828)
  • JSX: Allow apostrophes in element text (#2816)
  • Julia: Fix rstrings backslash (#3140, #2537)
  • Kotlin: Support companion objects without an explicit name (#2525)
  • Kotlin: Don't let a nullable type marker (?) consume the following character, so Foo?, and a?:b tokenize correctly (#2964)
  • Kusto: Recognize member-access dots in dynamic objects (#2779)
  • Lua: Various improvements (#3143)
  • Macaulay2: Update symbols to 1.26.05 (#3120)
  • Markdown:
    • Highlight bold-italics (***...*** and ___...___) (#3067)
    • Fix mention regex to support hyphens in usernames (#3139, #3135)
  • Markdown, reStructuredText, TiddlyWiki5: Fix wrong token offsets for embedded code blocks (#3133)
  • Mathematica: Recognize \[Name] named-character escapes such as \[Nu] instead of emitting an Error token (#3097)

... (truncated)

Changelog

Sourced from pygments's changelog.

Version 2.21.0

(released August 17th, 2026)

• New lexers:

  • BitBake (#3103)
  • Caddyfile (#3225)
  • CEL (#3048)
  • PureScript (#1077, #3054)

• Updated lexers:

  • Bash: Fix coloured keyword at the beginning of a name (#2926)
  • Boogie: Add missing Boogie and Civl Verifier keywords (#3156)
  • C#:
    • Recognize interpolated verbatim strings with either $@ or @$ prefixes (#2685)
    • Support dollar-prefixed and multi-quote raw strings (#3129, #2897)
    • Recognize union (#3182)
  • C/C++:
    • Add C23/C++26 attributes (#3084)
    • Add more C2Y keywords (#3092)
    • Highlight a function following a namespace body (#2928)
    • Fix C/C++ lexer support for multiline pre-processor comments (#3051)
    • Add .ipp as a file extension (#3141, #1008)
  • Clojure: Recognize named, octal and unicode character literals such as \space and \o377 as a single token (#979)
  • Csound: Add missing opcode parameter type letter (#3161)
  • CUDA: Derive from the C++ lexer instead of C to highlight C++ constructs such as template, class and namespace (#3127)
  • D: Allow non-ASCII (Unicode) identifiers (#1088)
  • Fish: Fix single quote backslash escape (#3138, #2821)
  • Go: Various lexer improvements (#3199)
  • GoogleSQL: Require a word break after SET (#3167)
  • Hexdump: Only match valid digits (#3200, #2847)
  • JavaScript: Highlight the arguments object (#3146)
  • Jsonnet: Recognize colons in array slice expressions (#2828)
  • JSX: Allow apostrophes in element text (#2816)
  • Julia: Fix rstrings backslash (#3140, #2537)
  • Kotlin: Support companion objects without an explicit name (#2525)
  • Kotlin: Don't let a nullable type marker (?) consume the following character, so Foo?, and a?:b tokenize correctly (#2964)
  • Kusto: Recognize member-access dots in dynamic objects (#2779)
  • Lua: Various improvements (#3143)
  • Macaulay2: Update symbols to 1.26.05 (#3120)
  • Markdown:
    • Highlight bold-italics (***...*** and ___...___) (#3067)
    • Fix mention regex to support hyphens in usernames (#3139, #3135)
  • Markdown, reStructuredText, TiddlyWiki5: Fix wrong token offsets for

... (truncated)

Commits

• a43b45d Get ready for the 2.21.0 release.
• d8f14cb Fix version_added for Purescript.
• 19c5817 Remove superfluous parentheses from PostgresExplainLexer (#3232)
• 9992e09 Merge pull request #3191 from jvoisin/dupes
• bd22577 Fix regexlint warnings after latest update.
• 6a62df1 Release preparation: Update the changelog.
• aabba32 Merge pull request #3221 from jvoisin/alter
• d3441d0 Merge pull request #3225 from jvoisin/caddy
• c593f3f Add a lexer for Caddy
• 0644b53 Simplify single-character regex alternations to character classes
• Additional commits viewable in compare view

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.21%. Comparing base (5ffad54) to head (cdce0a1).
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             3.15   #13503   +/-   ##
=======================================
  Coverage   96.21%   96.21%           
=======================================
  Files         159      159           
  Lines       51067    51067           
  Branches     2776     2776           
=======================================
  Hits        49135    49135           
  Misses       1751     1751           
  Partials      181      181           

Flag	Coverage Δ
CI-GHA	96.18% <ø> (ø)
OS-Linux	95.96% <ø> (-0.01%)	⬇️
OS-Windows	93.67% <ø> (ø)
OS-macOS	95.14% <ø> (+<0.01%)	⬆️
Py-3.10	95.31% <ø> (+<0.01%)	⬆️
Py-3.11	95.57% <ø> (ø)
Py-3.12	95.65% <ø> (-0.01%)	⬇️
Py-3.13	95.65% <ø> (+0.01%)	⬆️
Py-3.14	95.74% <ø> (ø)
Py-3.14t	94.76% <ø> (-0.01%)	⬇️
Py-pypy-3.11	94.61% <ø> (+<0.01%)	⬆️
VM-macos	95.14% <ø> (+<0.01%)	⬆️
VM-ubuntu	95.96% <ø> (-0.01%)	⬇️
VM-windows	93.67% <ø> (ø)
cython-coverage	78.18% <ø> (-0.01%)	⬇️

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[codspeed-hq]

Merging this PR will not alter performance

✅ 84 untouched benchmarks
⏩ 86 skipped benchmarks¹

---

_{Comparing dependabot/pip/3.15/pygments-2.21.0 (cdce0a1) with 3.15 (5ffad54)}

Footnotes

1. 86 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩