Issues

Issues

• v2: inside: '<own ID>' uses the base grammar in languages that extend it

  PrismJS/prism#4197 · opened on Nov 12, 2026

• [GraphQL] type rendered with different color than other return fields

  PrismJS/prism#4191 · opened on Nov 10, 2026

• Updates to R syntax with recent language features

  PrismJS/prism#4190 · opened on Nov 6, 2026

• A single named capture group that spans the whole match is silently ignored — its token type is dropped and per-type inside is never applied

  PrismJS/prism#4178 · opened on Oct 17, 2026

• tokenizeByNamedGroups() throws TypeError when an optional named group doesn't participate in the match

  PrismJS/prism#4177 · opened on Oct 17, 2026

• grammarPatch: deep / keys throw TypeError when the path crosses a string inside (e.g. inside: 'markup'); silently no-ops on bare-RegExp tokens

  PrismJS/prism#4176 · opened on Oct 16, 2026

• Nested/overlapping named capture groups duplicate text in the token stream (tokenizeByNamedGroups)

  PrismJS/prism#4175 · opened on Oct 16, 2026

• insertBefore()/insert() accept prototype-inherited keys (e.g. "toString") and then silently insert nothing

  PrismJS/prism#4174 · opened on Oct 16, 2026

• languages.extend(): $insert with an array $before/$after always throws TypeError

  PrismJS/prism#4173 · opened on Oct 16, 2026

• Make highlightAll() skip elements it already highlighted

  PrismJS/prism#4167 · opened on Oct 10, 2026

• Should plugins register themselves, and how do we import the Prism class without side effects?

  PrismJS/prism#4149 · opened on Oct 7, 2026
  1

• [v2] line-highlight loses its position when line-numbers registers after it

  PrismJS/prism#4137 · opened on Sep 28, 2026

• Removing $placeholder changes how an unquoted template attribute value, attribute name, or tag name parses (13 languages)

  PrismJS/prism#4119 · opened on Sep 17, 2026
  1

• An unchanged diff line takes only the last selector reading, so a construct spanning into a deleted line renders half-highlighted

  PrismJS/prism#4118 · opened on Sep 17, 2026

• diff:<lang> glues hunks and files together, so one unterminated construct contaminates the rest

  PrismJS/prism#4117 · opened on Sep 17, 2026

• Use the token overlay helper for the remaining structure-merging code

  PrismJS/prism#4111 · opened on Sep 15, 2026
  1

• Changed lines in diff:<lang> blocks are visually unmarked

  PrismJS/prism#4109 · opened on Sep 15, 2026 · 2.0

• New Language: CakePHP

  PrismJS/prism#4099 · opened on Aug 16, 2026

• E

  PrismJS/prism#4097 · opened on Jul 31, 2026

• SCSS/LESS selector, property, and atrule patterns have O(n^2) polynomial backtracking (masked by a suppressed scslre Move report)

  PrismJS/prism#4092 · opened on Jul 1, 2026

• Add support for Mozilla's Project Fluent localization syntax

  PrismJS/prism#4089 · opened on Jun 24, 2026
  1

• Throw Error when the language is core

  PrismJS/prism#4085 · opened on Jun 3, 2026

• wiki renders nested template tags incorrectly/inconsistently

  PrismJS/prism#4074 · opened on Apr 9, 2026

• F5 Network iRule Language Definition

  PrismJS/prism#4061 · opened on Mar 3, 2026

• Ink

  PrismJS/prism#4059 · opened on Feb 14, 2026