Issues

• Markdown regression in 3.9.9: inline math is modified after disabling singleDollarTextMath

  lang:markdown
  Bug

  prettier/prettier#20199 · Filter by author Imiloin opened on Oct 1, 2026
  2

• Line comment between a superclass and its type arguments is unstable

  area:idempotencylang:typescript
  Bug

  prettier/prettier#20176 · Filter by author leonidaz opened on Sep 28, 2026
  1

• Comment between export and a decorator adds a blank line on every format

  area:idempotencylang:javascript
  Bug

  prettier/prettier#20175 · Filter by author leonidaz opened on Sep 28, 2026

• Own-line block comment after a type annotation's : or after ... is unstable

  area:idempotencylang:typescript
  Bug

  prettier/prettier#20174 · Filter by author leonidaz opened on Sep 28, 2026
  1

• Comment on a JSX superclass is duplicated on every format

  lang:javascript
  Bug

  prettier/prettier#20173 · Filter by author leonidaz opened on Sep 28, 2026

• semi: false: // prettier-ignore before an ASI-protected statement drops its ; (regression in 3.8)

  prettier/prettier#20172 · Filter by author leonidaz opened on Sep 28, 2026

• semi: false: a key unquoted by quoteProps loses its ASI protection

  area:no-semilang:javascript
  Bug

  prettier/prettier#20170 · Filter by author leonidaz opened on Sep 28, 2026

• Comment in a parameter property's default moves between the modifier and the name, which doesn't parse

  area:idempotencylang:typescript
  Bug

  prettier/prettier#20169 · Filter by author leonidaz opened on Sep 28, 2026

• JSX: a line comment between < and the tag name prints <// c, which doesn't parse

  prettier/prettier#20168 · Filter by author leonidaz opened on Sep 28, 2026

• Parentheses dropped around an instantiation expression before ! and in export default

  prettier/prettier#20167 · Filter by author leonidaz opened on Sep 28, 2026

• abstract export class loses export

  prettier/prettier#20166 · Filter by author leonidaz opened on Sep 28, 2026

• Two comments before an arrow's => print a line break before =>, which doesn't parse

  prettier/prettier#20165 · Filter by author leonidaz opened on Sep 28, 2026

• Range formatting ignores a // prettier-ignore comment just before the range

  prettier/prettier#20164 · Filter by author leonidaz opened on Sep 28, 2026

• Range formatting a for…of declaration adds a ; that breaks the loop

  prettier/prettier#20163 · Filter by author leonidaz opened on Sep 28, 2026

• Line comment after case …: before a block is unstable

  area:idempotencylang:javascript
  Bug

  prettier/prettier#20162 · Filter by author leonidaz opened on Sep 28, 2026

• Line comment between an enum or namespace name and { is unstable

  area:idempotencylang:typescript
  Bug

  prettier/prettier#20161 · Filter by author leonidaz opened on Sep 28, 2026

• Markdown: preserve newline around Chinese/Japanese characters not around Korean letters in all proseWrap settings

  prettier/prettier#20142 · Filter by author tats-u opened on Sep 23, 2026

• Integrate AgentScan

  type:infra
  Suggestion

  prettier/prettier#20111 · Filter by author tats-u opened on Sep 19, 2026

• Markdown: 👨🏻‍👩🏻‍👧🏻‍👦🏻 (family emoji with skin modifiers) in GFM table is not treated as double width emoji

  status:needs investigation
  Bug

  prettier/prettier#20105 · Filter by author tats-u opened on Sep 18, 2026
  2

• TS: Statement after top-level await is duplicated with typescript parser

  help wantedlang:typescriptscope:external
  Bug

  prettier/prettier#20096 · Filter by author leaysgur opened on Sep 17, 2026
  3

• Drop support for Babel AST

  lang:javascriptstatus:needs discussiontype:refactor
  Task

  prettier/prettier#20095 · Filter by author fisker opened on Sep 17, 2026 · 4.0

• prettier fails to parse now required less format for at rule variables

  help wantedlang:lessscope:external
  Task

  prettier/prettier#20076 · Filter by author lukpsaxo opened on Sep 16, 2026
  1

• Markdown: a second formatting pass removes nested emphasis

  prettier/prettier#20048 · Filter by author torjan0 opened on Sep 13, 2026

• Markdown: wrapping an inline HTML comment splits its paragraph

  prettier/prettier#20047 · Filter by author torjan0 opened on Sep 13, 2026
  2

• Markdown: double underscores inside emphasis can truncate the span

  prettier/prettier#20046 · Filter by author torjan0 opened on Sep 13, 2026