Issues

• Linking to c8 as a program in your path on Node 26

  bcoe/c8#611 · Filter by author adligo opened on Sep 12, 2026

• check-coverage passes when there is no coverage data to check

  bcoe/c8#610 · Filter by author mahirhir opened on Sep 3, 2026
  1

• v12.0.0 seems to have the wrong binary version

  bcoe/c8#607 · Filter by author Sher-Chowdhury opened on Sep 2, 2026

• Coverage report is missing uncovered files when using --all with --include

  bcoe/c8#588 · Filter by author wellwelwel opened on Apr 1, 2026
  1

• Crash on node v25

  bcoe/c8#582 · Filter by author coderaiser opened on Feb 25, 2026
  7

• Add support for more dynamic config files

  bcoe/c8#569 · Filter by author ssbarnea opened on Dec 17, 2025

• Coverage output in Github Action is different to when run locally

  bcoe/c8#566 · Filter by author rubengmurray opened on Aug 1, 2025
  2

• No discussion channel

  bcoe/c8#564 · Filter by author adligo opened on Jun 7, 2025

• Invalid coverage with --experimental-monocart when using ts-node

  bcoe/c8#561 · Filter by author AriPerkkio opened on May 21, 2025
  6

• Empty code coverage on transpiled JS code

  bcoe/c8#558 · Filter by author gpradeepjain opened on Apr 9, 2025
  2

• Missing report configuration defaultSummarizer

  feature-request
  bcoe/c8#547 · Filter by author miyasudokoro opened on Oct 25, 2024
  5

• c8 + vitest: Some suites get covered other suites ...dont?

  question
  bcoe/c8#545 · Filter by author osher opened on Oct 16, 2024
  4

• /* c8 ignore next */ does not ignore classes or functions

  feature-request
  bcoe/c8#544 · Filter by author jasonpolites opened on Sep 23, 2024
  6

• Cannot add flags after the script

  bcoe/c8#540 · Filter by author darcyrush opened on Jul 16, 2024
  3

• export is instrumented with 0 coverage incase of zero test project

  bcoe/c8#528 · Filter by author skullpsg opened on May 9, 2024
  1

• Cannot get coverage report if c8 is running in a sub-directory & src is one level up.

  bcoe/c8#527 · Filter by author timganter opened on May 4, 2024
  9

• Modify coverage ranges for code run in VM

  bcoe/c8#524 · Filter by author skerit opened on Mar 15, 2024
  3

• No longer compatible with Node < 16 since upgrade to foreground-child > 3.x

  bcoe/c8#520 · Filter by author webketje opened on Feb 10, 2024
  4

• c8 Code Coverage Displaying Code Misses on Multi-line Comments

  bcoe/c8#515 · Filter by author eliatcodecov opened on Jan 16, 2024
  8

• c8 is cashing filename/directories which do not update on change

  bcoe/c8#507 · Filter by author TekuConcept opened on Dec 9, 2023

• c8rc extends attribute with relative path not working as expected

  bcoe/c8#504 · Filter by author dawsonp-zwickroell opened on Nov 27, 2023

• Coverage information too high for large esbuild produced bundle

  bcoe/c8#502 · Filter by author jakebailey opened on Nov 22, 2023
  6

• Lines without statements (empty lines) on them are counted as statements

  bcoe/c8#500 · Filter by author millerick opened on Nov 17, 2023
  6

• c8 CLI doesn't work properly when executed in a sub-directory of the project

  bcoe/c8#498 · Filter by author ericmorand opened on Oct 31, 2023
  3

• missing coverage of closing brace in switch/case when const is declared

  bcoe/c8#497 · Filter by author tbiesemann opened on Oct 30, 2023
  4