bcoe/c8

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output coverage reports using Node.js' built in coverage

Stars: 2.1k
Forks: 99
Open beginner issues: 0
Indexed issues: 107

Dominant language: JavaScript
License: ISC
Last GitHub push: Jul 14, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

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107 open issues indexed

100% line coverage when 50% at most with ESM Open

bug help wanted

bcoe/c8#34 · 23 comments · 7 reactions · 1 assignee · Indexed Sep 14, 2026
feat: ignore files outside of the project root by default?feat: Open

feature-request

bcoe/c8#110 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Import of package.json causes package.json file to be included in coverage report and fail Open

bug

bcoe/c8#150 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Document how to use with puppeteer? Open

docs

bcoe/c8#162 · 12 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Follow-fork mode (usage with cluster module) Open

feature-request

bcoe/c8#166 · 6 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
merging of block ranges results in confusing reports Open

bug v8

bcoe/c8#172 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Running with karma Open

feature-request

bcoe/c8#175 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 14, 2026
[feature request] provide per-test coverage map Open

feature-request

bcoe/c8#180 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
could we make --all ignore comments Open

enhancement

bcoe/c8#182 · 9 comments · 2 reactions · 1 assignee · Indexed Sep 14, 2026
Missing files using `c8 report` on windows Open

bug fixed-upstream

bcoe/c8#183 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
SIGINT (Ctrl+C) and SIGTERM are not handled Open

bug

bcoe/c8#189 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
--all will create duplicate report entries on win32 Open

bcoe/c8#191 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Uncovered branch Open

bug more-info-needed

bcoe/c8#196 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Surprising handling of CLI include/exclude compared to nyc Open

bug help wanted p2

bcoe/c8#204 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
c8 report throws error in node.js 8 Open

bug help wanted

bcoe/c8#207 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Callback not reported as not called Open

bug more-info-needed v8

bcoe/c8#208 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
strange ignore behavior with puppeteer-to-istanbul Open

bug p2

bcoe/c8#209 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Confusing file exclusion behavior should be documented Open

bcoe/c8#210 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Update documentation related to ignore, to clearly explain that we don't have an AST Open

docs

bcoe/c8#213 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Support `//` comments Open

feature-request

bcoe/c8#221 · 3 comments · 3 reactions · 0 assignees · Indexed Sep 14, 2026
Implicit `else` clause is not considered in coverage. Open

feature-request v8

bcoe/c8#227 · 2 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
bug: finally block in async function indicates incorrect missing block coverage Open

bug p2 v8

bcoe/c8#229 · 10 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
Wrong node binary picked up to process tests Open

question

bcoe/c8#230 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
feat: c8 ignore else Open

question

bcoe/c8#231 · 3 comments · 6 reactions · 0 assignees · Indexed Sep 14, 2026
ignore rules do not work with 1:many source maps Open

bug

bcoe/c8#240 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
c8 reports wrong coverage with sourcemap Open

question

bcoe/c8#244 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
use fs.rmdir recursive Open

feature-request

bcoe/c8#249 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Docs question: how should I specify multiple exclusions on the commandline? Open

question

bcoe/c8#256 · 0 comments · 11 reactions · 0 assignees · Indexed Sep 14, 2026
Issue with overlapping ignore rules Open

bug

bcoe/c8#275 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Documentation Request - pros / cons vs Istanbul Open

docs

bcoe/c8#281 · 6 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Line with throw not marked as covered if caught by chai assertion Open

bug

bcoe/c8#282 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Line in constructor of class that extends another class, calls super, and has a return statement erroneously marked as uncovered Open

bug

bcoe/c8#290 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Configuring Babel source maps with AVA. Open

question

bcoe/c8#296 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Cobertura XML is malformed: unescaped quotes in filename string Open

bug

bcoe/c8#302 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
C8 is not working with electron Open

question

bcoe/c8#309 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Extend default exclusion patterns? Open

feature-request

bcoe/c8#315 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
unhelpful error message Open

needs more info

bcoe/c8#317 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Why does --all not observe ignore comments? Open

bug help wanted p2

bcoe/c8#318 · 5 comments · 12 reactions · 0 assignees · Indexed Sep 14, 2026
Incorrect code coverage report when all lines are covered Open

bug p2

bcoe/c8#319 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Dependency Dashboard Open

bcoe/c8#324 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Incorrect branch coverage when loaders used Open

bug help wanted

bcoe/c8#325 · 20 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Accept coverage info, collected from the browser Open

feature-request

bcoe/c8#339 · 12 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
c8 reporting 100% coverage on function which throws Open

bug p2

bcoe/c8#354 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Coverage report does not include .vue files when the all option is set Open

bug p2

bcoe/c8#355 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Ignore statements not working correctly for barrel/index files Open

feature-request

bcoe/c8#359 · 5 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
feat: c8 error if useless ignore Open

feature-request

bcoe/c8#360 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
When using koa, it has no effect Open

question

bcoe/c8#380 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Recent changes to v8-to-istanbul cause issues for Node 10 Open

bug p1

bcoe/c8#385 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Request for js configuration files as supported by nyc Open

feature-request

bcoe/c8#389 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Enable ignoring line patterns Open

feature-request

bcoe/c8#398 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

bcoe/c8

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