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@percy/env
Advanced tools
@percy/env
This package provides various CI/CD support for Percy by coalescing different environment variables into a common interface for consumption by `@percy/client`.
@percy/env
This package provides various CI/CD support for Percy by coalescing different environment variables
into a common interface for consumption by @percy/client.
Supported Environments
- AppVeyor
- Azure Pipelines
- Bitbucket Pipelines
- Buildkite
- CircleCI
- Codeship
- Drone CI
- GitHub Actions
- GitLab CI
- Heroku CI (needs doc)
- Jenkins
- Jenkins PRB
- Netlify
- Probo.CI (needs doc)
- Semaphore
- Travis CI
Percy Environment Variables
The following variables may be defined to override the respective derived CI environment variables.
PERCY_COMMIT # build commit sha
PERCY_BRANCH # build branch name
PERCY_PULL_REQUEST # associated PR number
PERCY_PARALLEL_NONCE # parallel nonce unique for this CI workflow
PERCY_PARALLEL_TOTAL # total number of parallel shards
Additional Percy specific environment variable may be set to control aspects of your Percy build.
PERCY_TARGET_COMMIT # percy target commit sha
PERCY_TARGET_BRANCH # percy target branch name
PERCY_PARTIAL_BUILD # if this build was marked as partial
Adding Environment Support
- Add CI detection to
environment.js - Add respective environment variables
- Add a dedicated CI test suite
- Open a Pull Request!
FAQs
This package provides various CI/CD support for Percy by coalescing different environment variables into a common interface for consumption by `@percy/client`.
The npm package @percy/env receives a total of 176,495 weekly downloads. As such, @percy/env popularity was classified as popular.
We found that @percy/env demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
Package last updated on 31 Dec 2025
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