`gatsby-core-utils`

A list of utilities used in multiple gatsby packages.

Usage

npm install --save gatsby-core-utils

createContentDigest

Encrypts an input using md5 hash of hexadecimal digest.

const { createContentDigest } = require("gatsby-core-utils")

const options = {
  key: "value",
  foo: "bar",
}

const digest = createContentDigest(options)
// ...

cpuCoreCount

Calculate the number of CPU cores on the current machine

This function can be controlled by an env variable GATSBY_CPU_COUNT setting the first argument to true.

value	description
	Counts amount of real cores by running a shell command
logical-cores	`require("os").cpus()` to count all virtual cores
any number	Sets cpu count to that specific number

const { cpuCoreCount } = require("gatsby-core-utils")

const coreCount = cpuCoreCount(false)
// ...

const { cpuCoreCount } = require("gatsby-core-utils")
process.env.GATSBY_CPU_COUNT = "logical-cores"

const coreCount = cpuCoreCount()
// ...

joinPath

A utility that joins paths with a / on windows and unix-type platforms. This can also be used for URL concatenation.

const { joinPath } = require("gatsby-core-utils")

const BASEPATH = "/mybase/"
const pathname = "./gatsby/is/awesome"
const url = joinPath(BASEPATH, pathname)
// ...

isCI

A utility that enhances isCI from 'ci-info` with support for Vercel and Heroku detection

const { isCI } = require("gatsby-core-utils")

if (isCI()) {
  // execute CI-specific code
}
// ...

getCIName

A utility that returns the name of the current CI environment if available, null otherwise

const { getCIName } = require("gatsby-core-utils")

const CI_NAME = getCIName()
console.log({ CI_NAME })
// {CI_NAME: null}, or
// {CI_NAME: "ZEIT Now"}
// ...

createRequireFromPath

A cross-version polyfill for Node's Module.createRequire.

const { createRequireFromPath } = require("gatsby-core-utils")

const requireUtil = createRequireFromPath("../src/utils/")

// Require `../src/utils/some-tool`
requireUtil("./some-tool")
// ...

Current Tags

1.0.27-berry-mdx.56 ... berry-mdx (6 years ago)
1.3.5 ... latest (5 years ago)
1.0.7-otp-test.69 ... otp-test (6 years ago)
1.1.2-prompt-restart.146 ... prompt-restart (5 years ago)

90 Versions

1.3.11 ... 5 years ago
1.3.21 ... 5 years ago
1.4.0-next.0 ... 5 years ago
1.3.20 ... 5 years ago
1.3.15 ... 5 years ago
1.3.12 ... 5 years ago
1.3.17 ... 5 years ago
1.10.0-next.0 ... 5 years ago
2.9.0-next.0 ... 4 years ago
1.3.14 ... 5 years ago
1.10.0 ... 5 years ago
1.3.8 ... 5 years ago
1.8.0-next.0 ... 5 years ago
1.9.0-next.0 ... 5 years ago
3.9.0-next.1 ... 4 years ago
3.12.0-next.2 ... 3 years ago
3.3.0-next.1 ... 4 years ago
3.3.0-next.0 ... 4 years ago
1.6.0-next.0 ... 5 years ago
2.14.0-next.2 ... 4 years ago
1.3.23 ... 5 years ago
2.13.0-next.0 ... 4 years ago
1.7.0-next.0 ... 5 years ago
2.0.0-next.0 ... 5 years ago
1.11.0-next.0 ... 5 years ago
3.7.0-next.0 ... 4 years ago
2.14.0 ... 4 years ago
3.10.0-next.2 ... 3 years ago
2.10.0-next.0 ... 4 years ago
2.7.0-next.0 ... 4 years ago
2.4.0-next.0 ... 4 years ago
3.0.0-zz-next.1 ... 4 years ago
3.7.0-next.1 ... 4 years ago
3.2.0-next.0 ... 4 years ago
3.9.0-next.0 ... 4 years ago
2.8.0-next.0 ... 4 years ago
2.6.0-next.0 ... 4 years ago
3.2.0-next.1 ... 4 years ago
2.1.0-next.1 ... 5 years ago
3.15.0-next.0 ... 3 years ago
3.15.0-next.1 ... 3 years ago
3.13.0-next.0 ... 3 years ago
3.8.0-next.0 ... 4 years ago
2.3.0-next.0 ... 4 years ago
2.2.0-next.0 ... 4 years ago
2.11.0-next.0 ... 4 years ago
2.0.0-v3rc.0 ... 5 years ago
1.1.3-unifiedroutes.76 ... 5 years ago
1.5.0-telemetry-test.360 ... 5 years ago
2.0.0-reach-router.13 [deprecated] ... 5 years ago
3.16.0-next.0 ... 3 years ago
3.15.0 ... 3 years ago
3.8.0-alpha-image-service.35 ... 4 years ago
1.5.0-image-helpers.58 ... 5 years ago
3.9.0-alpha-image-service2.14 ... 4 years ago
2.4.0-functions-next.18 ... 4 years ago
2.14.0-drupal-next.94 ... 4 years ago
2.12.0-coreutils.29 ... 4 years ago
3.6.0-alpha-ts-jit.27 ... 4 years ago
3.5.0-alpha-trailing-slash.71 ... 4 years ago
2.10.0-alpha-remote-file.48 ... 4 years ago
2.14.0-alpha-remote-fetch.79 ... 4 years ago
2.14.0-alpha-qe-sm.46 ... 4 years ago
3.0.0-alpha-9689ff.13 ... 4 years ago
1.10.1 ... 5 years ago
1.2.0 ... 5 years ago
1.0.22 ... 6 years ago
1.0.33 ... 5 years ago
1.3.4 ... 5 years ago
1.0.10 ... 6 years ago
1.0.13 ... 6 years ago
1.2.2 ... 5 years ago
1.2.1 ... 5 years ago
1.0.7 ... 6 years ago
1.0.26 ... 6 years ago
1.0.3 ... 6 years ago
1.0.27 ... 6 years ago
1.1.1 ... 5 years ago
1.3.3 ... 5 years ago
1.0.4 ... 6 years ago
1.1.4 ... 5 years ago
1.2.3 ... 5 years ago
1.0.14 ... 6 years ago
1.0.8 ... 6 years ago
1.0.28 ... 6 years ago
1.0.15 ... 6 years ago
1.1.2-prompt-restart.146 ... 5 years ago
1.0.7-otp-test.69 ... 6 years ago
1.0.27-berry-mdx.56 ... 6 years ago
1.3.5 ... 5 years ago