Contents

'use strict'

const isInsidePromise = require('./is-inside-promise')

function isInsideCallback(node) {
  const isCallExpression =
    node.type === 'FunctionExpression' ||
    node.type === 'ArrowFunctionExpression' ||
    node.type === 'FunctionDeclaration' // this may be controversial

  // it's totally fine to use promises inside promises
  if (isInsidePromise(node)) return

  const name = node.params && node.params[0] && node.params[0].name
  const firstArgIsError = name === 'err' || name === 'error'
  const isInACallback = isCallExpression && firstArgIsError
  return isInACallback
}

module.exports = isInsideCallback

Version data entries

44 entries across 44 versions & 2 rubygems

Version	Path
govuk_publishing_components-17.6.1	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.6.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.5.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.4.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.3.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.2.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.1.1	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.1.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-17.0.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.29.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.28.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.27.1	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.27.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.26.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.25.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.24.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.23.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.22.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.21.0	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js
govuk_publishing_components-16.20.1	node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js