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home/ags/node_modules/eslint-plugin-promise/rules/lib/is-inside-callback.js

@@ -0,0 +1,20 @@
+'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