Merge branch 'master' into greenkeeper/esdoc-1.0.1

mrsteele · Oct 14, 2018 · b0ab547 · b0ab547
2 parents a59040e + 9243746
commit b0ab547
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/package.json b/package.json
@@ -42,7 +42,7 @@
  "homepage": "https://github.com/mrsteele/json-truncate#readme",
  "devDependencies": {
  "babel-cli": "^6.10.1",
- "babel-eslint": "^8.0.0",
+ "babel-eslint": "^9.0.0",
  "babel-preset-es2015": "^6.9.0",
  "babel-register": "^6.9.0",
  "chai": "^4.0.2",

diff --git a/src/json-truncate.js b/src/json-truncate.js
@@ -6,7 +6,7 @@ const flatTypes = [String, Number, Boolean]
 
 const isDefined = val => val !== null && val !== undefined
 
-const isFlat = val => !isDefined(val) || flatTypes.indexOf(val.constructor) !== -1
+const isFlat = val => !isDefined(val) || ~flatTypes.indexOf(val.constructor)
 
 /**
  * Truncates variables.