flow-up/lib/helpers.js

Easily add flowtype to your codebase

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
const isFlowInPkg = exports.isFlowInPkg = pkg => 'flow' in pkg;

const isFlowupInPkg = exports.isFlowupInPkg = pkg => 'flowup' in pkg;

const hasFlowPragma = exports.hasFlowPragma = fileContent => fileContent.indexOf('@flow') > -1;

const addFlowPragma = exports.addFlowPragma = fileContent => `// @flow\n\n${fileContent}`;