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refactor: deprecate ServiceWorker APIs #16732

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merged 1 commit into from Feb 5, 2019
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2 changes: 2 additions & 0 deletions lib/browser/api/web-contents.js
Expand Up @@ -379,6 +379,8 @@ WebContents.prototype._init = function () {
this.setMaxListeners(0)

this.capturePage = deprecate.promisify(this.capturePage)
this.hasServiceWorker = deprecate.function(this.hasServiceWorker)
this.unregisterServiceWorker = deprecate.function(this.unregisterServiceWorker)

// Dispatch IPC messages to the ipc module.
this.on('-ipc-message', function (event, [channel, ...args]) {
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10 changes: 10 additions & 0 deletions lib/common/api/deprecate.js
Expand Up @@ -69,6 +69,16 @@ const deprecate = {
})
},

function: (fn, newName) => {
// if newName is left blank, a removal warning will be displayed
const warn = warnOnce(fn.name, newName)

return function () {
if (!process.noDeprecation) warn()
return fn.apply(this, arguments)
}
},

promisify: (fn) => {
const fnName = fn.name || 'function'
const oldName = `${fnName} with callbacks`
Expand Down