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add uniq Map for generated ID (#3644)

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Юра Панарин
2018-02-13 18:39:08 +01:00
committed by John-David Dalton
parent 54f05aa5cb
commit 7f24cab7dd
1 changed files with 11 additions and 3 deletions
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14
uniqueId.js
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@@ -1,5 +1,5 @@
/** Used to generate unique IDs. */ /** Used to generate unique IDs. */
let idCounter = 0 let idCounter = {}
/** /**
* Generates a unique ID. If `prefix` is given, the ID is appended to it. * Generates a unique ID. If `prefix` is given, the ID is appended to it.
@@ -17,8 +17,16 @@ let idCounter = 0
* uniqueId() * uniqueId()
* // => '105' * // => '105'
*/ */
function uniqueId(prefix='') { function uniqueId(prefix='$lodash$') {
const id = ++idCounter if(!idCounter[prefix]){
idCounter[prefix] = 0
}
const id =++idCounter[prefix]
if(prefix === '$lodash$') {
return `${id}`
}
return `${prefix + id}` return `${prefix + id}`
} }