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fix(utils): permutation helper (#7355)

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* fix permutation helper

* fix typo
This commit is contained in:
Manuel
2021-04-17 00:22:01 +02:00
committed by GitHub
parent 484dc12334
commit 91be6bb59a
1 changed files with 19 additions and 2 deletions
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21
src/Utils.js
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@@ -130,6 +130,23 @@ class Utils {
/** /**
* Creates an object with all permutations of the original keys. * Creates an object with all permutations of the original keys.
* For example, this definition:
* ```
* {
* a: [true, false],
* b: [1, 2],
* c: ['x']
* }
* ```
* permutates to:
* ```
* [
* { a: true, b: 1, c: 'x' },
* { a: true, b: 2, c: 'x' },
* { a: false, b: 1, c: 'x' },
* { a: false, b: 2, c: 'x' }
* ]
* ```
* @param {Object} object The object to permutate. * @param {Object} object The object to permutate.
* @param {Integer} [index=0] The current key index. * @param {Integer} [index=0] The current key index.
* @param {Object} [current={}] The current result entry being composed. * @param {Object} [current={}] The current result entry being composed.
@@ -145,7 +162,7 @@ class Utils {
const nextIndex = index + 1; const nextIndex = index + 1;
if (nextIndex < keys.length) { if (nextIndex < keys.length) {
this.getObjectKeyPermutations(object, nextIndex, current, results); Utils.getObjectKeyPermutations(object, nextIndex, current, results);
} else { } else {
const result = Object.assign({}, current); const result = Object.assign({}, current);
results.push(result); results.push(result);
@@ -178,7 +195,7 @@ class Utils {
const type = types[key]; const type = types[key];
const isOptional = !!type.o; const isOptional = !!type.o;
const param = params[key]; const param = params[key];
if (!(isOptional && param == null) && (!type.v(param))) { if (!(isOptional && param == null) && !type.v(param)) {
throw `Invalid parameter ${key} must be of type ${type.t} but is ${typeof param}`; throw `Invalid parameter ${key} must be of type ${type.t} but is ${typeof param}`;
} }
} }