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https://github.com/wassname/DefinitelyTyped.git
synced 2026-09-07 16:30:12 +08:00
(feature) Add _.mean and _.sumBy
This commit is contained in:
DomiR
+61
-33
@@ -6442,6 +6442,18 @@ module TestMaxBy {
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result = _(dictionary).maxBy<{a: number}, number>({a: 42});
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}
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// _.mean
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module TestMean {
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let array: number[];
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let result: number;
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result = _.mean<number>(array);
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result = _(array).mean();
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}
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// _.min
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module TestMin {
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let array: number[];
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@@ -6533,58 +6545,74 @@ module TestSum {
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result = _.sum(array);
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result = _.sum<number>(array);
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result = _.sum<number>(array, listIterator);
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result = _.sum<number>(array, listIterator, any);
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result = _.sum<number>(array, '');
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result = _.sum(list);
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result = _.sum<number>(list);
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result = _.sum<number>(list, listIterator);
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result = _.sum<number>(list, listIterator, any);
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result = _.sum<number>(list, '');
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result = _.sum(dictionary);
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result = _.sum<number>(dictionary);
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result = _.sum<number>(dictionary, dictionaryIterator);
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result = _.sum<number>(dictionary, dictionaryIterator, any);
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result = _.sum<number>(dictionary, '');
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result = _(array).sum();
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result = _(array).sum(listIterator);
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result = _(array).sum(listIterator, any);
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result = _(array).sum('');
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result = _(list).sum();
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result = _(list).sum<number>(listIterator);
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result = _(list).sum<number>(listIterator, any);
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result = _(list).sum('');
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result = _(dictionary).sum();
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result = _(dictionary).sum<number>(dictionaryIterator);
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result = _(dictionary).sum<number>(dictionaryIterator, any);
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result = _(dictionary).sum('');
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}
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{
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let result: _.LoDashExplicitWrapper<number>;
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result = _(array).chain().sum();
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result = _(array).chain().sum(listIterator);
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result = _(array).chain().sum(listIterator, any);
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result = _(array).chain().sum('');
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result = _(list).chain().sum();
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result = _(list).chain().sum<number>(listIterator);
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result = _(list).chain().sum<number>(listIterator, any);
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result = _(list).chain().sum('');
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result = _(dictionary).chain().sum();
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result = _(dictionary).chain().sum<number>(dictionaryIterator);
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result = _(dictionary).chain().sum<number>(dictionaryIterator, any);
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result = _(dictionary).chain().sum('');
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}
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}
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// _.sumBy
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module TestSumBy {
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let array: number[];
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let list: _.List<number>;
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let dictionary: _.Dictionary<number>;
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let listIterator: (value: number, index: number, collection: _.List<number>) => number;
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let dictionaryIterator: (value: number, key: string, collection: _.Dictionary<number>) => number;
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{
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let result: number;
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result = _.sumBy<number>(array);
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result = _.sumBy<number>(array, listIterator);
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result = _.sumBy<number>(array, '');
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result = _.sumBy<number>(list);
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result = _.sumBy<number>(list, listIterator);
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result = _.sumBy<number>(list, '');
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result = _.sumBy<number>(dictionary);
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result = _.sumBy<number>(dictionary, dictionaryIterator);
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result = _.sumBy<number>(dictionary, '');
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result = _(array).sumBy(listIterator);
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result = _(array).sumBy('');
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result = _(list).sumBy<number>(listIterator);
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result = _(list).sumBy('');
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result = _(dictionary).sumBy<number>(dictionaryIterator);
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result = _(dictionary).sumBy('');
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}
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{
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let result: _.LoDashExplicitWrapper<number>;
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result = _(array).chain().sumBy(listIterator);
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result = _(array).chain().sumBy('');
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result = _(list).chain().sumBy<number>(listIterator);
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result = _(list).chain().sumBy('');
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result = _(dictionary).chain().sumBy<number>(dictionaryIterator);
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result = _(dictionary).chain().sumBy('');
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}
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}
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Vendored
+179
-78
@@ -135,9 +135,9 @@ added 8 utility methods:
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added 4 math methods:
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- [x] _.maxBy
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- [ ] _.mean
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- [x] _.mean
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- [x] _.minBy
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- [ ] _.sumBy
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- [x] _.sumBy
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added 2 function methods:
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- [x] _.flip
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@@ -10226,6 +10226,38 @@ declare module _ {
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): T;
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}
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//_.mean
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interface LoDashStatic {
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/**
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* Computes the mean of the values in `array`.
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*
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* @static
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* @memberOf _
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* @category Math
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* @param {Array} array The array to iterate over.
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* @returns {number} Returns the mean.
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* @example
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*
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* _.mean([4, 2, 8, 6]);
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* // => 5
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*/
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mean<T>(
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collection: List<T>
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): number;
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}
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interface LoDashImplicitArrayWrapper<T> {
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/**
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* @see _.mean
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*/
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mean<T>(): number;
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/**
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* @see _.mean
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*/
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mean(): number;
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}
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//_.min
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interface LoDashStatic {
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/**
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@@ -10391,40 +10423,19 @@ declare module _ {
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//_.sum
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interface LoDashStatic {
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/**
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* Gets the sum of the values in collection.
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* Computes the sum of the values in `array`.
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*
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* @param collection The collection to iterate over.
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* @param iteratee The function invoked per iteration.
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* @param thisArg The this binding of iteratee.
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* @return Returns the sum.
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* @static
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* @memberOf _
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* @category Math
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* @param {Array} array The array to iterate over.
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* @returns {number} Returns the sum.
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* @example
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*
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* _.sum([4, 2, 8, 6]);
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* // => 20
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*/
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sum<T>(
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collection: List<T>,
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iteratee: ListIterator<T, number>,
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thisArg?: any
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): number;
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/**
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* @see _.sum
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**/
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sum<T>(
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collection: Dictionary<T>,
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iteratee: DictionaryIterator<T, number>,
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thisArg?: any
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): number;
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/**
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* @see _.sum
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*/
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sum<T>(
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collection: List<number>|Dictionary<number>,
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iteratee: string
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): number;
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/**
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* @see _.sum
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*/
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sum<T>(collection: List<T>|Dictionary<T>): number;
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sum<T>(collection: List<T>): number;
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/**
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* @see _.sum
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@@ -10433,19 +10444,6 @@ declare module _ {
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}
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interface LoDashImplicitArrayWrapper<T> {
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/**
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* @see _.sum
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*/
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sum(
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iteratee: ListIterator<T, number>,
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thisArg?: any
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): number;
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/**
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* @see _.sum
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*/
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sum(iteratee: string): number;
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/**
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* @see _.sum
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*/
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@@ -10456,15 +10454,7 @@ declare module _ {
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/**
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* @see _.sum
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**/
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sum<TValue>(
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iteratee: ListIterator<TValue, number>|DictionaryIterator<TValue, number>,
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thisArg?: any
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): number;
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/**
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* @see _.sum
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*/
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sum(iteratee: string): number;
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sum<TValue>(): number;
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/**
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* @see _.sum
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@@ -10473,19 +10463,6 @@ declare module _ {
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}
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interface LoDashExplicitArrayWrapper<T> {
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/**
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* @see _.sum
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*/
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sum(
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iteratee: ListIterator<T, number>,
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thisArg?: any
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): LoDashExplicitWrapper<number>;
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/**
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* @see _.sum
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*/
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sum(iteratee: string): LoDashExplicitWrapper<number>;
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/**
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* @see _.sum
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*/
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@@ -10496,15 +10473,7 @@ declare module _ {
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/**
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* @see _.sum
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*/
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sum<TValue>(
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iteratee: ListIterator<TValue, number>|DictionaryIterator<TValue, number>,
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thisArg?: any
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): LoDashExplicitWrapper<number>;
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/**
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* @see _.sum
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*/
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sum(iteratee: string): LoDashExplicitWrapper<number>;
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sum<TValue>(): LoDashExplicitWrapper<number>;
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/**
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* @see _.sum
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@@ -10512,6 +10481,138 @@ declare module _ {
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sum(): LoDashExplicitWrapper<number>;
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}
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//_.sumBy
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interface LoDashStatic {
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/**
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* This method is like `_.sum` except that it accepts `iteratee` which is
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* invoked for each element in `array` to generate the value to be summed.
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* The iteratee is invoked with one argument: (value).
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*
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* @static
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* @memberOf _
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* @category Math
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* @param {Array} array The array to iterate over.
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* @param {Function|Object|string} [iteratee=_.identity] The iteratee invoked per element.
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* @returns {number} Returns the sum.
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* @example
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*
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* var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }];
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*
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* _.sumBy(objects, function(o) { return o.n; });
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* // => 20
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*
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* // using the `_.property` iteratee shorthand
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* _.sumBy(objects, 'n');
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* // => 20
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*/
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sumBy<T>(
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collection: List<T>,
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iteratee: ListIterator<T, number>
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): number;
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/**
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* @see _.sumBy
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**/
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sumBy<T>(
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collection: Dictionary<T>,
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iteratee: DictionaryIterator<T, number>
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): number;
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/**
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* @see _.sumBy
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*/
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sumBy<T>(
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collection: List<number>|Dictionary<number>,
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iteratee: string
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): number;
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/**
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* @see _.sumBy
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*/
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sumBy<T>(collection: List<T>|Dictionary<T>): number;
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/**
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* @see _.sumBy
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*/
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sumBy(collection: List<number>|Dictionary<number>): number;
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}
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interface LoDashImplicitArrayWrapper<T> {
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/**
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* @see _.sumBy
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*/
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sumBy(
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iteratee: ListIterator<T, number>
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): number;
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/**
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* @see _.sumBy
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*/
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sumBy(iteratee: string): number;
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/**
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* @see _.sumBy
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*/
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sumBy(): number;
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}
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interface LoDashImplicitObjectWrapper<T> {
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/**
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* @see _.sumBy
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**/
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sumBy<TValue>(
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iteratee: ListIterator<TValue, number>|DictionaryIterator<TValue, number>
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): number;
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/**
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* @see _.sumBy
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*/
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sumBy(iteratee: string): number;
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/**
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* @see _.sumBy
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*/
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sumBy(): number;
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}
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interface LoDashExplicitArrayWrapper<T> {
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/**
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* @see _.sumBy
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*/
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sumBy(
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iteratee: ListIterator<T, number>
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): LoDashExplicitWrapper<number>;
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/**
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* @see _.sumBy
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*/
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sumBy(iteratee: string): LoDashExplicitWrapper<number>;
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/**
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* @see _.sumBy
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*/
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sumBy(): LoDashExplicitWrapper<number>;
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}
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interface LoDashExplicitObjectWrapper<T> {
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/**
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* @see _.sumBy
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*/
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sumBy<TValue>(
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iteratee: ListIterator<TValue, number>|DictionaryIterator<TValue, number>
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): LoDashExplicitWrapper<number>;
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/**
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* @see _.sumBy
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*/
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sumBy(iteratee: string): LoDashExplicitWrapper<number>;
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/**
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* @see _.sumBy
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*/
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sumBy(): LoDashExplicitWrapper<number>;
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}
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/**********
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* Number *
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**********/
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