fromfrom - npm Package Compare versions

Comparing version 1.1.0 to 1.1.1

dist/fromfrom.es5.js

@@ -114,2 +114,24 @@ /**
 
+const createTakeWhileIterable = (iterable, predicate) => new IterableCreatorIterable(function* take() {
+    for (const item of iterable) {
+        if (!predicate(item)) {
+            break;
+        }
+        yield item;
+    }
+});
+
+const createSkipWhileIterable = (iterable, predicate) => new IterableCreatorIterable(function* skip() {
+    let startTaking = false;
+    for (const item of iterable) {
+        if (startTaking) {
+            yield item;
+        }
+        else if (!predicate(item)) {
+            yield item;
+            startTaking = true;
+        }
+    }
+});
+
 const identityPredicateFn = (x) => x;
@@ -336,2 +358,19 @@ const defaultComparer = (a, b) => {
     /**
+     * Bypasses elements in a sequence as long as a specified condition is true
+     * and then returns the remaining elements.
+     *
+     * @param predicate  A function to test each element for a condition.
+     *
+     * @example
+     * ```ts
+     * // Returns [3, 4, 5]
+     * from([1, 2, 3, 4, 5])
+     *   .skipWhile(i => i < 3)
+     *   .toArray();
+     * ```
+     */
+    skipWhile(predicate) {
+        return new Sequence(createSkipWhileIterable(this._iterable, predicate));
+    }
+    /**
      * Returns true if sequence contains an element for which the given
@@ -376,2 +415,19 @@ * predicate returns a truthy value.
     /**
+     * Returns elements from a sequence as long as a specified condition is true,
+     * and then skips the remaining elements.
+     *
+     * @param predicate  A function to test each element for a condition.
+     *
+     * @example
+     * ```ts
+     * // Returns [1, 2]
+     * from([1, 2, 3, 4, 5])
+     *   .takeWhile(i => i < 3)
+     *   .toArray();
+     * ```
+     */
+    takeWhile(predicate) {
+        return new Sequence(createTakeWhileIterable(this._iterable, predicate));
+    }
+    /**
      * Converts the sequence to an array
@@ -378,0 +434,0 @@ *

dist/fromfrom.umd.js

@@ -120,2 +120,24 @@ (function (global, factory) {
 
+  const createTakeWhileIterable = (iterable, predicate) => new IterableCreatorIterable(function* take() {
+      for (const item of iterable) {
+          if (!predicate(item)) {
+              break;
+          }
+          yield item;
+      }
+  });
+
+  const createSkipWhileIterable = (iterable, predicate) => new IterableCreatorIterable(function* skip() {
+      let startTaking = false;
+      for (const item of iterable) {
+          if (startTaking) {
+              yield item;
+          }
+          else if (!predicate(item)) {
+              yield item;
+              startTaking = true;
+          }
+      }
+  });
+
   const identityPredicateFn = (x) => x;
@@ -342,2 +364,19 @@ const defaultComparer = (a, b) => {
       /**
+       * Bypasses elements in a sequence as long as a specified condition is true
+       * and then returns the remaining elements.
+       *
+       * @param predicate  A function to test each element for a condition.
+       *
+       * @example
+       * ```ts
+       * // Returns [3, 4, 5]
+       * from([1, 2, 3, 4, 5])
+       *   .skipWhile(i => i < 3)
+       *   .toArray();
+       * ```
+       */
+      skipWhile(predicate) {
+          return new Sequence(createSkipWhileIterable(this._iterable, predicate));
+      }
+      /**
        * Returns true if sequence contains an element for which the given
@@ -382,2 +421,19 @@ * predicate returns a truthy value.
       /**
+       * Returns elements from a sequence as long as a specified condition is true,
+       * and then skips the remaining elements.
+       *
+       * @param predicate  A function to test each element for a condition.
+       *
+       * @example
+       * ```ts
+       * // Returns [1, 2]
+       * from([1, 2, 3, 4, 5])
+       *   .takeWhile(i => i < 3)
+       *   .toArray();
+       * ```
+       */
+      takeWhile(predicate) {
+          return new Sequence(createTakeWhileIterable(this._iterable, predicate));
+      }
+      /**
        * Converts the sequence to an array
@@ -384,0 +440,0 @@ *

dist/lib/Sequence.js

@@ -13,2 +13,4 @@ "use strict";
 const sortBy_1 = require("./transforms/sortBy");
+const takeWhile_1 = require("./transforms/takeWhile");
+const skipWhile_1 = require("./transforms/skipWhile");
 const identityPredicateFn = (x) => x;
@@ -235,2 +237,19 @@ const defaultComparer = (a, b) => {
     /**
+     * Bypasses elements in a sequence as long as a specified condition is true
+     * and then returns the remaining elements.
+     *
+     * @param predicate  A function to test each element for a condition.
+     *
+     * @example
+     * ```ts
+     * // Returns [3, 4, 5]
+     * from([1, 2, 3, 4, 5])
+     *   .skipWhile(i => i < 3)
+     *   .toArray();
+     * ```
+     */
+    skipWhile(predicate) {
+        return new Sequence(skipWhile_1.createSkipWhileIterable(this._iterable, predicate));
+    }
+    /**
      * Returns true if sequence contains an element for which the given
@@ -275,2 +294,19 @@ * predicate returns a truthy value.
     /**
+     * Returns elements from a sequence as long as a specified condition is true,
+     * and then skips the remaining elements.
+     *
+     * @param predicate  A function to test each element for a condition.
+     *
+     * @example
+     * ```ts
+     * // Returns [1, 2]
+     * from([1, 2, 3, 4, 5])
+     *   .takeWhile(i => i < 3)
+     *   .toArray();
+     * ```
+     */
+    takeWhile(predicate) {
+        return new Sequence(takeWhile_1.createTakeWhileIterable(this._iterable, predicate));
+    }
+    /**
      * Converts the sequence to an array
@@ -277,0 +313,0 @@ *

dist/types/Sequence.d.ts

@@ -255,2 +255,17 @@ import { KeySelectorFn, ComparerFn, PredicateFn, MapFn, CallbackFn, Grouping, ReduceCallbackFn, NumberKeyedObject, StringKeyedObject } from "./types";
     /**
+     * Bypasses elements in a sequence as long as a specified condition is true
+     * and then returns the remaining elements.
+     *
+     * @param predicate  A function to test each element for a condition.
+     *
+     * @example
+     * ```ts
+     * // Returns [3, 4, 5]
+     * from([1, 2, 3, 4, 5])
+     *   .skipWhile(i => i < 3)
+     *   .toArray();
+     * ```
+     */
+    skipWhile(predicate: PredicateFn<TItem>): Sequence<TItem>;
+    /**
      * Returns true if sequence contains an element for which the given
@@ -288,2 +303,17 @@ * predicate returns a truthy value.
     /**
+     * Returns elements from a sequence as long as a specified condition is true,
+     * and then skips the remaining elements.
+     *
+     * @param predicate  A function to test each element for a condition.
+     *
+     * @example
+     * ```ts
+     * // Returns [1, 2]
+     * from([1, 2, 3, 4, 5])
+     *   .takeWhile(i => i < 3)
+     *   .toArray();
+     * ```
+     */
+    takeWhile(predicate: PredicateFn<TItem>): Sequence<TItem>;
+    /**
      * Converts the sequence to an array
@@ -290,0 +320,0 @@ *

package.json

 {
   "name": "fromfrom",
-  "version": "1.1.0",
+  "version": "1.1.1",
   "description": "LINQ inspired library to transform sequences of data",
@@ -5,0 +5,0 @@ "keywords": [

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Improved metrics

Total package byte prevSize

171941

increased by8.76%

Number of package files

58

increased by11.54%

Lines of code

2155

increased by10.46%

No dependency changes