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static/lib/Highcharts-10.2.1/es-modules/Stock/Indicators/ArrayUtilities.js

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+/**
+ *
+ *  (c) 2010-2021 Pawel Fus & Daniel Studencki
+ *
+ *  License: www.highcharts.com/license
+ *
+ *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
+ *
+ * */
+'use strict';
+/* *
+ *
+ *  Functions
+ *
+ * */
+/**
+ * Get extremes of array filled by OHLC data.
+ *
+ * @private
+ *
+ * @param {Array<Array<number>>} arr
+ * Array of OHLC points (arrays).
+ *
+ * @param {number} minIndex
+ * Index of "low" value in point array.
+ *
+ * @param {number} maxIndex
+ * Index of "high" value in point array.
+ *
+ * @return {Array<number,number>}
+ * Returns array with min and max value.
+ */
+function getArrayExtremes(arr, minIndex, maxIndex) {
+    return arr.reduce(function (prev, target) { return [
+        Math.min(prev[0], target[minIndex]),
+        Math.max(prev[1], target[maxIndex])
+    ]; }, [Number.MAX_VALUE, -Number.MAX_VALUE]);
+}
+/* *
+ *
+ *  Default Export
+ *
+ * */
+var ArrayUtilities = {
+    getArrayExtremes: getArrayExtremes
+};
+export default ArrayUtilities;