calc-stats - npm Package Compare versions

Comparing version 0.0.4 to 0.1.0

calc-stats.js

		@@ -0,52 +1,4 @@
		const { getOrCreateIterator } = require("iter-fun");
		const fasterMedian = require("faster-median");

		const isArray = (data) => {
		try {
		return data.constructor.name.endsWith("Array");
		} catch {
		return false;
		}
		};

		const hasNext = (data) => {
		try {
		return typeof data.next === "function";
		} catch {
		return false;
		}
		};

		const hasIterator = (data) => {
		try {
		return "@@iterator" in data;
		} catch {
		return false;
		}
		};

		const hasSymbolIterator = (data) => {
		try {
		return Symbol.iterator in data.constructor.prototype;
		} catch {
		return false;
		}
		};

		const getIterator = (data) => {
		const iter = data["@@iterator"];
		if (hasNext(iter)) {
		return iter;
		} else if (typeof iter === "function") {
		return iter();
		}
		};

		const createIterator = (data) => {
		let i = 0;
		let len = data.length;
		return {
		next: () => (i++ < len ? { value: data[i], done: false } : { done: true }),
		};
		};

		function calcStats(
		@@ -65,16 +17,4 @@ data,
		) {
		let iter;
		const iter = getOrCreateIterator(data);

		if (hasNext(data)) {
		iter = data;
		} else if (hasSymbolIterator(data)) {
		iter = data[Symbol.iterator]();
		} else if (hasIterator(data)) {
		iter = getIterator(data);
		} else if (typeof data === "string" \|\| isArray(data)) {
		iter = createIterator(data);
		} else {
		throw "[calc-stats] unable to determine iterator";
		}

		let needCount = calcMean \|\| calcMedian;
		@@ -81,0 +21,0 @@ let needHistogram = calcHistogram \|\| calcMedian \|\| calcMode \|\| calcModes;

package.json

		{
		"name": "calc-stats",
		"version": "0.0.4",
		"version": "0.1.0",
		"description": "Memory-Aware Statistical Calculations",
		@@ -40,4 +40,5 @@ "main": "calc-stats.js",
		"dependencies": {
		"faster-median": "^0.2.0"
		"faster-median": "^0.2.0",
		"iter-fun": "^0.1.0"
		}
		}

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