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authorRaindropsSys <contact@minteck.org>2023-04-24 14:03:36 +0200
committerRaindropsSys <contact@minteck.org>2023-04-24 14:03:36 +0200
commit633c92eae865e957121e08de634aeee11a8b3992 (patch)
tree09d881bee1dae0b6eee49db1dfaf0f500240606c /includes/external/matrix/node_modules/axios/lib/helpers/speedometer.js
parentc4657e4509733699c0f26a3c900bab47e915d5a0 (diff)
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Updated 18 files, added 1692 files and deleted includes/system/compare.inc (automated)
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-rw-r--r--includes/external/matrix/node_modules/axios/lib/helpers/speedometer.js55
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diff --git a/includes/external/matrix/node_modules/axios/lib/helpers/speedometer.js b/includes/external/matrix/node_modules/axios/lib/helpers/speedometer.js
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+'use strict';
+
+/**
+ * Calculate data maxRate
+ * @param {Number} [samplesCount= 10]
+ * @param {Number} [min= 1000]
+ * @returns {Function}
+ */
+function speedometer(samplesCount, min) {
+ samplesCount = samplesCount || 10;
+ const bytes = new Array(samplesCount);
+ const timestamps = new Array(samplesCount);
+ let head = 0;
+ let tail = 0;
+ let firstSampleTS;
+
+ min = min !== undefined ? min : 1000;
+
+ return function push(chunkLength) {
+ const now = Date.now();
+
+ const startedAt = timestamps[tail];
+
+ if (!firstSampleTS) {
+ firstSampleTS = now;
+ }
+
+ bytes[head] = chunkLength;
+ timestamps[head] = now;
+
+ let i = tail;
+ let bytesCount = 0;
+
+ while (i !== head) {
+ bytesCount += bytes[i++];
+ i = i % samplesCount;
+ }
+
+ head = (head + 1) % samplesCount;
+
+ if (head === tail) {
+ tail = (tail + 1) % samplesCount;
+ }
+
+ if (now - firstSampleTS < min) {
+ return;
+ }
+
+ const passed = startedAt && now - startedAt;
+
+ return passed ? Math.round(bytesCount * 1000 / passed) : undefined;
+ };
+}
+
+export default speedometer;