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console: display timeEnd with suitable time unit · nodejs/node@66043e1 · GitHub

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Commit 66043e1

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Xstoudi
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addaleax
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console: display timeEnd with suitable time unit
When timeEnd function is called, display result with a suitable time unit instead of a big amount of milliseconds. Refs: #29099 PR-URL: #29251 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
1 parent b3172f8 commit 66043e1

3 files changed

Lines changed: 60 additions & 19 deletions

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‎lib/internal/console/constructor.js‎

Lines changed: 29 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -32,6 +32,10 @@ const kTraceBegin = 'b'.charCodeAt(0);
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const kTraceEnd = 'e'.charCodeAt(0);
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const kTraceInstant = 'n'.charCodeAt(0);
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35+
const kSecond = 1000;
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const kMinute = 60 * kSecond;
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const kHour = 60 * kMinute;
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const {
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isArray: ArrayIsArray,
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from: ArrayFrom,
@@ -518,14 +522,35 @@ function timeLogImpl(self, name, label, data) {
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}
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const duration = process.hrtime(time);
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const ms = duration[0] * 1000 + duration[1] / 1e6;
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const formatted = formatTime(ms);
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521528
if (data === undefined) {
522-
self.log('%s: %sms', label, ms.toFixed(3));
529+
self.log('%s: %s', label, formatted);
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} else {
524-
self.log('%s: %sms', label, ms.toFixed(3), ...data);
531+
self.log('%s: %s', label, formatted, ...data);
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}
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return true;
527534
}
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536+
function formatTime(ms) {
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let value = ms;
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let unit = 'ms';
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540+
if (ms >= kHour) {
541+
value = ms / kHour;
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unit = 'h';
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} else if (ms >= kMinute) {
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value = ms / kMinute;
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unit = 'min';
546+
} else if (ms >= kSecond) {
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value = ms / kSecond;
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unit = 's';
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}
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return value.toFixed(3) + unit;
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}
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const keyKey = 'Key';
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const valuesKey = 'Values';
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const indexKey = '(index)';
@@ -547,5 +572,6 @@ Console.prototype.groupCollapsed = Console.prototype.group;
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module.exports = {
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Console,
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kBindStreamsLazy,
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kBindProperties
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kBindProperties,
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formatTime // exported for tests
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};

‎test/parallel/test-console-formatTime.js‎

Lines changed: 15 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,15 @@
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'use strict';
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// Flags: --expose-internals
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require('../common');
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const { formatTime } = require('internal/console/constructor');
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const assert = require('assert');
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const test1 = formatTime(100);
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const test2 = formatTime(1500);
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const test3 = formatTime(60300);
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const test4 = formatTime(4000000);
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assert.strictEqual(test1, '100.000ms');
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assert.strictEqual(test2, '1.500s');
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assert.strictEqual(test3, '1.005min');
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assert.strictEqual(test4, '1.111h');

‎test/parallel/test-console.js‎

Lines changed: 16 additions & 16 deletions
Original file line numberDiff line numberDiff line change
@@ -246,24 +246,24 @@ assert.ok(strings[0].includes('foo: { bar: { baz:'));
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assert.ok(strings[0].includes('quux'));
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assert.ok(strings.shift().includes('quux: true'));
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assert.ok(/^label: \d+\.\d{3}ms$/.test(strings.shift().trim()));
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assert.ok(/^__proto__: \d+\.\d{3}ms$/.test(strings.shift().trim()));
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assert.ok(/^constructor: \d+\.\d{3}ms$/.test(strings.shift().trim()));
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assert.ok(/^hasOwnProperty: \d+\.\d{3}ms$/.test(strings.shift().trim()));
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assert.ok(/^label: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
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assert.ok(/^__proto__: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
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assert.ok(/^constructor: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
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assert.ok(/^hasOwnProperty: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
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// Verify that console.time() coerces label values to strings as expected
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assert.ok(/^: \d+\.\d{3}ms$/.test(strings.shift().trim()));
256-
assert.ok(/^\[object Object\]: \d+\.\d{3}ms$/.test(strings.shift().trim()));
257-
assert.ok(/^\[object Object\]: \d+\.\d{3}ms$/.test(strings.shift().trim()));
258-
assert.ok(/^null: \d+\.\d{3}ms$/.test(strings.shift().trim()));
259-
assert.ok(/^default: \d+\.\d{3}ms$/.test(strings.shift().trim()));
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assert.ok(/^default: \d+\.\d{3}ms$/.test(strings.shift().trim()));
261-
assert.ok(/^NaN: \d+\.\d{3}ms$/.test(strings.shift().trim()));
262-
263-
assert.ok(/^log1: \d+\.\d{3}ms$/.test(strings.shift().trim()));
264-
assert.ok(/^log1: \d+\.\d{3}ms test$/.test(strings.shift().trim()));
265-
assert.ok(/^log1: \d+\.\d{3}ms {} \[ 1, 2, 3 ]$/.test(strings.shift().trim()));
266-
assert.ok(/^log1: \d+\.\d{3}ms$/.test(strings.shift().trim()));
255+
assert.ok(/^: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
256+
assert.ok(/^\[object Object\]: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
257+
assert.ok(/^\[object Object\]: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
258+
assert.ok(/^null: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
259+
assert.ok(/^default: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
260+
assert.ok(/^default: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
261+
assert.ok(/^NaN: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
262+
263+
assert.ok(/^log1: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
264+
assert.ok(/^log1: \d+\.\d{3}(ms|s|min|h) test$/.test(strings.shift().trim()));
265+
assert.ok(/^log1: \d+\.\d{3}(ms|s|min|h) {} \[ 1, 2, 3 ]$/.test(strings.shift().trim()));
266+
assert.ok(/^log1: \d+\.\d{3}(ms|s|min|h)$/.test(strings.shift().trim()));
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268268
// Make sure that we checked all strings
269269
assert.strictEqual(strings.length, 0);

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