68 lines
1.3 KiB
V
68 lines
1.3 KiB
V
// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module time
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pub struct StopWatchOptions {
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auto_start bool = true
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}
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pub struct StopWatch {
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mut:
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elapsed u64
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pub mut:
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start u64
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end u64
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}
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pub fn new_stopwatch(opts StopWatchOptions) StopWatch {
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mut initial := u64(0)
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if opts.auto_start {
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initial = time.sys_mono_now()
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}
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return StopWatch{elapsed: 0, start: initial, end: 0}
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}
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// start Starts the timer. If the timer was paused, restarts counting.
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pub fn (mut t StopWatch) start() {
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t.start = time.sys_mono_now()
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t.end = 0
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}
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pub fn (mut t StopWatch) restart() {
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t.start = time.sys_mono_now()
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t.end = 0
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t.elapsed = 0
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}
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pub fn (mut t StopWatch) stop() {
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t.end = time.sys_mono_now()
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}
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pub fn (mut t StopWatch) pause() {
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if t.start > 0 {
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if t.end == 0 {
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t.elapsed += time.sys_mono_now() - t.start
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} else {
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t.elapsed += t.end - t.start
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}
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}
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t.start = 0
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}
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// elapsed returns the Duration since the last start call
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pub fn (t StopWatch) elapsed() Duration {
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if t.start > 0 {
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if t.end == 0 {
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return Duration(i64(time.sys_mono_now() - t.start + t.elapsed))
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} else {
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return Duration(i64(t.end - t.start + t.elapsed))
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}
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}
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return Duration(i64(t.elapsed))
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}
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