parser/scanner: replace p.peek_tok2/3 with p.peek_token(2/3) (#8946)

vlib/v/util/timers.v

@@ -33,13 +33,18 @@ pub fn timing_measure(label string) {
 	get_timers().show(label)
 }
 
+pub fn timing_measure_cumulative(label string) {
+	get_timers().measure_cumulative(label)
+}
+
 pub fn timing_set_should_print(should_print bool) {
 	mut t := util.timers
 	t.should_print = should_print
 }
 
 pub fn (mut t Timers) start(name string) {
-	sw := time.new_stopwatch({})
+	mut sw := t.swatches[name] or { time.new_stopwatch({}) }
+	sw.start()
 	t.swatches[name] = sw
 }
 
@@ -54,6 +59,35 @@ pub fn (mut t Timers) measure(name string) i64 {
 	return ms
 }
 
+pub fn (mut t Timers) measure_cumulative(name string) i64 {
+	ms := t.measure(name)
+	if name !in t.swatches {
+		return ms
+	}
+	mut sw := t.swatches[name]
+	sw.pause()
+	t.swatches[name] = sw
+	return ms
+}
+
+pub fn (mut t Timers) measure_pause(name string) {
+	if name !in t.swatches {
+		return
+	}
+	mut sw := t.swatches[name]
+	sw.pause()
+	t.swatches[name] = sw
+}
+
+pub fn (mut t Timers) measure_resume(name string) {
+	if name !in t.swatches {
+		return
+	}
+	mut sw := t.swatches[name]
+	sw.start()
+	t.swatches[name] = sw
+}
+
 pub fn (mut t Timers) message(name string) string {
 	ms := f64(t.measure(name)) / 1000.0
 	value := bold('${ms:-8.3f}')
@@ -68,6 +102,13 @@ pub fn (mut t Timers) show(label string) {
 	}
 }
 
+pub fn (mut t Timers) show_if_exists(label string) {
+	if label !in t.swatches {
+		return
+	}
+	t.show(label)
+}
+
 pub fn (mut t Timers) dump_all() {
 	for k, _ in t.swatches {
 		elapsed := t.message(k)