Context consumer unmounting perf

[JoviDeCroock]

Supersedes #3979

Set is supported in IE11 https://caniuse.com/?search=JavaScript%20Set the difference is that add returns undefined

[github-actions]

📊 Tachometer Benchmark Results

Summary

duration

• create10k: unsure 🔍 -1% - +0% (-5.89ms - +2.33ms)
  ^{preact-local vs preact-main}
• filter-list: unsure 🔍 -1% - +3% (-0.21ms - +0.53ms)
  ^{preact-local vs preact-main}
• hydrate1k: unsure 🔍 -3% - +0% (-2.42ms - +0.37ms)
  ^{preact-local vs preact-main}
• many-updates: unsure 🔍 -2% - +2% (-0.27ms - +0.41ms)
  ^{preact-local vs preact-main}
• replace1k: unsure 🔍 -1% - +2% (-0.44ms - +1.50ms)
  ^{preact-local vs preact-main}
• text-update: unsure 🔍 -4% - +3% (-0.09ms - +0.07ms)
  ^{preact-local vs preact-main}
• todo: unsure 🔍 -4% - +1% (-1.57ms - +0.24ms)
  ^{preact-local vs preact-main}
• update10th1k: unsure 🔍 -3% - +2% (-0.96ms - +0.85ms)
  ^{preact-local vs preact-main}

usedJSHeapSize

• create10k: unsure 🔍 -0% - +0% (-0.00ms - +0.05ms)
  ^{preact-local vs preact-main}
• filter-list: unsure 🔍 -1% - +1% (-0.01ms - +0.02ms)
  ^{preact-local vs preact-main}
• hydrate1k: unsure 🔍 -1% - +2% (-0.20ms - +0.30ms)
  ^{preact-local vs preact-main}
• many-updates: unsure 🔍 -0% - +1% (-0.01ms - +0.02ms)
  ^{preact-local vs preact-main}
• replace1k: unsure 🔍 -0% - +1% (-0.00ms - +0.02ms)
  ^{preact-local vs preact-main}
• text-update: unsure 🔍 +0% - +0% (+0.00ms - +0.00ms)
  ^{preact-local vs preact-main}
• todo: unsure 🔍 -1% - +1% (-0.01ms - +0.02ms)
  ^{preact-local vs preact-main}
• update10th1k: unsure 🔍 -1% - +1% (-0.02ms - +0.02ms)
  ^{preact-local vs preact-main}

Results

create10k

• Browser: chrome-headless
• Sample size: 50
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	967.00ms - 971.81ms	-	unsure 🔍 -1% - +0% -5.89ms - +2.33ms
preact-main	967.85ms - 974.51ms	unsure 🔍 -0% - +1% -2.33ms - +5.89ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	25.38ms - 25.42ms	-	unsure 🔍 -0% - +0% -0.00ms - +0.05ms
preact-main	25.37ms - 25.39ms	unsure 🔍 -0% - +0% -0.05ms - +0.00ms	-

filter-list

• Browser: chrome-headless
• Sample size: 50
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	16.37ms - 17.11ms	-	unsure 🔍 -1% - +3% -0.21ms - +0.53ms
preact-main	16.55ms - 16.61ms	unsure 🔍 -3% - +1% -0.53ms - +0.21ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	1.66ms - 1.69ms	-	unsure 🔍 -1% - +1% -0.01ms - +0.02ms
preact-main	1.66ms - 1.68ms	unsure 🔍 -1% - +1% -0.02ms - +0.01ms	-

hydrate1k

• Browser: chrome-headless
• Sample size: 50
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	74.14ms - 75.26ms	-	unsure 🔍 -3% - +0% -2.42ms - +0.37ms
preact-main	74.44ms - 77.00ms	unsure 🔍 -1% - +3% -0.37ms - +2.42ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	15.42ms - 15.75ms	-	unsure 🔍 -1% - +2% -0.20ms - +0.30ms
preact-main	15.35ms - 15.72ms	unsure 🔍 -2% - +1% -0.30ms - +0.20ms	-

many-updates

• Browser: chrome-headless
• Sample size: 50
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	16.93ms - 17.43ms	-	unsure 🔍 -2% - +2% -0.27ms - +0.41ms
preact-main	16.88ms - 17.34ms	unsure 🔍 -2% - +2% -0.41ms - +0.27ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	4.59ms - 4.61ms	-	unsure 🔍 -0% - +1% -0.01ms - +0.02ms
preact-main	4.58ms - 4.60ms	unsure 🔍 -1% - +0% -0.02ms - +0.01ms	-

replace1k

• Browser: chrome-headless
• Sample size: 100
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	71.90ms - 73.53ms	-	unsure 🔍 -1% - +2% -0.44ms - +1.50ms
preact-main	71.66ms - 72.71ms	unsure 🔍 -2% - +1% -1.50ms - +0.44ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	3.59ms - 3.62ms	-	unsure 🔍 -0% - +1% -0.00ms - +0.02ms
preact-main	3.59ms - 3.60ms	unsure 🔍 -1% - +0% -0.02ms - +0.00ms	-

run-warmup-0

Version	Avg time	vs preact-local	vs preact-main
preact-local	30.47ms - 31.11ms	-	unsure 🔍 -1% - +2% -0.31ms - +0.53ms
preact-main	30.41ms - 30.95ms	unsure 🔍 -2% - +1% -0.53ms - +0.31ms	-

run-warmup-1

Version	Avg time	vs preact-local	vs preact-main
preact-local	36.02ms - 37.57ms	-	unsure 🔍 -2% - +5% -0.55ms - +1.66ms
preact-main	35.46ms - 37.02ms	unsure 🔍 -4% - +1% -1.66ms - +0.55ms	-

run-warmup-2

Version	Avg time	vs preact-local	vs preact-main
preact-local	25.85ms - 26.23ms	-	unsure 🔍 -2% - +0% -0.54ms - +0.03ms
preact-main	26.08ms - 26.52ms	unsure 🔍 -0% - +2% -0.03ms - +0.54ms	-

run-warmup-3

Version	Avg time	vs preact-local	vs preact-main
preact-local	26.69ms - 27.79ms	-	unsure 🔍 -1% - +4% -0.34ms - +1.18ms
preact-main	26.29ms - 27.34ms	unsure 🔍 -4% - +1% -1.18ms - +0.34ms	-

run-warmup-4

Version	Avg time	vs preact-local	vs preact-main
preact-local	20.92ms - 21.55ms	-	unsure 🔍 -2% - +3% -0.33ms - +0.59ms
preact-main	20.77ms - 21.44ms	unsure 🔍 -3% - +2% -0.59ms - +0.33ms	-

run-final

Version	Avg time	vs preact-local	vs preact-main
preact-local	22.57ms - 23.28ms	-	unsure 🔍 -2% - +2% -0.38ms - +0.40ms
preact-main	22.75ms - 23.09ms	unsure 🔍 -2% - +2% -0.40ms - +0.38ms	-

text-update

• Browser: chrome-headless
• Sample size: 110
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	1.97ms - 2.08ms	-	unsure 🔍 -4% - +3% -0.09ms - +0.07ms
preact-main	1.98ms - 2.09ms	unsure 🔍 -3% - +4% -0.07ms - +0.09ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	1.12ms - 1.12ms	-	unsure 🔍 +0% - +0% +0.00ms - +0.00ms
preact-main	1.12ms - 1.12ms	unsure 🔍 -0% - -0% -0.00ms - -0.00ms	-

todo

• Browser: chrome-headless
• Sample size: 70
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	34.27ms - 34.51ms	-	unsure 🔍 -4% - +1% -1.57ms - +0.24ms
preact-main	34.16ms - 35.95ms	unsure 🔍 -1% - +5% -0.24ms - +1.57ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	1.23ms - 1.25ms	-	unsure 🔍 -1% - +1% -0.01ms - +0.02ms
preact-main	1.23ms - 1.24ms	unsure 🔍 -1% - +1% -0.02ms - +0.01ms	-

update10th1k

• Browser: chrome-headless
• Sample size: 50
• Built by: Benchmarks #1720

• Commit: 57fa02b

duration

Version	Avg time	vs preact-local	vs preact-main
preact-local	34.12ms - 35.41ms	-	unsure 🔍 -3% - +2% -0.96ms - +0.85ms
preact-main	34.18ms - 35.45ms	unsure 🔍 -2% - +3% -0.85ms - +0.96ms	-

usedJSHeapSize

Version	Avg time	vs preact-local	vs preact-main
preact-local	3.54ms - 3.56ms	-	unsure 🔍 -1% - +1% -0.02ms - +0.02ms
preact-main	3.54ms - 3.57ms	unsure 🔍 -1% - +1% -0.02ms - +0.02ms	-

_{tachometer-reporter-action v2 for Benchmarks}

[github-actions]

Size Change: +44 B (+0.07%)

Total Size: 62.1 kB

Filename	Size	Change
dist/preact.js	4.67 kB	+9 B (+0.19%)
dist/preact.min.js	4.69 kB	+7 B (+0.15%)
dist/preact.min.module.js	4.69 kB	+8 B (+0.17%)
dist/preact.min.umd.js	4.72 kB	+7 B (+0.15%)
dist/preact.module.js	4.68 kB	+7 B (+0.15%)
dist/preact.umd.js	4.73 kB	+6 B (+0.13%)

ℹ️ View Unchanged

Filename	Size
compat/dist/compat.js	4.13 kB
compat/dist/compat.module.js	4.05 kB
compat/dist/compat.umd.js	4.19 kB
debug/dist/debug.js	3.82 kB
debug/dist/debug.module.js	3.83 kB
debug/dist/debug.umd.js	3.9 kB
devtools/dist/devtools.js	260 B
devtools/dist/devtools.module.js	274 B
devtools/dist/devtools.umd.js	346 B
hooks/dist/hooks.js	1.53 kB
hooks/dist/hooks.module.js	1.56 kB
hooks/dist/hooks.umd.js	1.6 kB
jsx-runtime/dist/jsxRuntime.js	976 B
jsx-runtime/dist/jsxRuntime.module.js	949 B
jsx-runtime/dist/jsxRuntime.umd.js	1.05 kB
test-utils/dist/testUtils.js	451 B
test-utils/dist/testUtils.module.js	456 B
test-utils/dist/testUtils.umd.js	536 B

_{compressed-size-action}

[coveralls]

coverage: 99.488%. remained the same
when pulling 57fa02b on context-unmounting-perf
into 87f7efa on main.