[lit-html] Fix styleMap initial render of mixed-case custom props

[justinfagnani]

Fixes #3738

[changeset-bot]

🦋 Changeset detected

Latest commit: adccf82

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 3 packages

Name	Type
lit-html	Patch
lit	Patch
lit-element	Patch

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[github-actions]

📊 Tachometer Benchmark Results

Summary

nop-update

• lit-html-kitchen-sink: unsure 🔍 -3% - +6% (-0.62ms - +1.32ms)
  ^{this-change vs tip-of-tree}

render

• lit-element-list: 112.08ms - 117.84ms
• lit-html-kitchen-sink: unsure 🔍 -5% - +8% (-2.09ms - +3.40ms)
  ^{this-change vs tip-of-tree}
• lit-html-repeat: unsure 🔍 -6% - +7% (-0.78ms - +0.92ms)
  ^{this-change vs tip-of-tree}
• lit-html-template-heavy: unsure 🔍 -3% - +1% (-2.10ms - +1.15ms)
  ^{this-change vs tip-of-tree}
• reactive-element-list: unsure 🔍 -1% - +3% (-1.00ms - +2.39ms)
  ^{this-change vs tip-of-tree}

update

• lit-element-list: 1191.31ms - 1207.45ms
• lit-html-kitchen-sink: unsure 🔍 -0% - +7% (-0.04ms - +7.45ms)
  ^{this-change vs tip-of-tree}
• lit-html-repeat: unsure 🔍 -2% - +2% (-8.24ms - +7.40ms)
  ^{this-change vs tip-of-tree}
• lit-html-template-heavy: unsure 🔍 -2% - +1% (-2.79ms - +1.80ms)
  ^{this-change vs tip-of-tree}
• reactive-element-list: unsure 🔍 -1% - +1% (-8.08ms - +8.51ms)
  ^{this-change vs tip-of-tree}

update-reflect

• lit-element-list: 1166.75ms - 1178.09ms
• reactive-element-list: unsure 🔍 -0% - +1% (-2.55ms - +13.27ms)
  ^{this-change vs tip-of-tree}

Results

lit-element-list

• Browser: chrome-headless 112.0.5615.49
• Sample size: 50
• Built by: Benchmarks #4642

• Commit: b615ec2

render

Version	Avg time	vs
	112.08ms - 117.84ms	-

update

Version	Avg time	vs
	1191.31ms - 1207.45ms	-

update-reflect

Version	Avg time	vs
	1166.75ms - 1178.09ms	-

lit-html-kitchen-sink

• Browser: chrome-headless 112.0.5615.49
• Sample size: 30
• Built by: Benchmarks #4642

• Commit: b615ec2

render

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	43.53ms - 47.89ms	-	unsure 🔍 -5% - +8% -2.09ms - +3.40ms	unsure 🔍 -5% - +9% -2.14ms - +4.08ms
tip-of-tree tip-of-tree	43.39ms - 46.71ms	unsure 🔍 -7% - +5% -3.40ms - +2.09ms	-	unsure 🔍 -6% - +7% -2.45ms - +3.08ms
previous-release previous-release	42.53ms - 46.95ms	unsure 🔍 -9% - +5% -4.08ms - +2.14ms	unsure 🔍 -7% - +5% -3.08ms - +2.45ms	-

update

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	112.11ms - 117.86ms	-	unsure 🔍 -0% - +7% -0.04ms - +7.45ms	unsure 🔍 -3% - +4% -3.17ms - +5.01ms
tip-of-tree tip-of-tree	108.88ms - 113.68ms	unsure 🔍 -6% - -0% -7.45ms - +0.04ms	-	unsure 🔍 -6% - +1% -6.55ms - +0.98ms
previous-release previous-release	111.16ms - 116.97ms	unsure 🔍 -4% - +3% -5.01ms - +3.17ms	unsure 🔍 -1% - +6% -0.98ms - +6.55ms	-

nop-update

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	21.07ms - 22.72ms	-	unsure 🔍 -3% - +6% -0.62ms - +1.32ms	unsure 🔍 -20% - +6% -4.79ms - +1.63ms
tip-of-tree tip-of-tree	21.03ms - 22.06ms	unsure 🔍 -6% - +3% -1.32ms - +0.62ms	-	unsure 🔍 -21% - +4% -5.07ms - +1.22ms
previous-release previous-release	20.37ms - 26.57ms	unsure 🔍 -8% - +22% -1.63ms - +4.79ms	unsure 🔍 -6% - +24% -1.22ms - +5.07ms	-

lit-html-repeat

• Browser: chrome-headless 112.0.5615.49
• Sample size: 30
• Built by: Benchmarks #4642

• Commit: b615ec2

render

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	13.54ms - 14.64ms	-	unsure 🔍 -6% - +7% -0.78ms - +0.92ms	unsure 🔍 -5% - +9% -0.71ms - +1.18ms
tip-of-tree tip-of-tree	13.37ms - 14.66ms	unsure 🔍 -7% - +6% -0.92ms - +0.78ms	-	unsure 🔍 -6% - +8% -0.84ms - +1.16ms
previous-release previous-release	13.10ms - 14.62ms	unsure 🔍 -8% - +5% -1.18ms - +0.71ms	unsure 🔍 -8% - +6% -1.16ms - +0.84ms	-

update

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	353.18ms - 361.36ms	-	unsure 🔍 -2% - +2% -8.24ms - +7.40ms	unsure 🔍 -4% - +0% -14.66ms - +0.21ms
tip-of-tree tip-of-tree	351.02ms - 364.35ms	unsure 🔍 -2% - +2% -7.40ms - +8.24ms	-	unsure 🔍 -4% - +1% -15.91ms - +2.31ms
previous-release previous-release	358.28ms - 370.70ms	unsure 🔍 -0% - +4% -0.21ms - +14.66ms	unsure 🔍 -1% - +4% -2.31ms - +15.91ms	-

lit-html-template-heavy

• Browser: chrome-headless 112.0.5615.49
• Sample size: 50
• Built by: Benchmarks #4642

• Commit: b615ec2

render

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	74.94ms - 77.01ms	-	unsure 🔍 -3% - +1% -2.10ms - +1.15ms	unsure 🔍 -3% - +1% -2.23ms - +0.58ms
tip-of-tree tip-of-tree	75.20ms - 77.70ms	unsure 🔍 -2% - +3% -1.15ms - +2.10ms	-	unsure 🔍 -2% - +2% -1.92ms - +1.22ms
previous-release previous-release	75.85ms - 77.75ms	unsure 🔍 -1% - +3% -0.58ms - +2.23ms	unsure 🔍 -2% - +3% -1.22ms - +1.92ms	-

update

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	168.40ms - 171.55ms	-	unsure 🔍 -2% - +1% -2.79ms - +1.80ms	unsure 🔍 -2% - +1% -3.14ms - +1.94ms
tip-of-tree tip-of-tree	168.79ms - 172.15ms	unsure 🔍 -1% - +2% -1.80ms - +2.79ms	-	unsure 🔍 -2% - +1% -2.71ms - +2.51ms
previous-release previous-release	168.58ms - 172.56ms	unsure 🔍 -1% - +2% -1.94ms - +3.14ms	unsure 🔍 -1% - +2% -2.51ms - +2.71ms	-

reactive-element-list

• Browser: chrome-headless 112.0.5615.49
• Sample size: 50
• Built by: Benchmarks #4642

• Commit: b615ec2

render

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	75.44ms - 77.75ms	-	unsure 🔍 -1% - +3% -1.00ms - +2.39ms	slower ❌ 0% - 4% 0.06ms - 3.07ms
tip-of-tree tip-of-tree	74.66ms - 77.15ms	unsure 🔍 -3% - +1% -2.39ms - +1.00ms	-	unsure 🔍 -1% - +3% -0.71ms - +2.45ms
previous-release previous-release	74.07ms - 76.00ms	faster ✔ 0% - 4% 0.06ms - 3.07ms	unsure 🔍 -3% - +1% -2.45ms - +0.71ms	-

update

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	1228.37ms - 1238.57ms	-	unsure 🔍 -1% - +1% -8.08ms - +8.51ms	unsure 🔍 -0% - +1% -3.71ms - +11.71ms
tip-of-tree tip-of-tree	1226.72ms - 1239.80ms	unsure 🔍 -1% - +1% -8.51ms - +8.08ms	-	unsure 🔍 -0% - +1% -4.94ms - +12.52ms
previous-release previous-release	1223.69ms - 1235.25ms	unsure 🔍 -1% - +0% -11.71ms - +3.71ms	unsure 🔍 -1% - +0% -12.52ms - +4.94ms	-

update-reflect

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree	vs previous-release previous-release
this-change	1227.32ms - 1237.45ms	-	unsure 🔍 -0% - +1% -2.55ms - +13.27ms	slower ❌ 0% - 1% 2.59ms - 17.65ms
tip-of-tree tip-of-tree	1220.95ms - 1233.10ms	unsure 🔍 -1% - +0% -13.27ms - +2.55ms	-	unsure 🔍 -0% - +1% -3.49ms - +13.00ms
previous-release previous-release	1216.70ms - 1227.84ms	faster ✔ 0% - 1% 2.59ms - 17.65ms	unsure 🔍 -1% - +0% -13.00ms - +3.49ms	-

_{tachometer-reporter-action v2 for Benchmarks}

[augustjk]

LGTM

[sorvell]

Thanks!