fix: calculate emoji width correctly when hidden

[nolanlawson]

Fixes #514

We fall back to a less performant emoji-width-calculation algorithm if the picker is hidden. This avoids needing to warn the user and potentially show broken results.

[github-actions]

📊 Tachometer Benchmark Results

Summary

benchmark-total

• emoji-picker-element-change-tab: unsure 🔍 -4% - +2% (-1.47ms - +0.59ms)
  ^{this-change vs tip-of-tree}
• emoji-picker-element-database-interactions: unsure 🔍 -5% - +4% (-6.22ms - +5.22ms)
  ^{this-change vs tip-of-tree}
• emoji-picker-element-first-load: unsure 🔍 -4% - +2% (-2.08ms - +1.39ms)
  ^{this-change vs tip-of-tree}
• emoji-picker-element-many-custom-emoji: unsure 🔍 -6% - +3% (-6.81ms - +2.93ms)
  ^{this-change vs tip-of-tree}
• emoji-picker-element-search: unsure 🔍 -8% - +1% (-3.65ms - +0.73ms)
  ^{this-change vs tip-of-tree}
• emoji-picker-element-second-load: unsure 🔍 -5% - +3% (-2.44ms - +1.30ms)
  ^{this-change vs tip-of-tree}

Results

emoji-picker-element-change-tab

• Browser: chrome-headless 145.0.0.0
• Sample size: 50
• Built by: Benchmarks #583

• Commit: 1047416

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree
this-change	32.92ms - 34.44ms	-	unsure 🔍 -4% - +2% -1.47ms - +0.59ms
tip-of-tree tip-of-tree	33.43ms - 34.82ms	unsure 🔍 -2% - +4% -0.59ms - +1.47ms	-

emoji-picker-element-database-interactions

• Browser: chrome-headless 145.0.0.0
• Sample size: 50
• Built by: Benchmarks #583

• Commit: 1047416

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree
this-change	126.42ms - 134.78ms	-	unsure 🔍 -5% - +4% -6.22ms - +5.22ms
tip-of-tree tip-of-tree	127.19ms - 135.00ms	unsure 🔍 -4% - +5% -5.22ms - +6.22ms	-

emoji-picker-element-first-load

• Browser: chrome-headless 145.0.0.0
• Sample size: 50
• Built by: Benchmarks #583

• Commit: 1047416

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree
this-change	55.70ms - 57.91ms	-	unsure 🔍 -4% - +2% -2.08ms - +1.39ms
tip-of-tree tip-of-tree	55.82ms - 58.49ms	unsure 🔍 -2% - +4% -1.39ms - +2.08ms	-

emoji-picker-element-many-custom-emoji

• Browser: chrome-headless 145.0.0.0
• Sample size: 50
• Built by: Benchmarks #583

• Commit: 1047416

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree
this-change	101.46ms - 108.92ms	-	unsure 🔍 -6% - +3% -6.81ms - +2.93ms
tip-of-tree tip-of-tree	104.01ms - 110.26ms	unsure 🔍 -3% - +7% -2.93ms - +6.81ms	-

emoji-picker-element-search

• Browser: chrome-headless 145.0.0.0
• Sample size: 50
• Built by: Benchmarks #583

• Commit: 1047416

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree
this-change	44.44ms - 47.75ms	-	unsure 🔍 -8% - +1% -3.65ms - +0.73ms
tip-of-tree tip-of-tree	46.12ms - 49.00ms	unsure 🔍 -2% - +8% -0.73ms - +3.65ms	-

emoji-picker-element-second-load

• Browser: chrome-headless 145.0.0.0
• Sample size: 50
• Built by: Benchmarks #583

• Commit: 1047416

Version	Avg time	vs this-change	vs tip-of-tree tip-of-tree
this-change	43.84ms - 46.25ms	-	unsure 🔍 -5% - +3% -2.44ms - +1.30ms
tip-of-tree tip-of-tree	44.18ms - 47.04ms	unsure 🔍 -3% - +5% -1.30ms - +2.44ms	-

_{tachometer-reporter-action v2 for Benchmarks}

[github-actions]

Size Change: +76 B (+0.2%)

Total Size: 37.9 kB

Filename	Size	Change
./bundle.js	37.9 kB	+76 B (+0.2%)

_{compressed-size-action}