wg-performance Status Update 2022-01-04

[erwinmombay]

What was accomplished

• 🚀 Launched amp-story inlining css experiment.
• 🐛 Fix "latestVersion" bug in amp-toolbox.
• 🧪 Created tests for amp-toolbox AmpStoryCssTransformer in regards to LTS.
• 💅 Add TS to Core and Bento.
• 🚀 Migrated build system to esbuild.
• 🐛 Fixes for AMP LCP for various LCP issues in amp-analytics.

What's Next

• Manual testing for amp-geo experiment
• Amp cache url rewriting code in amp-toolbox
• Typechecking more Bento directories
• WASM Jolt prototype

[erwinmombay]

What was accomplished

• launched amp-story inlining css experiment
• fix "latestVersion" bug in amp-toolbox
• add additional tests for amp-toolbox AmpStoryCssTransformer in regards to LTS

Lessons Learned

What's Next

• manual testing for amp-geo experiment
• finish amp cache url rewriting code in amp-toolbox

[samouri]

What was accomplished

typechecking

• 🚋 ♻️ src/preact: start the typing train amphtml#37242
• tsc: Remove some exclaimation points, since not nullable by default. amphtml#37217
• root tsconfig: disable typecheck to save VS Code amphtml#37228
• core tsconfig: update target amphtml#37216
• check-types: remove closure amphtml#37210
• Core Typechecking: enable noImplicitAny amphtml#37201

other

• src/core/function: grab Date off win amphtml#37225
• Cleanup esbuild exp_c flag amphtml#37223
• core/window/interface: small ie support removal amphtml#37207
• 🐛 static-template: Fix FIE check for SVGs amphtml#37199
• Remove direct references to mrjoro from design-review scheduling. amphtml#37169

What's Next

• Typechecking bento / deleting closure
• Fixing sourcemaps bug in current pipeline where some identifiers are incorrect
• Lazy loading for Bento WCs

[rcebulko]

What was accomplished

• ♻️ Migrate most of #core to pass TS typechecking amphtml#37141
• ♻️ Enable TS type-checking on #core/assert amphtml#37171
• ♻️ #core/context pass TS type-checking amphtml#37185
• ♻️ Fully pass typechecking in #experiments + references cleanup amphtml#37214
• ♻️ Use a shared tsconfig.base.json amphtml#37215
• 🏗 Make @ samouri own all build-dom files amphtml#37219
• 🚮 Remove no-duplicate-name-typedef eslint rule amphtml#37233
• ♻️ Reorg type defs and remove compiler type stubs amphtml#37240
• 🏗 [OWNERS] Let Infra & Perf WGs own all .d.ts files amphtml#37241

What's Next

• I2I: Introduce PREVIEW visibility state amphtml#37129
• Continue TypeScript type-checking migration

[jridgewell]

What was accomplished

• Vacation
• TC39
  • I did a podcast: https://tc39er.us/posts/episode-19-justin-ridgewell/
  • Array Grouping to Stage 3
• Fix first visible timestamp and LCPV amphtml#37144
• Implement Children interface in Preact amphtml#37123

Lessons Learned

What's Next

• Finish open CSI doc
• WASM Jolt prototype