March 2020

[jridgewell]

https://github.com/tc39/agendas/blob/master/2020/03.md

[jridgewell]

"Aligning atomics with wasm: allow it on non-shared ArrayBuffers" achieved consensus.

[jridgewell]

"Make SharedArrayBuffer optional" achieved consensus

[jridgewell]

"Add support for 'OptionalChain'.PrivateIdentifier in class features proposals", both syntax forms achieved consensus

[jridgewell]

"TypedArray stride parameter for Stage 2" did not reach Stage 2

[jridgewell]

"Logical Assignment" reaches Stage 3

[jridgewell]

"Number.range and BigInt.range" reaches Stage 1

[jridgewell]

Generically forbid extensions of all 402 methods reached consensus

[jridgewell]

"WeakRefs FinalizationRegistry API change" reached consensus

[jridgewell]

"Ergonomic brand checks for Private Fields" reaches Stage 1

[jridgewell]

"Compartments" reaches Stage 1

[jridgewell]

"Intl.NumberFormat v3" reaches Stage 1

[jridgewell]

"import.meta" reaches Stage 4

[jridgewell]

"Surrogate pairs in RegExp capture group names" reached consensus

• /(?<\ud835\udc9c>.)/ will be made legal
• /(?<\ud835\udc9c>.)/u remains legal
• /(?<\u{1d49c}>.)/ will be made legal
• /(?<\u{1d49c}>.)/u remains legal
• /(?<𝒜>)/ and /(?<𝒜>)/u will remain legal

[jridgewell]

"Atomics.waitAsync error rejection PR" reached consensus with the return type:

{async: false, value: "not-equal" | "timed-out" } | { async: true, value: Promise<"ok" | "timed-out"> }