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Using intersection types breaks type inference for function types

1

### 🔎 Search Terms inference intersection function inference intersection ### 🕗 Version & Regression Information - This changed between versions 3.3.3 and 3.5.1 ### ⏯ Playground Link https://www.typescriptlang.org/play/?ts=3.5.1#code/GYVwdgxgLglg9mABABwE52QHgCoBpEDSiApgB5TFgAmAzogNbECecwi2AfABQD6jTALkIBKIVxhhkIKEOzDEAXg7sA2gQC6iAN4BYAFCJEUABboA7ojDELAUVTpUXAEQA5OFEQwAtsgA2xL0oKKidhAG59AF99fVBIWAQUGGRiTABBfAAhbgkpGUQMxGAARjFc6SE0+SVETNFaiL046HgkZGTUwsz8AGEcyQqC-BKygfyqxWVuooAmUbyhOsnEHvqexuaEto6uADp9ngBDVABzGiFwejA4MzAVdXrL69vtfUMTc0trRDsHZzcPN4-AEgsQQuEojE9FAmClEAARYgQOCoQ7BYo4fAAVWUCleBkQXGOJ1k9SxjUMVBAXi8gkQNCgqAkJ0akUa+hhcMRyNRwRmmMQOMU+MMRNOpKE5KiiAAZCLEFSaXSGUywCyouymuAWokvIdkBi8ILuDwIIdfL4AEaHCD0YBgMQAN3NIGIpOWWPq3JRaLBhvu2Puyl0BI+Ny+tnsKP+7k8Pn8gTAwVCrKhm1aiD1yH5RpxvDNFuttvtTpdbvY1WUnqE3t5YJzAcFQflYYsVkjf1csaBCdB4NTen07RSXDe2k8YCsqCEKmK+Bm+AAzJpIrgx2gMM4JFPQmuCVnilwuKRK4hSIgAFSIYoABmEe4hg70w+Io4JWgnU5nc8QC8Qy8QVd13QZAt0nYhUF3McsxmI8T2Wc8r1ve99EfIA ### 💻...

johnw42

TC39 Accessor Decorators unable to use `declare`

1

### 🔎 Search Terms decorator, declare, accessor ### 🕗 Version & Regression Information afaict, this never worked? (it should tho) ### ⏯ Playground Link https://www.typescriptlang.org/play/?#code/JYOwLgpgTgZghgYwgAgLIE8DK0BuwkDeAvgNwBQZEAHgA4D2UYyCANnAM7vIBiddyBMsmQABdrnwpESTg2QATCKzhQUMPgC40WCUnJEKAekPJ2NJchMAVAMIBmAJzIAIkoZwwDMjACuIBGDAdCCmuhAAPABqcCw+EAB8ABRCyGAqAOYQYFo2bJwAgggy7AyuCO6eUFYZWeF+ANYgdADuIAA0yNGxCR0p5eDU2ci5HOyFxaVuUB4MNsGQVGBkAJQ5eWNFELJQZRUMAEpbPixgdSCNLe2dMXHx5GTGyMAAtjQsEM8Q4B5BIYlg6HMCjoWxAAHImM8PJAoB1qIgwCx0MtvH4Ar9QlA8EgojcEokAHREjLsLQNJqtADaAF1VshyZcBClVGAfFAQgAGZAcennCkhHldOL6ChAA ### 💻 Code ```ts interface...

NullVoxPopuli

### 🔍 Search Terms tuple, tuples, label, labels, tuple labels, satisfies, as const ### ✅ Viability Checklist - [x] This wouldn't be a breaking change in existing TypeScript/JavaScript code -...

ahrjarrett

Implement erasable Enum Annotations

2

In order to meet the goal of allowing "erasable" syntax only, which can be trivially converted to JS by removing type annotations, as described in #60790, including input from the...

caitp

Order member intellisense by inheritance

3

## Suggestion I would like to see an optional way to allow the members of an object be displayed in the order in which they are inherited. In other words,...

Validark

fix(60908): Unexpected "'Type' is declared but its value is never read." error with jsdoc @import syntax

15

Fixes #60908 Fixes #58368

a-tarasyuk

Intellisense: deprioritise native function methods

1

### 🔍 Search Terms native methods apply bind deprioritise autocomplete ### ✅ Viability Checklist - [x] This wouldn't be a breaking change in existing TypeScript/JavaScript code - [x] This wouldn't...

alii

Class implementing interface implicit types

1

### 🔍 Search Terms Hi all, is there any plan to allow implicit types when a class is anyways implementing an interface, function types are well defined, but still need...

asotog

Potentially-`undefined` value not flagged when destructuring union of empty tuple and array

4

### 🔎 Search Terms "tuple destructuring", "tuple narrowing" ### 🕗 Version & Regression Information This bug appears to occur as far back as TS 3.3 up to the current nightly...

bthall16

This cherry-pick was triggered by a request on #61392. Please review the diff and merge if no changes are unexpected.

typescript-bot