Gears

Don't create settings.json if there is no pack.mcmeta

2

I found it quite annoying that the extension would create a `.vscode` folder and `settings.json` file in every project I opened with VSCode, so I made it only create it...

Convert variable names to snake_case

5

Closes #2978 Let me summarise what I've done: - BadName errors are now no longer reported in the lexer. The lexer treats all previous bad names as valid. - The...

LSP Code Action: Convert `let assert Ok` into a case expression

3

Closes #2958 Implements a code action which converts: ```gleam let assert Ok(foo) = bar() ``` into: ```gleam let foo = case bar() { Ok(foo) -> foo Error(e) -> panic as...

LSP Code Action: Convert function callback into `use` statement

1

For example, turning: ```gleam result.map(Ok(1), fn(x) { io.debug(x) }) ``` Into: ```gleam use x

LSP Code Action: Add missing patterns to inexhaustive case expression

5

Closes #2957 I have added a code action which fills in the missing patterns for an inexhaustive case expression. The formatting of the resulting syntax isn't great at the moment,...

When #3418 was implemented, it looks like I overlooked a case: ```gleam case option.None { option.Some(_) -> Nil // ^ Use "import module" code action here option.None -> Nil }...

When there is a case expression with no matched patterns, we attempt to improve the error by running the first column through exhaustiveness checking (See #3561, [here](https://github.com/gleam-lang/gleam/blob/9f5ccd5ad7a9581be1954a9c71bca9142943b33f/compiler-core/src/exhaustiveness.rs#L268)). This works fine,...

Import module in code action to fill missing case patterns

8

Currently, if a user runs the "Add missing patterns" code action on this code: ```gleam case some_value.optional_field {} ``` They would get something like: ```gleam case some_value.optional_field { option.Some(_) ->...

Add a warning for single pattern case expression

2

This code: ```gleam type Wibble {Wibble(Int, Float, String)} pub fn main() { let wibble = Wibble(1, 2.0, "three") case wibble { Wibble(int, float, string) -> { ... } } }...

Type narrowing in case expressions

13

Closes #2060 This PR implements type narrowing when pattern matching. This allows you to perform safe record updates when the variant is known, and access fields which aren't common to...