language-service

This package implements a TypeScript language service plugin that allows additional refactors and diagnostics with your VSCode editor (or any editor that supports TypeScript's LSP).

Installation

After npm install @effect/language-service in your project, ensure you set your VSCode to use your workspace TypeScript version.

Inside your tsconfig.json, you should add the plugin configuration as follows:

{
  "compilerOptions": {
    "plugins": [
      {
        "name": "@effect/language-service"
      }
    ]
  }
}

Provided refactors

Here's a list of the refactors provided by this language service plugin.

Add pipe

Transform a set of function calls to a pipe() call.

Pipeable to DataFirst

Transform a pipe() call into a series of datafirst function calls (where available).

Removes useless arrow functions.

Toggle type annotation

With a single refactor, adds or removes type annotations from the definition.

async-await to Effect.gen

Transform an async function definition, into an Effect by using Effect.gen.

async-await to Effect.gen with tryPromise

Transform an async function definition, into an Effect by using Effect.gen, and generating a tagged error for each promise call.