@nothing-but/node-resolve-ts/hooks.js

Resolve TypeScript files in Node.js using ESM loader hooks.

import path from 'node:path'

/** @type {import('node:module').ResolveHook} */
export async function resolve(specifier, ctx, next) {

    let ext = path.extname(specifier)

    switch (ext) {
    case '.js':
    case '.jsx':
        try {
            return await next(specifier, ctx)
        } catch {
            switch (ext) {
            case '.js':  return next(specifier.substring(0, specifier.length-3) + '.ts', ctx)
            case '.jsx': return next(specifier.substring(0, specifier.length-4) + '.tsx', ctx)
            }
        }
    }

    return next(specifier, ctx)
}