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October 22, 2019 22:12
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Typescript quick setup
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# https://dev.to/theghostyced/setting-up-a-node-typescript-project-in-under-4-minutes-4gk2 | |
npm init -y | |
# ts config | |
touch tsconfig.json | |
echo '{ | |
"compilerOptions": { | |
"target": "es6", | |
"module": "commonjs", | |
"rootDir": "src", | |
"outDir": "dist", | |
"sourceMap": true, | |
"resolveJsonModule": true, | |
"lib": ["es6", "dom"], | |
"esModuleInterop": true | |
}, | |
"include": [ | |
"src/**/*.ts" | |
], | |
"exclude": [ | |
"node_modules" | |
] | |
}' > tsconfig.json | |
# index | |
mkdir src && touch src/app.ts | |
echo "import Koa from \"koa\"; | |
import Router from 'koa-router'; | |
const router = new Router() | |
const dotenv = require(\"dotenv\"); | |
dotenv.config(); | |
const app = new Koa(); | |
router.get(\"/\", ctx => { | |
ctx.body = \"hello\"; | |
}); | |
app.use(router.routes()); | |
app.use(router.allowedMethods()); | |
app.listen(3000); | |
export default app; | |
" > src/app.ts | |
# dependencies | |
npm i -D typescript | |
npm i -D ts-node | |
npm i -D nodemon | |
npm i dotenv koa koa-router koa-body --save | |
npm i -D @types/koa @types/dotenv @types/koa-router | |
echo "modify package.json to contain" | |
echo "\"scripts\": { | |
\"start\": \"tsc && node dist/index.js\", | |
\"dev\": \"nodemon --watch 'src/**/*.ts' --exec 'ts-node' .src/app.ts\", | |
\"test\": \"echo \"Error: no test specified\" && exit 1\" | |
}," |
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