Npm: Difference between revisions
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| Line 3: | Line 3: | ||
npm list --depth 0 | npm list --depth 0 | ||
= New Babel 7 Project = | = New Babel 7 Project = | ||
< | <html lang="bash"> | ||
mkdir project1 | mkdir project1 | ||
mkdir project1/src | mkdir project1/src | ||
| Line 17: | Line 17: | ||
"presets": ["@babel/preset-env"] | "presets": ["@babel/preset-env"] | ||
} | } | ||
</ | </html> | ||
Create src/index.js | Create src/index.js | ||
<source> | <source> | ||
Revision as of 18:50, 5 November 2019
Useful commands
List the packages at depth
npm list --depth 0
New Babel 7 Project
<html lang="bash">
mkdir project1 mkdir project1/src cd project1 npm init npm install --save-dev @babel/core npm install --save-dev @babel/cli npm install --save-dev @babel/preset-env
</source> Create in the root .babel.rc
{
"presets": ["@babel/preset-env"]
}
</html>
Create src/index.js
<source>
import express from "express";
const app = express();
app.use("/", (req, res) => {
res.status(200).send("Hello World");
});
app.listen(3000);
console.log("Server running at http://localhost:3000/");
export { app as default };
Make the package.json to look like this
{
"name": "rest-api3",
"version": "1.0.0",
"description": "",
"main": "src/index.js",
"scripts": {
"start": "nodemon src/index.js --exec babel-node"
},
"author": "",
"license": "ISC",
"devDependencies": {
"@babel/cli": "^7.6.4",
"@babel/core": "^7.6.4",
"@babel/preset-env": "^7.6.3"
},
"dependencies": {
"@babel/node": "^7.6.3",
"express": "^4.17.1",
"nodemon": "^1.19.4"
}
}