- install typescript compiler
npm install -g typescript
- sample code -> greeter.ts
function greeter() {
return "Hello World";
}
document.body.textContent = greeter();
- compile(transpile) code to js
tsc greeter.ts
- create html file -> greeter.html
<!DOCTYPE html>
<html>
<head><title>TypeScript Greeter</title></head>
<body>
<script src="greeter.js"></script>
</body>
</html>
- run via browser(ctrl + shift + k to see the webconsole)
firefox greeter.html
- run via node
node greeter.js
- package.json - dependencies
{
"name": "sample project",
"version": "1.0.0",
"license": "MIT",
"scripts": {
"start": "serve",
"tsc": "tsc"
},
"devDependencies": {
"@types/node": "^10.5.1",
"typescript": "~3.0.0"
}
}
- tsconfig.json - typescript compiler's options
{
"compilerOptions": {
"module": "commonjs",
"outDir": "./dist",
"target": "es2015",
"lib": [
"es2015"
]
}
}
`lib` specify the symbols only. Libs: github.com/Microsoft/TypeScript/tree/master/lib.
`module` choose between commonjs and amd formats of module split.
- necessary commands
npm install
//for console npm install @types/node
npm run tsc
// to check
// npm run tsc --project tsconfig.json
- src/components - ui components. vue files
- sec/lib - app logic
- .env - environment variables
- babel.config.js - babel configuration
- tsconfig.json
{
"compilerOptions": {
"sourceMap": true,
"outDir": "./dist",
"target": "es5",
"module": "es6",
"lib": [
"dom",
"es2018"
]
}
}
{
"extends": "../../tsconfig.json",
"compilerOptions": {
"module": "commonjs"
}
}
{
"name": "TypeScript_Quickly_chapter9",
"version": "1.0.0",
"license": "MIT",
"scripts": {
"start": "serve",
"compileDeploy": "tsc && npm run deploy",
"deploy": "copyfiles -f src/browser/*.html src/browser/*.css dist"
},
"devDependencies": {
"@types/node": "^10.5.1",
"serve": "^10.0.1",
"copyfiles": "^2.1.0",
"typescript": "~3.0.0"
}
}
- https://docs.npmjs.com/misc/scripts (postpack, prepack, publish, preinstall, install, version, preversion, postversion, pretest, test, posttest)
- start - starts web server on the localhost's port 500.