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Env Setup

TSC Compiler installation​

The typescript compiler namded tsc which built in the typescript NPM package

npm install typescript

# or use yarn
yarn add -D typescript

Then run it manually

./node_modules/typescript/bin/tsc example.ts

# or use yarn, to prevent running code which haven't installed
yarn tsc example.ts

Or make tsc watch the changes from folder

yarn tsc -w

Initiala a TS Project​

Simplely run tsc --init to generate the base structure of tsconfig.json for your project

tsc --init

And the settings in tsconfig.json you would like to change after project initialed

{
    "rootDir": "./src",   /* Specify the root folder within your source files. */
    "outDir": "./build",  /* Specify an output folder for all emitted files. */
}