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+{
+ "compilerOptions": {
+ // project options
+ "lib": [
+ "ESNext",
+ "dom"
+ ], // specifies which default set of type definitions to use ("DOM", "ES6", etc)
+ "outDir": "build", // .js (as well as .d.ts, .js.map, etc.) files will be emitted into this directory.,
+ "removeComments": true, // Strips all comments from TypeScript files when converting into JavaScript- you rarely read compiled code so this saves space
+ "target": "ES6", // Target environment. Most modern browsers support ES6, but you may want to set it to newer or older. (defaults to ES3)
+ "module": "es2015",
+
+ // Module resolution
+ "baseUrl": "./", // Lets you set a base directory to resolve non-absolute module names.
+ "esModuleInterop": true, // fixes some issues TS originally had with the ES6 spec where TypeScript treats CommonJS/AMD/UMD modules similar to ES6 module
+ "moduleResolution": "node", // Pretty much always node for modern JS. Other option is "classic"
+ "paths": {}, // A series of entries which re-map imports to lookup locations relative to the baseUrl
+
+ // Source Map
+ "sourceMap": true, // enables the use of source maps for debuggers and error reporting etc
+ "sourceRoot": "/", // Specify the location where a debugger should locate TypeScript files instead of relative source locations.
+
+ // Strict Checks
+ "alwaysStrict": true, // Ensures that your files are parsed in the ECMAScript strict mode, and emit “use strict” for each source file.
+ "allowUnreachableCode": false, // pick up dead code paths
+ "noImplicitAny": true, // In some cases where no type annotations are present, TypeScript will fall back to a type of any for a variable when it cannot infer the type.
+ "strictNullChecks": true, // When strictNullChecks is true, null and undefined have their own distinct types and you’ll get a type error if you try to use them where a concrete value is expected.
+
+ // Linter Checks
+ "noImplicitReturns": true,
+ "noUncheckedIndexedAccess": true, // accessing index must always check for undefined
+ "noUnusedLocals": true, // Report errors on unused local variables.
+ "noUnusedParameters": true // Report errors on unused parameters in functions
+ },
+ "include": ["./**/*.ts"],
+ "exclude": [
+ "node_modules/**/*"
+ ]
+}