{ /** ** Commented-out options have their default values. **/ "include": [ "src/**/*.ts", "src/*.ts" ],                                                               // "exclude": [], // "files": [],                   // A list of relative or absolute file paths to include. // "extends": "",                   // A string containing a path to another configuration file to inherit from. // "references": [],                   // An array of objects `{"path": "./to/dirOrConfig"}` that specifies projects to reference. // "compileOnSave": false,                   // Signals to the IDE to generate all files for a given tsconfig.json upon saving. "compilerOptions": {                                                             // Main options "target": "esnext",                                         // Specify ECMAScript target version: 'es3' (default), 'es5', 'es2015', 'es2016', 'es2017','es2018' or 'esnext'. "module": "esnext",                                         // Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. // "lib": ["esnext", "dom"],                 // Specify library files to be included in the compilation. // "allowJs": false,                 // Allow javascript files to be compiled. // "checkJs": false,                 // Report errors in .js files. // "outFile": "./",                 // Concatenate and emit output to single file. "outDir": "dist",                                           // Redirect output structure to the directory. // "rootDir": "./",                 // Specify the root directory of input files. Use to control the output directory structure with `--outDir`. // "project": "",                 // Compile a project given a valid configuration file.                                                             // Compilation options // "composite": true,                 // Enable project compilation // "diagnostics": false,                 // Show diagnostic information. // "incremental": true,                 // Enable incremental compilation by reading/writing information from prior compilations to a file on disk. // "isolatedModules": false,                 // Transpile each file as a separate module (similar to 'ts.transpileModule'). // "listEmittedFiles": false,                 // Print names of generated files part of the compilation. // "listFiles": true,                 // Print names of files part of the compilation. // "noErrorTruncation": false,                 // Do not truncate error messages. // "preserveWatchOutput": false,                 // Keep outdated console output in watch mode instead of clearing the screen. // "traceResolution": false,                 // Enable tracing of the name resolution process. // "tsBuildInfoFile": ".tsbuildinfo",                 // Specify file to store incremental compilation information.                                                             // Strict typechecking options // "strict": false,                                         // Enable all strict type-checking options. // "noImplicitAny": true,                 // Raise error on expressions and declarations with an implied 'any' type. // "noImplicitThis": true,                 // Raise error on 'this' expressions with an implied 'any' type. // "strictBindCallApply": true,                 // Enable stricter checking of of the `bind`, `call`, and `apply` methods on functions. // "strictFunctionTypes": true,                 // Disable bivariant parameter checking for function types. // "strictNullChecks": true,                 // In strict null checking mode, the null and undefined values are not in the domain of every type and are only assignable to themselves and any. // "strictPropertyInitialization": true,                 // Ensure non-undefined class properties are initialized in the constructor. This option requires `--strictNullChecks` be enabled in order to take effect. // "alwaysStrict": true,                 // Parse in strict mode and emit "use strict" for each source file.                                                             // Additional checks // "allowUnreachableCode": false,                 // Do not report errors on unreachable code. // "allowUnusedLabels": false,                 // Do not report errors on unused labels. "forceConsistentCasingInFileNames": true,                   // Disallow inconsistently-cased references to the same file. // "noStrictGenericChecks": false,                 // Disable strict checking of generic signatures in function types. "noUnusedLocals": true,                                     // Report errors on unused locals. "noUnusedParameters": false,                                // Report errors on unused parameters. "noImplicitReturns": true,                                  // Report error when not all code paths in function return a value. "noFallthroughCasesInSwitch": true,                         // Report errors for fallthrough cases in switch statement. // "skipLibCheck": false,                 // Skip type checking of all declaration files (*.d.ts). // "suppressExcessPropertyErrors": false,                 // Suppress excess property checks for object literals. // "suppressImplicitAnyIndexErrors": false,                 // Suppress noImplicitAny errors for indexing objects lacking index signatures.                                                             // Module resolution options "moduleResolution": "node",                                 // Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). // "baseUrl": "./",                 // Base directory to resolve non-absolute module names. // "paths": {},                 // A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. // "rootDirs": [],                 // List of root folders whose combined content represents the structure of the project at runtime. // "typeRoots": [],                 // List of folders to include type definitions from. "types": [ "jest", "node" ],                                                // Type declaration files to be included in compilation. // "allowSyntheticDefaultImports": false                    // Allow default imports from modules with no default export. This does not affect code emit, just typechecking. "esModuleInterop": true,                  // Emit '__importStar' and '__importDefault' helpers for runtime babel ecosystem compatibility and enable '--allowSyntheticDefaultImports' for typesystem compatibility. // "maxNodeModuleJsDepth": 0,                 // The maximum dependency depth to search under node_modules and load JavaScript files. Only applicable with --allowJs. // "preserveSymlinks": false,                 // Do not resolve the real path of symlinks. "resolveJsonModule": true,                                  // Include modules imported with '.json' extension.                                                             // Emit options "declaration": true,                                        // Generates corresponding '.d.ts' file. "declarationDir": "dist/types",                             // Output directory for generated declaration files. // "declarationMap": false,                 // Generates a sourcemap for each corresponding '.d.ts' file. // "emitBOM": false,                 // Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. // "emitDeclarationOnly": false,                 // Only emit ‘.d.ts’ declaration files. // "importHelpers": false,                 // Import emit helpers from 'tslib'. // "newLine": "LF",                 // Use the specified end of line sequence to be used when emitting files: "crlf" (windows) or "lf" (unix).” // "noEmit": true,                 // Do not emit outputs. // "noEmitHelpers": false,                 // Do not generate custom helper functions like __extends in compiled output. // "noEmitOnError": false,                 // Do not emit outputs if any errors were reported. // "noImplicitUseStrict": false,                 // Do not emit "use strict" directives in module output. // "noResolve": false,                 // Do not add triple-slash references or module import targets to the list of compiled files. "preserveConstEnums": true,                                 // Do not erase const enum declarations in generated code. // "removeComments": false,                 // Remove all comments except copy-right header comments beginning with // "experimentalDecorators": true,                 // Enables experimental support for ES7 decorators. // "emitDecoratorMetadata": true,                 // Enables experimental support for emitting type metadata for decorators.                                                             // Source map options // "sourceMap": false,                 // Generates corresponding '.map' file. // "sourceRoot": "",                 // Specify the location where debugger should locate TypeScript files instead of source locations. // "mapRoot": "",                 // Specify the location where debugger should locate map files instead of generated locations. // "inlineSourceMap": true,                 // Emit a single file with source maps instead of having a separate file. // "inlineSources": true,                 // Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set.                                                             // JSX options // "jsx": "preserve",                 // Specify JSX code generation: 'preserve', 'react-native', or 'react'. // "jsxFactory": "React.createElement",                 // Specify the JSX factory function to use when targeting react JSX emit, e.g. 'React.createElement' or 'h'.                                                             // Other options // "allowUmdGlobalAccess": true,                 // Allow accessing UMD globals from modules. // "charset": "utf8",                 // The character set of the input files. // "downlevelIteration": false,                 // Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. // "disableSizeLimit": false,                 // Disable size limitation on JavaScript project. // "keyofStringsOnly": false,                 // Resolve 'keyof' to string valued property names only (no numbers or symbols). // "noLib": false,                 // Do not include the default library file (lib.d.ts). // "pretty": true,                 // Stylize errors and messages using color and context. } }