--help, -h Print this message.
--watch, -w Watch input files.
--all Show all compiler options.
--version, -v Print the compiler's version.
--init Initializes a TypeScript project and creates a tsconfig.json file.
--project, -p Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'.
--showConfig Print the final configuration instead of building.
--build, -b Build one or more projects and their dependencies, if out of date
--pretty Enable color and formatting in TypeScript's output to make compiler errors easier to read.
type: boolean
default: true
--declaration, -d Generate .d.ts files from TypeScript and JavaScript files in your project.
type: boolean
default: `false`, unless `composite` is set
--declarationMap Create sourcemaps for d.ts files.
type: boolean
default: false
--emitDeclarationOnly Only output d.ts files and not JavaScript files.
type: boolean
default: false
--sourceMap Create source map files for emitted JavaScript files.
type: boolean
default: false
--noEmit Disable emitting files from a compilation.
type: boolean
default: false
--target, -t Set the JavaScript language version for emitted JavaScript and include compatible library dec larations.
one of: es5, es6/es2015, es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, es2024, esne xt
default: es5
--module, -m Specify what module code is generated.
one of: none, commonjs, amd, umd, system, es6/es2015, es2020, es2022, esnext, node16, node18, node20, nodenext, preserve
default: undefined
--lib Specify a set of bundled library declaration files that describe the target runtime environme nt.
one or more: es5, es6/es2015, es7/es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, es2024, esnext, dom, dom.iterable, dom.asynciterable, webworker, webworker.importscripts, webworker.i terable, webworker.asynciterable, scripthost, es2015.core, es2015.collection, es2015.generato r, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbo l.wellknown, es2016.array.include, es2016.intl, es2017.arraybuffer, es2017.date, es2017.objec t, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator , es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es20 19.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigi nt/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.sym bol.wellknown, es2020.intl, es2020.number, es2021.promise, es2021.string, es2021.weakref/esne xt.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.strin g, es2022.regexp, es2023.array, es2023.collection, es2023.intl, es2024.arraybuffer, es2024.co llection, es2024.object/esnext.object, es2024.promise, es2024.regexp/esnext.regexp, es2024.sh aredmemory, es2024.string/esnext.string, esnext.array, esnext.collection, esnext.intl, esnext .disposable, esnext.promise, esnext.decorators, esnext.iterator, esnext.float16, esnext.error , esnext.sharedmemory, decorators, decorators.legacy
default: undefined
--allowJs Allow JavaScript files to be a part of your program. Use the 'checkJs' option to get errors f rom these files.
type: boolean
default: false
--checkJs Enable error reporting in type-checked JavaScript files.
type: boolean
default: false
--jsx Specify what JSX code is generated.
one of: preserve, react, react-native, react-jsx, react-jsxdev
default: undefined
--outFile Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, a lso designates a file that bundles all .d.ts output.
--outDir Specify an output folder for all emitted files.
--removeComments Disable emitting comments.
type: boolean
default: false
--strict Enable all strict type-checking options.
type: boolean
default: false
--types Specify type package names to be included without being referenced in a source file.
--esModuleInterop Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allo wSyntheticDefaultImports' for type compatibility.
type: boolean
default: false
web-search-mcp-v0.3.2 % npm -v
11.11.0
web-search-mcp-v0.3.2 % node -v
v25.8.0
web-search-mcp-v0.3.2 % npm run build
Version 5.9.3
tsc: The TypeScript Compiler - Version 5.9.3
TS
COMMON COMMANDS
tsc
Compiles the current project (tsconfig.json in the working directory.)
tsc app.ts util.ts
Ignoring tsconfig.json, compiles the specified files with default compiler options.
tsc -b
Build a composite project in the working directory.
tsc --init
Creates a tsconfig.json with the recommended settings in the working directory.
tsc -p ./path/to/tsconfig.json
Compiles the TypeScript project located at the specified path.
tsc --help --all
An expanded version of this information, showing all possible compiler options
tsc --noEmit
tsc --target esnext
Compiles the current project, with additional settings.
COMMAND LINE FLAGS
--version, -v Print the compiler's version.
--project, -p Compile the project given the path to its configuration file, or to a folder with a 'tsconfig.json'.
--showConfig Print the final configuration instead of building.
COMMON COMPILER OPTIONS
--emitDeclarationOnly Only output d.ts files and not JavaScript files.
type: boolean
default: false