tsc --help

tsc: The TypeScript Compiler - Version 5.9.2

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

--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Build one or more projects and their dependencies, if out of date

COMMON COMPILER OPTIONS

--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 declarations.
one of: es5, es6/es2015, es2016, es2017, es2018, es2019, es2020, es2021, es2022, es2023, es2024, esnext
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 environment.
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.iterable, webworker.asynciterable, scripthost, es2015.core, es2015.collection, es2015.generator, es2015.iterable, es2015.promise, es2015.proxy, es2015.reflect, es2015.symbol, es2015.symbol.wellknown, es2016.array.include, es2016.intl, es2017.arraybuffer, es2017.date, es2017.object, es2017.sharedmemory, es2017.string, es2017.intl, es2017.typedarrays, es2018.asyncgenerator, es2018.asynciterable/esnext.asynciterable, es2018.intl, es2018.promise, es2018.regexp, es2019.array, es2019.object, es2019.string, es2019.symbol/esnext.symbol, es2019.intl, es2020.bigint/esnext.bigint, es2020.date, es2020.promise, es2020.sharedmemory, es2020.string, es2020.symbol.wellknown, es2020.intl, es2020.number, es2021.promise, es2021.string, es2021.weakref/esnext.weakref, es2021.intl, es2022.array, es2022.error, es2022.intl, es2022.object, es2022.string, es2022.regexp, es2023.array, es2023.collection, es2023.intl, es2024.arraybuffer, es2024.collection, es2024.object/esnext.object, es2024.promise, es2024.regexp/esnext.regexp, es2024.sharedmemory, 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 from 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, also 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 'allowSyntheticDefaultImports' for type compatibility.
type: boolean
default: false

You can learn about all of the compiler options at https://aka.ms/tsc

