Installation

npm

npm i @tslua/cli
npx tslua eval -e 'print("hello")'

From source

Requires Go 1.24+, Node 20+, and just ↗.

git clone https://github.com/RealColdFry/tslua
cd tslua
just setup
just build
./tslua eval -e 'print("hello")'

Usage

# Transpile a project
tslua -p tsconfig.json

# Transpile inline code
tslua eval -e 'const x: number = 1 + 2'

# Print the TypeScript AST
tslua ast -e 'const x = [1, 2, 3]'

See the CLI reference for all commands and flags.

tsconfig.json

tslua reads standard tsconfig.json files. tslua-specific options go under the "tstl" key:

{
  "compilerOptions": {
    "target": "ESNext",
    "lib": ["ESNext"],
    "strict": true
  },
  "tstl": {
    "luaTarget": "JIT"
  }
}

See tsconfig.json reference for all options.