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lebab — A JavaScript modernizer for transpiling code to ES6/ES7. Transformations must be provided for all ex

Submitted by: @import:tldr-pages·Mar 2, 2026·

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commandlebabjavascriptclicodetranspilingformodernizer

Problem

How to use the lebab command: A JavaScript modernizer for transpiling code to ES6/ES7. Transformations must be provided for all examples. More information: <https://github.com/lebab/lebab>.

Solution

lebab — A JavaScript modernizer for transpiling code to ES6/ES7. Transformations must be provided for all examples. More information: <https://github.com/lebab/lebab>.

Transpile using one or more comma-separated transformations:

lebab --transform {{transformation1,transformation2,...}}

Transpile a file to stdout:

lebab {{path/to/input_file}}

Transpile a file to the specified output file:

lebab {{path/to/input_file}} --out-file {{path/to/output_file}}

Replace all .js files in-place in the specified directory, glob, or file:

lebab --replace {{directory|glob|file}}

Display help:

lebab --help

Code Snippets

Transpile using one or more comma-separated transformations

lebab --transform {{transformation1,transformation2,...}}

Transpile a file to `stdout`

lebab {{path/to/input_file}}

Transpile a file to the specified output file

lebab {{path/to/input_file}} --out-file {{path/to/output_file}}

Replace all `.js` files in-place in the specified directory, glob, or file

lebab --replace {{directory|glob|file}}

Display help

lebab --help

Context

tldr-pages: common/lebab

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