.\" DO NOT MODIFY THIS FILE!  It was generated by help2man 1.48.5.
.TH BABEL.JS "1" "December 2021" "babel.js 7.16.6+ds1+~cs214.259.181" "User Commands"
.SH NAME
babel.js \- The compiler for writing next generation JavaScript
.SH SYNOPSIS
.B babel
[\fI\,options\/\fR] \fI\,<files \/\fR...\fI\,>\/\fR
.SH OPTIONS
.TP
\fB\-f\fR, \fB\-\-filename\fR [filename]
The filename to use when reading from stdin. This will be used in source\-maps, errors etc.
.TP
\fB\-\-presets\fR [list]
A comma\-separated list of preset names.
.TP
\fB\-\-plugins\fR [list]
A comma\-separated list of plugin names.
.TP
\fB\-\-config\-file\fR [path]
Path to a .babelrc file to use.
.TP
\fB\-\-env\-name\fR [name]
The name of the 'env' to use when loading configs and plugins. Defaults to the value of BABEL_ENV, or else NODE_ENV, or else 'development'.
.TP
\fB\-\-root\-mode\fR [mode]
The project\-root resolution mode. One of 'root' (the default), 'upward', or 'upward\-optional'.
.HP
\fB\-\-source\-type\fR [script|module]
.TP
\fB\-\-no\-babelrc\fR
Whether or not to look up .babelrc and .babelignore files.
.TP
\fB\-\-ignore\fR [list]
List of glob paths to **not** compile.
.TP
\fB\-\-only\fR [list]
List of glob paths to **only** compile.
.TP
\fB\-\-no\-highlight\-code\fR
Enable or disable ANSI syntax highlighting of code frames. (on by default)
.TP
\fB\-\-no\-comments\fR
Write comments to generated output. (true by default)
.TP
\fB\-\-retain\-lines\fR
Retain line numbers. This will result in really ugly code.
.TP
\fB\-\-compact\fR [true|false|auto]
Do not include superfluous whitespace characters and line terminators.
.TP
\fB\-\-minified\fR
Save as many bytes when printing. (false by default)
.TP
\fB\-\-auxiliary\-comment\-before\fR [string]
Print a comment before any injected non\-user code.
.TP
\fB\-\-auxiliary\-comment\-after\fR [string]
Print a comment after any injected non\-user code.
.HP
\fB\-s\fR, \fB\-\-source\-maps\fR [true|false|inline|both]
.TP
\fB\-\-source\-map\-target\fR [string]
Set `file` on returned source map.
.TP
\fB\-\-source\-file\-name\fR [string]
Set `sources[0]` on returned source map.
.TP
\fB\-\-source\-root\fR [filename]
The root from which all sources are relative.
.TP
\fB\-\-module\-root\fR [filename]
Optional prefix for the AMD module formatter that will be prepended to the filename on module definitions.
.TP
\fB\-M\fR, \fB\-\-module\-ids\fR
Insert an explicit id for modules.
.TP
\fB\-\-module\-id\fR [string]
Specify a custom name for module ids.
.TP
\fB\-x\fR, \fB\-\-extensions\fR [extensions]
List of extensions to compile when a directory has been the input. [.js,.jsx,.es6,.es,.mjs,.cjs]
.TP
\fB\-\-keep\-file\-extension\fR
Preserve the file extensions of the input files.
.TP
\fB\-w\fR, \fB\-\-watch\fR
Recompile files on changes.
.TP
\fB\-\-skip\-initial\-build\fR
Do not compile files before watching.
.TP
\fB\-o\fR, \fB\-\-out\-file\fR [out]
Compile all input files into a single file.
.TP
\fB\-d\fR, \fB\-\-out\-dir\fR [out]
Compile an input directory of modules into an output directory.
.TP
\fB\-\-relative\fR
Compile into an output directory relative to input directory or file. Requires \fB\-\-out\-dir\fR [out]
.TP
\fB\-D\fR, \fB\-\-copy\-files\fR
When compiling a directory copy over non\-compilable files.
.TP
\fB\-\-include\-dotfiles\fR
Include dotfiles when compiling and copying non\-compilable files.
.TP
\fB\-\-no\-copy\-ignored\fR
Exclude ignored files when copying non\-compilable files.
.TP
\fB\-\-verbose\fR
Log everything. This option conflicts with \fB\-\-quiet\fR
.TP
\fB\-\-quiet\fR
Don't log anything. This option conflicts with \fB\-\-verbose\fR
.TP
\fB\-\-delete\-dir\-on\-start\fR
Delete the out directory before compilation.
.TP
\fB\-\-out\-file\-extension\fR [string]
Use a specific extension for the output files
.TP
\fB\-V\fR, \fB\-\-version\fR
output the version number
.TP
\fB\-h\fR, \fB\-\-help\fR
display help for command