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TERSER(1) User Commands TERSER(1)


terser - JavaScript parser and mangler/compressor and beautifier toolkit


terser [options] [files...]


-V, --version
output the version number
-p, --parse <options>
Specify parser options.
-c, --compress [options]
Enable compressor/specify compressor options.
-m, --mangle [options]
Mangle names/specify mangler options.
--mangle-props [options]
Mangle properties/specify mangler options.
-b, --beautify [options]
Beautify output/specify output options.
-o, --output <file>
Output file (default STDOUT).
--comments [filter]
Preserve copyright comments in the output.
--config-file <file>
Read minify() options from JSON file.
-d, --define <expr>[=value]
Global definitions.
--ecma <version>
Specify ECMAScript release: 5, 2015, 2016 or 2017...
-e, --enclose [arg[,...][:value[,...]]]
Embed output in a big function with configurable arguments and values.
Support non-standard Internet Explorer 8.
Do not mangle/drop class names.
Do not mangle/drop function names. Useful for code relying on
Input is an ES6 module
--name-cache <file>
File to hold mangled name mappings.
Force symbol expansion.
Disable symbol expansion.
Support non-standard Safari 10.
--source-map [options]
Enable source map/specify source map options.
Display operations run time on STDERR.
Compress and/or mangle variables in toplevel scope.
Print diagnostic messages.
Print warning messages.
--wrap <name>
Embed everything as a function with ???exports??? corresponding to ???name??? globally.
-h, --help
display help for command
June 2021 terser 4.8.0