http-trim-filter — NGINX module

http-trim-filter #

Whitespace and comment stripper for HTML / JS / CSS response bodies — shrinks payloads on the fly without requiring a build-time minifier.

Source: our fork on GitHub

Directives

syntax: trim 1 arg; · context: http, server, location

Enables or disables HTML whitespace/comment trimming for the response via a complex-value expression evaluated per request.

syntax: trim_css 1 arg; · context: http, server, location

Enables or disables minification of inline CSS inside <style> blocks via a complex-value expression.

syntax: trim_js 1 arg; · context: http, server, location

Enables or disables minification of inline JavaScript inside <script> blocks via a complex-value expression.

syntax: trim_types 1+ args; · context: http, server, location

Adds MIME types, in addition to the default text/html, whose responses the trim filter processes.

Example

location / {
    trim        on;
    trim_js     on;
    trim_css    on;
    trim_types  text/html text/css application/javascript;
}