preserve-comment-whitespace
v0.0.3
Published
Preserves the presence or lack thereof of whitespace surrounding HTML comments.
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preserve-comment-whitespace
Preserves the presence or lack thereof of whitespace surrounding HTML comments.
HTML formatters don't always properly handle HTML comments. This package attempts to properly maintain the whitespace around the HTML comments.
Some known issues:
- https://github.com/beautify-web/js-beautify/issues/1301
- https://github.com/beautify-web/js-beautify/issues/1823
Install
$ npm install preserve-comment-whitespace
Usage
const { preserve, restore } = require('preserve-comment-whitespace');
const beautify = require('js-beautify').html;
const html = `<div><div><!-- my html comment --></div></div>`
const comments = preserve(html);
const formatted = beautify(html);
//=> <div>\n <div>\n <!-- my html comment -->\n </div>\n</div>
const formattedAndRestored = restore(formatted, comments)
//=> <div>\n <div><!-- my html comment --></div>\n</div>
API
preserve(html)
Returns an Array containing the objects descripting the HTML comments.
restore(html, comments, options)
Returns a string where the whitespace around the HTML comments is restored.
Note: the processing between preserve
and restore
should add or remove any comments. If the number of comments given don't match the number of comments found in the given HTML, restore
will return the given string, unprocessed.
html
String
| required
String of HTML after any formatting that would have affected the whitespace.
comments
Array
| defaults to[]
The Array returned from preserve
.
options
Object
| defaults to{ restoreInline: true }
Configuration for how to restore the comment whitespace.
Accept restoreInline
. If true
, comments that were originally inline (i.e. not on their own lines) will be restored to be inline. Otherwise, it will accept the new line placement.