| 1 | var split = require('../utils/split');
|
| 2 |
|
| 3 | var BRACE_PREFIX = /^\(/;
|
| 4 | var BRACE_SUFFIX = /\)$/;
|
| 5 | var IMPORT_PREFIX_PATTERN = /^@import/i;
|
| 6 | var QUOTE_PREFIX_PATTERN = /['"]\s*/;
|
| 7 | var QUOTE_SUFFIX_PATTERN = /\s*['"]/;
|
| 8 | var URL_PREFIX_PATTERN = /^url\(\s*/i;
|
| 9 | var URL_SUFFIX_PATTERN = /\s*\)/i;
|
| 10 |
|
| 11 | function extractImportUrlAndMedia(atRuleValue) {
|
| 12 | var uri;
|
| 13 | var mediaQuery;
|
| 14 | var stripped;
|
| 15 | var parts;
|
| 16 |
|
| 17 | stripped = atRuleValue
|
| 18 | .replace(IMPORT_PREFIX_PATTERN, '')
|
| 19 | .trim()
|
| 20 | .replace(URL_PREFIX_PATTERN, '(')
|
| 21 | .replace(URL_SUFFIX_PATTERN, ')')
|
| 22 | .replace(QUOTE_PREFIX_PATTERN, '')
|
| 23 | .replace(QUOTE_SUFFIX_PATTERN, '');
|
| 24 |
|
| 25 | parts = split(stripped, ' ');
|
| 26 |
|
| 27 | uri = parts[0]
|
| 28 | .replace(BRACE_PREFIX, '')
|
| 29 | .replace(BRACE_SUFFIX, '');
|
| 30 | mediaQuery = parts.slice(1).join(' ');
|
| 31 |
|
| 32 | return [uri, mediaQuery];
|
| 33 | }
|
| 34 |
|
| 35 | module.exports = extractImportUrlAndMedia;
|