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Diffstat (limited to 'src/selector/support.js')
| -rw-r--r-- | src/selector/support.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/selector/support.js b/src/selector/support.js new file mode 100644 index 000000000..9763b0055 --- /dev/null +++ b/src/selector/support.js @@ -0,0 +1,24 @@ +import support from "../var/support.js"; + +try { + /* eslint-disable no-undef */ + + // Support: Chrome 105+, Firefox 104+, Safari 15.4+ + // Make sure forgiving mode is not used in `CSS.supports( "selector(...)" )`. + // + // `:is()` uses a forgiving selector list as an argument and is widely + // implemented, so it's a good one to test against. + support.cssSupportsSelector = CSS.supports( "selector(*)" ) && + + // `*` is needed as Safari & newer Chrome implemented something in between + // for `:has()` - it throws in `qSA` if it only contains an unsupported + // argument but multiple ones, one of which is supported, are fine. + // We want to play safe in case `:is()` gets the same treatment. + !CSS.supports( "selector(:is(*,:jqfake))" ); + + /* eslint-enable */ +} catch ( e ) { + support.cssSupportsSelector = false; +} + +export default support; |