Sha256: e0b985f3e9d4a93b16974451e9e5aa064ab869b8d54e5d47e8e8ee6b730894f0
Contents?: true
Size: 1.45 KB
Versions: 11
Compression:
Stored size: 1.45 KB
Contents
u = up.util
class up.Selector
CSS_HAS_SUFFIX_PATTERN = new RegExp("\\:has\\(([^\\)]+)\\)$")
MATCH_FN_NAME = if up.browser.isIE11() then 'msMatchesSelector' else 'matches'
constructor: (@selector, @filterFn) ->
matches: (element) ->
doesMatch = element[MATCH_FN_NAME](@selector)
doesMatch &&= @filterFn(element) if @filterFn
doesMatch
descendants: (root) ->
matches = root.querySelectorAll(@selector)
if @filterFn
matches = u.filter(matches, @filterFn)
matches
descendant: (root) ->
if !@filterFn
root.querySelector(@selector)
else
candidates = root.querySelectorAll(@selector)
u.find(candidates, @filterFn)
subtree: (root) ->
matches = []
if @matches(root)
matches.push(root)
matches.push(@descendants(root)...)
matches
closest: (root) ->
if root.closest && !@filterFn
return root.closest(@selector)
else
return @closestPolyfill(root)
closestPolyfill: (root) ->
if @matches(root, @selector)
root
else
@ancestor(root)
ancestor: (element) ->
if parentElement = element.parentElement
if @matches(parentElement)
parentElement
else
@ancestor(parentElement)
@parse: (selector) ->
filter = null
selector = selector.replace CSS_HAS_SUFFIX_PATTERN, (match, descendantSelector) ->
filter = (element) ->
element.querySelector(descendantSelector)
return ''
new @(selector, filter)
Version data entries
11 entries across 11 versions & 1 rubygems