Sha256: f56991d722367dfd55f2a61f152a615a94c0c3f76fd94a23b2c4e9b9eec5aa7e
Contents?: true
Size: 1.15 KB
Versions: 26
Compression:
Stored size: 1.15 KB
Contents
"use strict";
const DOMException = require("../generated/DOMException");
const conversions = require("webidl-conversions");
exports.FILTER_ACCEPT = 1; // NodeFilter.FILTER_ACCEPT
exports.FILTER_REJECT = 2; // NodeFilter.FILTER_REJECT
exports.FILTER_SKIP = 3; // NodeFilter.FILTER_SKIP
exports.filter = (nodeIteratorOrTreeWalkerImpl, nodeImpl) => {
if (nodeIteratorOrTreeWalkerImpl._active) {
throw DOMException.create(nodeIteratorOrTreeWalkerImpl._globalObject, [
"Recursive node filtering",
"InvalidStateError"
]);
}
const n = nodeImpl.nodeType - 1;
if (!((1 << n) & nodeIteratorOrTreeWalkerImpl.whatToShow)) {
return exports.FILTER_SKIP;
}
// Saving in a variable is important so we don't accidentally call it as a method later.
const { filter } = nodeIteratorOrTreeWalkerImpl;
if (filter === null) {
return exports.FILTER_ACCEPT;
}
nodeIteratorOrTreeWalkerImpl._active = true;
let result;
// https://github.com/whatwg/dom/issues/494
try {
result = filter(nodeImpl);
} finally {
nodeIteratorOrTreeWalkerImpl._active = false;
}
result = conversions["unsigned short"](result);
return result;
};
Version data entries
26 entries across 26 versions & 1 rubygems