You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
111 lines
4.2 KiB
111 lines
4.2 KiB
4 weeks ago
|
"use strict";
|
||
|
|
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
|
||
|
|
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
|
||
|
|
if (ar || !(i in from)) {
|
||
|
|
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
|
||
|
|
ar[i] = from[i];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return to.concat(ar || Array.prototype.slice.call(from));
|
||
|
|
};
|
||
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
||
|
|
exports.subselects = exports.getNextSiblings = exports.ensureIsTag = exports.PLACEHOLDER_ELEMENT = void 0;
|
||
|
|
var boolbase_1 = require("boolbase");
|
||
|
|
var procedure_1 = require("../procedure");
|
||
|
|
/** Used as a placeholder for :has. Will be replaced with the actual element. */
|
||
|
|
exports.PLACEHOLDER_ELEMENT = {};
|
||
|
|
function ensureIsTag(next, adapter) {
|
||
|
|
if (next === boolbase_1.falseFunc)
|
||
|
|
return boolbase_1.falseFunc;
|
||
|
|
return function (elem) { return adapter.isTag(elem) && next(elem); };
|
||
|
|
}
|
||
|
|
exports.ensureIsTag = ensureIsTag;
|
||
|
|
function getNextSiblings(elem, adapter) {
|
||
|
|
var siblings = adapter.getSiblings(elem);
|
||
|
|
if (siblings.length <= 1)
|
||
|
|
return [];
|
||
|
|
var elemIndex = siblings.indexOf(elem);
|
||
|
|
if (elemIndex < 0 || elemIndex === siblings.length - 1)
|
||
|
|
return [];
|
||
|
|
return siblings.slice(elemIndex + 1).filter(adapter.isTag);
|
||
|
|
}
|
||
|
|
exports.getNextSiblings = getNextSiblings;
|
||
|
|
var is = function (next, token, options, context, compileToken) {
|
||
|
|
var opts = {
|
||
|
|
xmlMode: !!options.xmlMode,
|
||
|
|
adapter: options.adapter,
|
||
|
|
equals: options.equals,
|
||
|
|
};
|
||
|
|
var func = compileToken(token, opts, context);
|
||
|
|
return function (elem) { return func(elem) && next(elem); };
|
||
|
|
};
|
||
|
|
/*
|
||
|
|
* :not, :has, :is, :matches and :where have to compile selectors
|
||
|
|
* doing this in src/pseudos.ts would lead to circular dependencies,
|
||
|
|
* so we add them here
|
||
|
|
*/
|
||
|
|
exports.subselects = {
|
||
|
|
is: is,
|
||
|
|
/**
|
||
|
|
* `:matches` and `:where` are aliases for `:is`.
|
||
|
|
*/
|
||
|
|
matches: is,
|
||
|
|
where: is,
|
||
|
|
not: function (next, token, options, context, compileToken) {
|
||
|
|
var opts = {
|
||
|
|
xmlMode: !!options.xmlMode,
|
||
|
|
adapter: options.adapter,
|
||
|
|
equals: options.equals,
|
||
|
|
};
|
||
|
|
var func = compileToken(token, opts, context);
|
||
|
|
if (func === boolbase_1.falseFunc)
|
||
|
|
return next;
|
||
|
|
if (func === boolbase_1.trueFunc)
|
||
|
|
return boolbase_1.falseFunc;
|
||
|
|
return function not(elem) {
|
||
|
|
return !func(elem) && next(elem);
|
||
|
|
};
|
||
|
|
},
|
||
|
|
has: function (next, subselect, options, _context, compileToken) {
|
||
|
|
var adapter = options.adapter;
|
||
|
|
var opts = {
|
||
|
|
xmlMode: !!options.xmlMode,
|
||
|
|
adapter: adapter,
|
||
|
|
equals: options.equals,
|
||
|
|
};
|
||
|
|
// @ts-expect-error Uses an array as a pointer to the current element (side effects)
|
||
|
|
var context = subselect.some(function (s) {
|
||
|
|
return s.some(procedure_1.isTraversal);
|
||
|
|
})
|
||
|
|
? [exports.PLACEHOLDER_ELEMENT]
|
||
|
|
: undefined;
|
||
|
|
var compiled = compileToken(subselect, opts, context);
|
||
|
|
if (compiled === boolbase_1.falseFunc)
|
||
|
|
return boolbase_1.falseFunc;
|
||
|
|
if (compiled === boolbase_1.trueFunc) {
|
||
|
|
return function (elem) {
|
||
|
|
return adapter.getChildren(elem).some(adapter.isTag) && next(elem);
|
||
|
|
};
|
||
|
|
}
|
||
|
|
var hasElement = ensureIsTag(compiled, adapter);
|
||
|
|
var _a = compiled.shouldTestNextSiblings, shouldTestNextSiblings = _a === void 0 ? false : _a;
|
||
|
|
/*
|
||
|
|
* `shouldTestNextSiblings` will only be true if the query starts with
|
||
|
|
* a traversal (sibling or adjacent). That means we will always have a context.
|
||
|
|
*/
|
||
|
|
if (context) {
|
||
|
|
return function (elem) {
|
||
|
|
context[0] = elem;
|
||
|
|
var childs = adapter.getChildren(elem);
|
||
|
|
var nextElements = shouldTestNextSiblings
|
||
|
|
? __spreadArray(__spreadArray([], childs, true), getNextSiblings(elem, adapter), true) : childs;
|
||
|
|
return (next(elem) && adapter.existsOne(hasElement, nextElements));
|
||
|
|
};
|
||
|
|
}
|
||
|
|
return function (elem) {
|
||
|
|
return next(elem) &&
|
||
|
|
adapter.existsOne(hasElement, adapter.getChildren(elem));
|
||
|
|
};
|
||
|
|
},
|
||
|
|
};
|