| 1 | "use strict";
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| 2 | /**
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| 3 | * @license
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| 4 | * Copyright Google LLC All Rights Reserved.
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| 5 | *
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| 6 | * Use of this source code is governed by an MIT-style license that can be
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| 7 | * found in the LICENSE file at https://angular.io/license
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| 8 | */
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| 9 | Object.defineProperty(exports, "__esModule", { value: true });
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| 10 | exports.getStartOffsetOfAttribute = exports.findAttributeOnElementWithAttrs = exports.findAttributeOnElementWithTag = exports.findElementsWithAttribute = void 0;
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| 11 | const parse5_1 = require("parse5");
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| 12 | /**
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| 13 | * Parses a HTML fragment and traverses all AST nodes in order find elements that
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| 14 | * include the specified attribute.
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| 15 | */
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| 16 | function findElementsWithAttribute(html, attributeName) {
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| 17 | const document = parse5_1.parseFragment(html, { sourceCodeLocationInfo: true });
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| 18 | const elements = [];
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| 19 | const visitNodes = (nodes) => {
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| 20 | nodes.forEach(n => {
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| 21 | var _a;
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| 22 | const node = n;
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| 23 | if (node.childNodes) {
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| 24 | visitNodes(node.childNodes);
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| 25 | }
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| 26 | if ((_a = node.attrs) === null || _a === void 0 ? void 0 : _a.some(attr => attr.name === attributeName.toLowerCase())) {
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| 27 | elements.push(node);
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| 28 | }
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| 29 | });
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| 30 | };
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| 31 | visitNodes(document.childNodes);
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| 32 | return elements;
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| 33 | }
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| 34 | exports.findElementsWithAttribute = findElementsWithAttribute;
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| 35 | /**
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| 36 | * Finds elements with explicit tag names that also contain the specified attribute. Returns the
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| 37 | * attribute start offset based on the specified HTML.
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| 38 | */
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| 39 | function findAttributeOnElementWithTag(html, name, tagNames) {
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| 40 | return findElementsWithAttribute(html, name)
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| 41 | .filter(element => tagNames.includes(element.tagName))
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| 42 | .map(element => getStartOffsetOfAttribute(element, name));
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| 43 | }
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| 44 | exports.findAttributeOnElementWithTag = findAttributeOnElementWithTag;
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| 45 | /**
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| 46 | * Finds elements that contain the given attribute and contain at least one of the other
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| 47 | * specified attributes. Returns the primary attribute's start offset based on the specified HTML.
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| 48 | */
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| 49 | function findAttributeOnElementWithAttrs(html, name, attrs) {
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| 50 | return findElementsWithAttribute(html, name)
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| 51 | .filter(element => attrs.some(attr => hasElementAttribute(element, attr)))
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| 52 | .map(element => getStartOffsetOfAttribute(element, name));
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| 53 | }
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| 54 | exports.findAttributeOnElementWithAttrs = findAttributeOnElementWithAttrs;
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| 55 | /** Shorthand function that checks if the specified element contains the given attribute. */
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| 56 | function hasElementAttribute(element, attributeName) {
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| 57 | return element.attrs && element.attrs.some(attr => attr.name === attributeName.toLowerCase());
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| 58 | }
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| 59 | /** Gets the start offset of the given attribute from a Parse5 element. */
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| 60 | function getStartOffsetOfAttribute(element, attributeName) {
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| 61 | return element.sourceCodeLocation.attrs[attributeName.toLowerCase()].startOffset;
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| 62 | }
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| 63 | exports.getStartOffsetOfAttribute = getStartOffsetOfAttribute;
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| 64 | //# 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1lbnQsIG5hbWUpKTtcbn1cblxuLyoqIFNob3J0aGFuZCBmdW5jdGlvbiB0aGF0IGNoZWNrcyBpZiB0aGUgc3BlY2lmaWVkIGVsZW1lbnQgY29udGFpbnMgdGhlIGdpdmVuIGF0dHJpYnV0ZS4gKi9cbmZ1bmN0aW9uIGhhc0VsZW1lbnRBdHRyaWJ1dGUoZWxlbWVudDogRWxlbWVudCwgYXR0cmlidXRlTmFtZTogc3RyaW5nKTogYm9vbGVhbiB7XG4gIHJldHVybiBlbGVtZW50LmF0dHJzICYmIGVsZW1lbnQuYXR0cnMuc29tZShhdHRyID0+IGF0dHIubmFtZSA9PT0gYXR0cmlidXRlTmFtZS50b0xvd2VyQ2FzZSgpKTtcbn1cblxuXG4vKiogR2V0cyB0aGUgc3RhcnQgb2Zmc2V0IG9mIHRoZSBnaXZlbiBhdHRyaWJ1dGUgZnJvbSBhIFBhcnNlNSBlbGVtZW50LiAqL1xuZXhwb3J0IGZ1bmN0aW9uIGdldFN0YXJ0T2Zmc2V0T2ZBdHRyaWJ1dGUoZWxlbWVudDogYW55LCBhdHRyaWJ1dGVOYW1lOiBzdHJpbmcpOiBudW1iZXIge1xuICByZXR1cm4gZWxlbWVudC5zb3VyY2VDb2RlTG9jYXRpb24uYXR0cnNbYXR0cmlidXRlTmFtZS50b0xvd2VyQ2FzZSgpXS5zdGFydE9mZnNldDtcbn1cbiJdfQ== 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