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12 KiB
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1 line
12 KiB
JSON
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{"ast":null,"code":"import { getGlobalObject } from './global.js';\nimport { isString } from './is.js';\n\n/**\n * Given a child DOM element, returns a query-selector statement describing that\n * and its ancestors\n * e.g. [HTMLElement] => body > div > input#foo.btn[name=baz]\n * @returns generated DOM path\n */\nfunction htmlTreeAsString(elem, keyAttrs) {\n // try/catch both:\n // - accessing event.target (see getsentry/raven-js#838, #768)\n // - `htmlTreeAsString` because it's complex, and just accessing the DOM incorrectly\n // - can throw an exception in some circumstances.\n try {\n let currentElem = elem;\n var MAX_TRAVERSE_HEIGHT = 5;\n var MAX_OUTPUT_LEN = 80;\n var out = [];\n let height = 0;\n let len = 0;\n var separator = ' > ';\n var sepLength = separator.length;\n let nextStr;\n while (currentElem && height++ < MAX_TRAVERSE_HEIGHT) {\n nextStr = _htmlElementAsString(currentElem, keyAttrs);\n // bail out if\n // - nextStr is the 'html' element\n // - the length of the string that would be created exceeds MAX_OUTPUT_LEN\n // (ignore this limit if we are on the first iteration)\n if (nextStr === 'html' || height > 1 && len + out.length * sepLength + nextStr.length >= MAX_OUTPUT_LEN) {\n break;\n }\n out.push(nextStr);\n len += nextStr.length;\n currentElem = currentElem.parentNode;\n }\n return out.reverse().join(separator);\n } catch (_oO) {\n return '<unknown>';\n }\n}\n\n/**\n * Returns a simple, query-selector representation of a DOM element\n * e.g. [HTMLElement] => input#foo.btn[name=baz]\n * @returns generated DOM path\n */\nfunction _htmlElementAsString(el, keyAttrs) {\n var elem = el;\n var out = [];\n let className;\n let classes;\n let key;\n let attr;\n let i;\n if (!elem || !elem.tagName) {\n return '';\n }\n out.push(elem.tagName.toLowerCase());\n\n // Pairs of attribute keys defined in `serializeAttribute` and their values on element.\n var keyAttrPairs = keyAttrs && keyAttrs.length ? keyAttrs.filter(keyAttr => elem.getAttribute(keyAttr)).map(keyAttr => [keyAttr, elem.getAttribute(keyAttr)]) : null;\n if (keyAttrPairs && keyAttrPairs.length) {\n keyAttrPairs.forEach(keyAttrPair => {\n out.push(`[${keyAttrPair[0]}=\"${keyAttrPair[1]}\"]`);\n });\n } else {\n if (elem.id) {\n out.push(`#${elem.id}`);\n }\n className = elem.className;\n if (className && isString(className)) {\n classes = className.split(/\\s+/);\n for (i = 0; i < classes.length; i++) {\n out.push(`.${classes[i]}`);\n }\n }\n }\n var allowedAttrs = ['type', 'name', 'title', 'alt'];\n for (i = 0; i < allowedAttrs.length; i++) {\n key = allowedAttrs[i];\n attr = elem.getAttribute(key);\n if (attr) {\n out.push(`[${key}=\"${attr}\"]`);\n }\n }\n return out.join('');\n}\n\n/**\n * A safe form of location.href\n */\nfunction getLocationHref() {\n var global = getGlobalObject();\n try {\n return global.document.location.href;\n } catch (oO) {\n return '';\n }\n}\n\n/**\n * Gets a DOM element by using document.querySelector.\n *\n * This wrapper will first check for the existance of the function before\n * actually calling it so that we don't have to take care of this check,\n * every time we want to access the DOM.\n *\n * Reason: DOM/querySelector is not available in all environments.\n *\n * We have to cast to any because utils can be consumed by a variety of environments,\n * and we don't want to break TS users. If you know what element will be selected by\n * `document.querySelector`, specify it as part of the generic call. For example,\n * `var element = getDomElement<Element>('selector');`\n *\n * @param selector the selector string passed on to document.querySelector\n */\nfunction getDomElement(selector) {\n var global = getGlobalObject();\n if (global.document && global.document.querySelector) {\n return global.document.querySelector(selector);\n }\n return null;\n}\nexport { getDomElement, getLocationHref, htmlTreeAs
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