{
  "version": 3,
  "sources": ["../../../src/js/dom-util.js"],
  "sourcesContent": ["/**\n * dom-util.js\n */\n\n/* import */\nimport bidiFactory from 'bidi-js';\n\n/* constants */\nimport {\n  DOCUMENT_FRAGMENT_NODE, DOCUMENT_NODE, DOCUMENT_POSITION_CONTAINS,\n  DOCUMENT_POSITION_CONTAINED_BY, DOCUMENT_POSITION_PRECEDING, ELEMENT_NODE,\n  REG_SHADOW_MODE, SYNTAX_ERR, TEXT_NODE\n} from './constant.js';\n\n/**\n * is in shadow tree\n * @param {object} node - node\n * @returns {boolean} - result;\n */\nexport const isInShadowTree = (node = {}) => {\n  let bool;\n  if (node.nodeType === ELEMENT_NODE ||\n      node.nodeType === DOCUMENT_FRAGMENT_NODE) {\n    let refNode = node;\n    while (refNode) {\n      const { host, mode, nodeType, parentNode } = refNode;\n      if (host && mode && nodeType === DOCUMENT_FRAGMENT_NODE &&\n          REG_SHADOW_MODE.test(mode)) {\n        bool = true;\n        break;\n      }\n      refNode = parentNode;\n    }\n  }\n  return !!bool;\n};\n\n/**\n * get slotted text content\n * @param {object} node - Element node\n * @returns {?string} - text content\n */\nexport const getSlottedTextContent = (node = {}) => {\n  let res;\n  if (node.localName === 'slot' && isInShadowTree(node)) {\n    const nodes = node.assignedNodes();\n    if (nodes.length) {\n      for (const item of nodes) {\n        res = item.textContent.trim();\n        if (res) {\n          break;\n        }\n      }\n    } else {\n      res = node.textContent.trim();\n    }\n  }\n  return res ?? null;\n};\n\n/**\n * get directionality of node\n * @see https://html.spec.whatwg.org/multipage/dom.html#the-dir-attribute\n * @param {object} node - Element node\n * @returns {?string} - 'ltr' / 'rtl'\n */\nexport const getDirectionality = (node = {}) => {\n  let res;\n  if (node.nodeType === ELEMENT_NODE) {\n    const { dir: nodeDir, localName, parentNode } = node;\n    const { getEmbeddingLevels } = bidiFactory();\n    const regDir = /^(?:ltr|rtl)$/;\n    if (regDir.test(nodeDir)) {\n      res = nodeDir;\n    } else if (nodeDir === 'auto') {\n      let text;\n      switch (localName) {\n        case 'input': {\n          if (!node.type || /^(?:(?:butto|hidde)n|(?:emai|te|ur)l|(?:rese|submi|tex)t|password|search)$/.test(node.type)) {\n            text = node.value;\n          }\n          break;\n        }\n        case 'slot': {\n          text = getSlottedTextContent(node);\n          break;\n        }\n        case 'textarea': {\n          text = node.value;\n          break;\n        }\n        default: {\n          const items = [].slice.call(node.childNodes);\n          for (const item of items) {\n            const {\n              dir: itemDir, localName: itemLocalName, nodeType: itemNodeType,\n              textContent: itemTextContent\n            } = item;\n            if (itemNodeType === TEXT_NODE) {\n              text = itemTextContent.trim();\n            } else if (itemNodeType === ELEMENT_NODE) {\n              if (!/^(?:bdi|s(?:cript|tyle)|textarea)$/.test(itemLocalName) &&\n                  (!itemDir || !regDir.test(itemDir))) {\n                if (itemLocalName === 'slot') {\n                  text = getSlottedTextContent(item);\n                } else {\n                  text = itemTextContent.trim();\n                }\n              }\n            }\n            if (text) {\n              break;\n            }\n          }\n        }\n      }\n      if (text) {\n        const { paragraphs: [{ level }] } = getEmbeddingLevels(text);\n        if (level % 2 === 1) {\n          res = 'rtl';\n        } else {\n          res = 'ltr';\n        }\n      }\n      if (!res) {\n        if (parentNode) {\n          const { nodeType: parentNodeType } = parentNode;\n          if (parentNodeType === ELEMENT_NODE) {\n            res = getDirectionality(parentNode);\n          } else if (parentNodeType === DOCUMENT_NODE ||\n                     parentNodeType === DOCUMENT_FRAGMENT_NODE) {\n            res = 'ltr';\n          }\n        } else {\n          res = 'ltr';\n        }\n      }\n    } else if (localName === 'bdi') {\n      const text = node.textContent.trim();\n      if (text) {\n        const { paragraphs: [{ level }] } = getEmbeddingLevels(text);\n        if (level % 2 === 1) {\n          res = 'rtl';\n        } else {\n          res = 'ltr';\n        }\n      }\n      if (!(res || parentNode)) {\n        res = 'ltr';\n      }\n    } else if (localName === 'input' && node.type === 'tel') {\n      res = 'ltr';\n    } else if (parentNode) {\n      if (localName === 'slot') {\n        const text = getSlottedTextContent(node);\n        if (text) {\n          const { paragraphs: [{ level }] } = getEmbeddingLevels(text);\n          if (level % 2 === 1) {\n            res = 'rtl';\n          } else {\n            res = 'ltr';\n          }\n        }\n      }\n      if (!res) {\n        const { nodeType: parentNodeType } = parentNode;\n        if (parentNodeType === ELEMENT_NODE) {\n          res = getDirectionality(parentNode);\n        } else if (parentNodeType === DOCUMENT_NODE ||\n                   parentNodeType === DOCUMENT_FRAGMENT_NODE) {\n          res = 'ltr';\n        }\n      }\n    } else {\n      res = 'ltr';\n    }\n  }\n  return res ?? null;\n};\n\n/**\n * is content editable\n * NOTE: not implemented in jsdom https://github.com/jsdom/jsdom/issues/1670\n * @param {object} node - Element node\n * @returns {boolean} - result\n */\nexport const isContentEditable = (node = {}) => {\n  let res;\n  if (node.nodeType === ELEMENT_NODE) {\n    if (typeof node.isContentEditable === 'boolean') {\n      res = node.isContentEditable;\n    } else if (node.ownerDocument.designMode === 'on') {\n      res = true;\n    } else if (node.hasAttribute('contenteditable')) {\n      const attr = node.getAttribute('contenteditable');\n      if (attr === '' || /^(?:plaintext-only|true)$/.test(attr)) {\n        res = true;\n      } else if (attr === 'inherit') {\n        let parent = node.parentNode;\n        while (parent) {\n          if (isContentEditable(parent)) {\n            res = true;\n            break;\n          }\n          parent = parent.parentNode;\n        }\n      }\n    }\n  }\n  return !!res;\n};\n\n/**\n * is namespace declared\n * @param {string} ns - namespace\n * @param {object} node - Element node\n * @returns {boolean} - result\n */\nexport const isNamespaceDeclared = (ns = '', node = {}) => {\n  let res;\n  if (ns && typeof ns === 'string' && node.nodeType === ELEMENT_NODE) {\n    const attr = `xmlns:${ns}`;\n    const root = node.ownerDocument.documentElement;\n    let parent = node;\n    while (parent) {\n      if (typeof parent.hasAttribute === 'function' &&\n          parent.hasAttribute(attr)) {\n        res = true;\n        break;\n      } else if (parent === root) {\n        break;\n      }\n      parent = parent.parentNode;\n    }\n  }\n  return !!res;\n};\n\n/**\n * is inclusive - nodeA and nodeB are in inclusive relation\n * @param {object} nodeA - Element node\n * @param {object} nodeB - Element node\n * @returns {boolean} - result\n */\nexport const isInclusive = (nodeA = {}, nodeB = {}) => {\n  let res;\n  if (nodeA.nodeType === ELEMENT_NODE && nodeB.nodeType === ELEMENT_NODE) {\n    const posBit = nodeB.compareDocumentPosition(nodeA);\n    res = posBit & DOCUMENT_POSITION_CONTAINS ||\n          posBit & DOCUMENT_POSITION_CONTAINED_BY;\n  }\n  return !!res;\n};\n\n/**\n * is preceding - nodeA precedes and/or contains nodeB\n * @param {object} nodeA - Element node\n * @param {object} nodeB - Element node\n * @returns {boolean} - result\n */\nexport const isPreceding = (nodeA = {}, nodeB = {}) => {\n  let res;\n  if (nodeA.nodeType === ELEMENT_NODE && nodeB.nodeType === ELEMENT_NODE) {\n    const posBit = nodeB.compareDocumentPosition(nodeA);\n    res = posBit & DOCUMENT_POSITION_PRECEDING ||\n          posBit & DOCUMENT_POSITION_CONTAINS;\n  }\n  return !!res;\n};\n\n/**\n * selector to node properties - e.g. ns|E -> { prefix: ns, tagName: E }\n * @param {string} selector - type selector\n * @param {object} [node] - Element node\n * @returns {object} - node properties\n */\nexport const selectorToNodeProps = (selector, node) => {\n  let prefix;\n  let tagName;\n  if (selector && typeof selector === 'string') {\n    if (selector.indexOf('|') > -1) {\n      [prefix, tagName] = selector.split('|');\n    } else {\n      prefix = '*';\n      tagName = selector;\n    }\n  } else {\n    throw new DOMException(`Invalid selector ${selector}`, SYNTAX_ERR);\n  }\n  return {\n    prefix,\n    tagName\n  };\n};\n"],
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