Module: Ferrum::Frame::DOM

Included in:
Ferrum::Frame
Defined in:
lib/ferrum/frame/dom.rb

Instance Method Summary collapse

Instance Method Details

#at_css(selector, within: nil) ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 79

def at_css(selector, within: nil)
  code = "    let selector = arguments[0];\n    let within = arguments[1] || document;\n    let result = within.querySelector(selector);\n    arguments[2](result);\n  JS\n\n  evaluate_async(code, @page.timeout, selector, within)\nend\n"

#at_xpath(selector, within: nil) ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 56

def at_xpath(selector, within: nil)
  code = "    let selector = arguments[0];\n    let within = arguments[1] || document;\n    let xpath = document.evaluate(selector, within, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);\n    let result = xpath.snapshotItem(0);\n    arguments[2](result);\n  JS\n\n  evaluate_async(code, @page.timeout, selector, within)\nend\n"

#body ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 35

def body
  evaluate("document.documentElement.outerHTML")
end

#css(selector, within: nil) ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 68

def css(selector, within: nil)
  code = "    let selector = arguments[0];\n    let within = arguments[1] || document;\n    let results = within.querySelectorAll(selector);\n    arguments[2](results);\n  JS\n\n  evaluate_async(code, @page.timeout, selector, within)\nend\n"

#current_title ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 27

def current_title
  evaluate("window.top.document.title")
end

#current_url ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 23

def current_url
  evaluate("window.top.location.href")
end

#doctype ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 31

def doctype
  evaluate("document.doctype && new XMLSerializer().serializeToString(document.doctype)")
end

#xpath(selector, within: nil) ⇒ Object 



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# File 'lib/ferrum/frame/dom.rb', line 39

def xpath(selector, within: nil)
  code = "    let selector = arguments[0];\n    let within = arguments[1] || document;\n    let results = [];\n\n    let xpath = document.evaluate(selector, within, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);\n    for (let i = 0; i < xpath.snapshotLength; i++) {\n      results.push(xpath.snapshotItem(i));\n    }\n\n    arguments[2](results);\n  JS\n\n  evaluate_async(code, @page.timeout, selector, within)\nend\n"