//! A high-level API to control headless Chrome or Chromium over the DevTools Protocol. It is the
//! Rust equivalent of [Puppeteer](https://github.com/GoogleChrome/puppeteer), a Node library
//! maintained by the Chrome DevTools team.
//!
//! It is not 100% feature compatible with Puppeteer, but there's enough here to satisfy most
//! browser testing / web crawling use cases, and there are several 'advanced' features such as:
//!
//! - [network request interception](https://docs.rs/headless_chrome/latest/headless_chrome/browser/tab/struct.Tab.html#method.enable_request_interception)
//! - [JavaScript coverage monitoring](https://docs.rs/headless_chrome/latest/headless_chrome/browser/tab/struct.Tab.html#method.take_precise_js_coverage)
//! - [taking screenshots of elements or the entire page](https://docs.rs/headless_chrome/latest/headless_chrome/browser/tab/struct.Tab.html#method.capture_screenshot)
//! - [saving pages to PDF](https://docs.rs/headless_chrome/latest/headless_chrome/browser/tab/struct.Tab.html#method.print_to_pdf)
//! - ['headful' browsing](https://docs.rs/headless_chrome/latest/headless_chrome/struct.LaunchOptionsBuilder.html#method.headless)
//! - automatic downloading of 'known good' Chromium binaries for Linux / Mac / Windows
//! - [extension pre-loading](https://docs.rs/headless_chrome/latest/headless_chrome/struct.LaunchOptionsBuilder.html#method.extensions)
//!
//! # Quick Start
//!
//! ```no_run
//! use headless_chrome::{Browser, protocol::page::ScreenshotFormat};
//! use headless_chrome::protocol::cdp::Page;
//!
//! fn browse_wikipedia() -> Result<(), failure::Error> {
//! let browser = Browser::default()?;
//!
//! let tab = browser.wait_for_initial_tab()?;
//!
//! /// Navigate to wikipedia
//! tab.navigate_to("https://www.wikipedia.org")?;
//!
//! /// Wait for network/javascript/dom to make the search-box available
//! /// and click it.
//! tab.wait_for_element("input#searchInput")?.click()?;
//!
//! /// Type in a query and press `Enter`
//! tab.type_str("WebKit")?.press_key("Enter")?;
//!
//! /// We should end up on the WebKit-page once navigated
//! tab.wait_for_element("#firstHeading")?;
//! assert!(tab.get_url().ends_with("WebKit"));
//!
//! /// Take a screenshot of the entire browser window
//! let _jpeg_data = tab.capture_screenshot(
//! Page::CaptureScreenshotFormatOption::Png,
//! Some(75),
//! None,
//! true)?;
//!
//! /// Take a screenshot of just the WebKit-Infobox
//! let _png_data = tab
//! .wait_for_element("#mw-content-text > div > table.infobox.vevent")?
//! .capture_screenshot(ScreenshotFormat::PNG)?;
//! Ok(())
//! }
//!
//! assert!(browse_wikipedia().is_ok());
//! ```
extern crate derive_builder;
extern crate log;
pub use ;
pub use FetcherOptions;
type _READMETEST = ;