cli: Add option for opening browser windows.

Cargo.lock

@@ -1093,6 +1093,14 @@ name = "opaque-debug"
 version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "opener"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "owning_ref"
 version = "0.4.0"
@@ -1508,6 +1516,7 @@ dependencies = [
  "env_logger 0.5.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "fake 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opener 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.94 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2334,6 +2343,7 @@ dependencies = [
 "checksum num-traits 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "630de1ef5cc79d0cdd78b7e33b81f083cbfe90de0f4b2b2f07f905867c70e9fe"
 "checksum num_cpus 1.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "bcef43580c035376c0705c42792c294b66974abbfd2789b511784023f71f3273"
 "checksum opaque-debug 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "93f5bb2e8e8dec81642920ccff6b61f1eb94fa3020c5a325c9851ff604152409"
+"checksum opener 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "13117407ca9d0caf3a0e74f97b490a7e64c0ae3aa90a8b7085544d0c37b6f3ae"
 "checksum owning_ref 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "49a4b8ea2179e6a2e27411d3bca09ca6dd630821cf6894c6c7c8467a8ee7ef13"
 "checksum parking_lot 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ab41b4aed082705d1056416ae4468b6ea99d52599ecf3169b00088d43113e337"
 "checksum parking_lot 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fa7767817701cce701d5585b9c4db3cdd02086398322c1d7e8bf5094a96a2ce7"

Cargo.toml

@@ -23,6 +23,7 @@ directories = "2.0"
 env_logger = "0.5"
 fake = "1.2"
 log = "0.4"
+opener = "0.4"
 rand = "0.5"
 regex = "1.0"
 serde = "1.0"

src/cli.rs

@@ -8,7 +8,7 @@ Usage:
     rookeries --version
     rookeries init [<project>] [-q | --quiet | -v | --verbose]
     rookeries build [<project>] [-q | --quiet | -v | --verbose]
-    rookeries serve [<project>] [--port=<port>] [-q | --quiet | -v | --verbose]
+    rookeries serve [<project>] [--port=<port>] [--open] [-q | --quiet | -v | --verbose]
 
 Options:
     -h --help       Show this help screen.
@@ -16,6 +16,7 @@ Options:
     --port=<port>   The port number to serve a built site on [defaults: 8000].
     -q, --quiet     No output printed to console.
     -v, --verbose   Use verbose output.
+    --open          Open the served site in the default web browser.
 
 Commands:
     init [<project>]    Initialize a project in the selected directory [defaults: .].
@@ -37,6 +38,7 @@ pub struct Args {
     pub flag_port: u16,
     pub flag_quiet: bool,
     pub flag_verbose: bool,
+    pub flag_open: bool,
 }
 
 pub fn initialize_logging(args: &Args) {

src/errors.rs

@@ -21,6 +21,7 @@ pub enum RookeriesError {
     SiteTomlDeserializationError(toml::de::Error),
     ExtractArchiveError(zip::result::ZipError, FileType),
     UnableToAccessRookeriesHome,
+    OpenBrowserFailure(opener::OpenError),
 }
 
 impl fmt::Display for RookeriesError {
@@ -120,12 +121,20 @@ impl fmt::Display for RookeriesError {
                 write!(f, "Exact cause: {}", err)
             }
             RookeriesError::ExtractArchiveError(ref err, ref file_type) => {
-                writeln!(f, "Unable to extract the {} installer archive.", file_type.to_string().red())?;
+                writeln!(
+                    f,
+                    "Unable to extract the {} installer archive.",
+                    file_type.to_string().red()
+                )?;
                 write!(f, "Exact cause: {}", err)
             }
             RookeriesError::UnableToAccessRookeriesHome => {
                 write!(f, "Unable to access ROOKERIES_HOME.")
             }
+            RookeriesError::OpenBrowserFailure(ref err) => {
+                writeln!(f, "Could not open the locally served site in a browser.")?;
+                write!(f, "Exact cause: {}", err)
+            }
         }
     }
 }
@@ -149,6 +158,7 @@ impl error::Error for RookeriesError {
             RookeriesError::SiteTomlDeserializationError(ref err) => Some(err),
             RookeriesError::ExtractArchiveError(ref err, _) => Some(err),
             RookeriesError::UnableToAccessRookeriesHome => None,
+            RookeriesError::OpenBrowserFailure(ref err) => Some(err),
         }
     }
 }

src/main.rs

@@ -9,6 +9,7 @@ extern crate actix_web;
 extern crate colored;
 #[macro_use]
 extern crate log;
+extern crate opener;
 extern crate tera;
 extern crate toml;
 
@@ -40,6 +41,7 @@ use std::{
     fs::{read_dir, read_to_string, remove_dir_all, write},
     path::{Path, PathBuf},
     process::Command,
+    thread::spawn,
 };
 
 const ROOKERIES_UNKNOWN_PLACEHOLDER: &str = "???";
@@ -158,12 +160,32 @@ fn serve_site(args: &Args) -> Result {
             "Serving project at local port {}",
             port.to_string().green()
         ));
+        if args.flag_open {
+            let success_port = port.clone();
+            spawn(move || open_browser_tab(success_port));
+        }
         Ok(res)
     })?
     .run()?;
     Ok(())
 }
 
+fn open_browser_tab(port: u16) {
+    let url_to_open = format!("http://localhost:{}/", port);
+    match opener::open(&url_to_open).map_err(|err| RookeriesError::OpenBrowserFailure(err)) {
+        Ok(_) => success_message(&format!(
+            "Opened {} in the default web browser.",
+            &url_to_open.green()
+        )),
+        // TODO: Make a nicer error setup after refactoring fatal_error.
+        Err(err) => caution_message(&format!(
+            "Failed to open {} in the default web browser. \n Cause:{}",
+            &url_to_open.yellow(),
+            err,
+        )),
+    };
+}
+
 fn build_site(args: &Args) -> Result {
     header_message("Building the site...");
     let project_directory = get_project_directory(&args)?;