Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>

vendor/console/examples/colors.rs

@@ -0,0 +1,14 @@
+use console::style;
+
+fn main() {
+    println!(
+        "This is red on black: {:010x}",
+        style(42).red().on_black().bold()
+    );
+    println!("This is reversed: [{}]", style("whatever").reverse());
+    println!("This is cyan: {}", style("whatever").cyan());
+    eprintln!(
+        "This is black bright: {}",
+        style("whatever").for_stderr().bright().black()
+    );
+}

vendor/console/examples/colors256.rs

@@ -0,0 +1,17 @@
+use console::style;
+
+fn main() {
+    for i in 0..=255 {
+        print!("{:03} ", style(i).color256(i));
+        if i % 16 == 15 {
+            println!();
+        }
+    }
+
+    for i in 0..=255 {
+        print!("{:03} ", style(i).black().on_color256(i));
+        if i % 16 == 15 {
+            println!();
+        }
+    }
+}

vendor/console/examples/cursor_at.rs

@@ -0,0 +1,30 @@
+extern crate console;
+
+use std::io;
+use std::thread;
+use std::time::Duration;
+
+use console::{style, Term};
+
+fn write_chars() -> io::Result<()> {
+    let term = Term::stdout();
+    let (heigth, width) = term.size();
+    for x in 0..width {
+        for y in 0..heigth {
+            term.move_cursor_to(x as usize, y as usize)?;
+            let text = if (x + y) % 2 == 0 {
+                format!("{}", style(x % 10).black().on_red())
+            } else {
+                format!("{}", style(x % 10).red().on_black())
+            };
+
+            term.write_str(&text)?;
+            thread::sleep(Duration::from_micros(600));
+        }
+    }
+    Ok(())
+}
+
+fn main() {
+    write_chars().unwrap();
+}

vendor/console/examples/term.rs

@@ -0,0 +1,33 @@
+use std::io::{self, Write};
+use std::thread;
+use std::time::Duration;
+
+use console::{style, Term};
+
+fn do_stuff() -> io::Result<()> {
+    let term = Term::stdout();
+    term.set_title("Counting...");
+    term.write_line("Going to do some counting now")?;
+    term.hide_cursor()?;
+    for x in 0..10 {
+        if x != 0 {
+            term.move_cursor_up(1)?;
+        }
+        term.write_line(&format!("Counting {}/10", style(x + 1).cyan()))?;
+        thread::sleep(Duration::from_millis(400));
+    }
+    term.show_cursor()?;
+    term.clear_last_lines(1)?;
+    term.write_line("Done counting!")?;
+    writeln!(&term, "Hello World!")?;
+
+    write!(&term, "To edit: ")?;
+    let res = term.read_line_initial_text("default")?;
+    writeln!(&term, "\n{}", res)?;
+
+    Ok(())
+}
+
+fn main() {
+    do_stuff().unwrap();
+}