Remove colored banner

This came out looking less good on other people's terminals.

Author: dtolnay

src/banner.rs

@@ -1,28 +0,0 @@
-use crate::prng;
-use crate::term;
-use termcolor::Color;
-use termcolor::Color::*;
-
-const WIDTH: usize = 30;
-const COLORS: &[Color] = &[Blue, Green, Red, Yellow, Yellow];
-const CHARS: &[char] = &['░', '▒'];
-
-pub fn colorful() {
-    println!();
-    let mut rng = prng::get();
-
-    for _ in 0..WIDTH {
-        let color = COLORS[rng.u32() as usize % COLORS.len()];
-        term::color(color);
-
-        let ch = CHARS[rng.u32() as usize % CHARS.len()];
-        print!("{}{}", ch, ch);
-    }
-
-    term::reset();
-    print!("\n\n");
-}
-
-pub fn dotted() {
-    println!("{}", "┈┈".repeat(WIDTH));
-}

src/lib.rs

@@ -206,7 +206,6 @@ mod term;
 #[macro_use]
 mod path;
 
-mod banner;
 mod cargo;
 mod dependencies;
 mod env;
@@ -215,7 +214,6 @@ mod features;
 mod manifest;
 mod message;
 mod normalize;
-mod prng;
 mod run;
 mod rustflags;
 

src/message.rs

@@ -1,7 +1,6 @@
 use termcolor::Color::{self, *};
 
 use super::{Expected, Test};
-use crate::banner;
 use crate::error::Error;
 use crate::normalize;
 use crate::term;
@@ -183,8 +182,12 @@ pub(crate) fn warnings(warnings: &str) {
 }
 
 fn snippet(color: Color, content: &str) {
+    fn dotted_line() {
+        println!("{}", "┈".repeat(60));
+    }
+
     term::color(color);
-    banner::dotted();
+    dotted_line();
 
     // Color one line at a time because Travis does not preserve color setting
     // across output lines.
@@ -194,6 +197,6 @@ fn snippet(color: Color, content: &str) {
     }
 
     term::color(color);
-    banner::dotted();
+    dotted_line();
     term::reset();
 }

src/prng.rs

@@ -5,7 +5,6 @@ use std::fs::{self, File};
 use std::path::{Path, PathBuf};
 
 use super::{Expected, Runner, Test};
-use crate::banner;
 use crate::cargo;
 use crate::dependencies::{self, Dependency};
 use crate::env::Update;
@@ -38,8 +37,7 @@ impl Runner {
             panic!("tests failed");
         });
 
-        println!();
-        banner::colorful();
+        print!("\n\n");
 
         let len = tests.len();
         let mut failures = 0;
@@ -55,8 +53,7 @@ impl Runner {
             }
         }
 
-        banner::colorful();
-        println!();
+        print!("\n\n");
 
         if failures > 0 && project.name != "trybuild-tests" {
             panic!("{} of {} tests failed", failures, len);