From 60a72cf0576d44ed67c4530f2839c96b5fbaa96f Mon Sep 17 00:00:00 2001
From: Casey Rodarmor <casey@rodarmor.com>
Date: Wed, 29 Apr 2020 22:56:34 -0700
Subject: [PATCH] Add color to `bin/gen` error messages

type: development
---
 Cargo.lock            | 1 +
 bin/gen/Cargo.toml    | 3 ++-
 bin/gen/src/common.rs | 1 +
 bin/gen/src/main.rs   | 4 +++-
 4 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 92e5251..d481ad6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -358,6 +358,7 @@ checksum = "2fad85553e09a6f881f739c29f0b00b0f01357c743266d478b68951ce23285f3"
 name = "gen"
 version = "0.0.0"
 dependencies = [
+ "ansi_term 0.12.1",
  "askama",
  "cargo_toml",
  "chrono",
diff --git a/bin/gen/Cargo.toml b/bin/gen/Cargo.toml
index b4acaa2..3d88639 100644
--- a/bin/gen/Cargo.toml
+++ b/bin/gen/Cargo.toml
@@ -6,6 +6,7 @@ edition = "2018"
 publish = false
 
 [dependencies]
+ansi_term         = "0.12.1"
 askama            = "0.9.0"
 cargo_toml        = "0.8.0"
 chrono            = "0.4.11"
@@ -13,6 +14,7 @@ fehler            = "1.0.0"
 git2              = "0.13.1"
 globset           = "0.4.5"
 ignore            = "0.4.14"
+lexiclean         = "0.0.1"
 libc              = "0.2.69"
 log               = "0.4.8"
 pretty_env_logger = "0.4.0"
@@ -24,7 +26,6 @@ strum             = "0.18.0"
 strum_macros      = "0.18.0"
 tempfile          = "3.1.0"
 walkdir           = "2.3.1"
-lexiclean         = "0.0.1"
 
 [dependencies.serde]
 version  = "1.0.106"
diff --git a/bin/gen/src/common.rs b/bin/gen/src/common.rs
index 1031cc5..bf2c56d 100644
--- a/bin/gen/src/common.rs
+++ b/bin/gen/src/common.rs
@@ -11,6 +11,7 @@ pub(crate) use std::{
   str,
 };
 
+pub(crate) use ansi_term::Style;
 pub(crate) use askama::Template;
 pub(crate) use cargo_toml::Manifest;
 pub(crate) use chrono::{DateTime, NaiveDateTime, Utc};
diff --git a/bin/gen/src/main.rs b/bin/gen/src/main.rs
index fc4eabd..75b972f 100644
--- a/bin/gen/src/main.rs
+++ b/bin/gen/src/main.rs
@@ -34,7 +34,9 @@ fn main() {
   pretty_env_logger::init();
 
   if let Err(error) = Opt::from_args().run() {
-    eprintln!("{}", error);
+    let bold = Style::new().bold();
+    let red = Style::new().fg(ansi_term::Color::Red).bold();
+    eprintln!("{}: {}", red.paint("error"), bold.paint(error.to_string()));
     process::exit(EXIT_FAILURE);
   }
 }