Merge pull request #30 from DrSensor/master

Add colored help

Cargo.toml

@@ -16,10 +16,13 @@ name = "mask"
 path = "src/lib.rs"
 
 [dependencies]
-clap = "2.33.0"                                                         # https://github.com/clap-rs/clap
 colored = "1.8.0"                                                       # https://github.com/mackwic/colored
 pulldown-cmark = { version = "0.5", default-features = false }          # https://github.com/raphlinus/pulldown-cmark
 
+[dependencies.clap]																# https://github.com/clap-rs/clap
+version = "2.33.0"
+features = ["wrap_help"]
+
 [dev-dependencies]
 assert_cmd = "0.11.1"                                                   # https://github.com/assert-rs/assert_cmd
 assert_fs = "0.11.3"                                                    # https://github.com/assert-rs/assert_fs

src/main.rs

@@ -11,6 +11,7 @@ fn main() {
     let cli_app = App::new(crate_name!())
         .setting(AppSettings::VersionlessSubcommands)
         .setting(AppSettings::SubcommandRequired)
+        .setting(AppSettings::ColoredHelp)
         .version(crate_version!())
         .arg(custom_maskfile_path_arg());
 
@@ -84,7 +85,9 @@ fn build_subcommands<'a, 'b>(
     subcommands: &'a Vec<Command>,
 ) -> App<'a, 'b> {
     for c in subcommands {
-        let mut subcmd = SubCommand::with_name(&c.name).about(c.desc.as_ref());
+        let mut subcmd = SubCommand::with_name(&c.name)
+            .about(c.desc.as_ref())
+            .setting(AppSettings::ColoredHelp);
         if !c.subcommands.is_empty() {
             subcmd = build_subcommands(subcmd, &c.subcommands);
             // If this parent command has no script source, require a subcommand.