Update CLI help style

Cargo.lock

@@ -250,9 +250,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.4.8"
+version = "4.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2275f18819641850fa26c89acc84d465c1bf91ce57bc2748b28c420473352f64"
+checksum = "bfaff671f6b22ca62406885ece523383b9b64022e341e53e009a62ebc47a45f2"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -260,14 +260,15 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.4.8"
+version = "4.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07cdf1b148b25c1e1f7a42225e30a0d99a615cd4637eae7365548dd4529b95bc"
+checksum = "a216b506622bb1d316cd51328dce24e07bdff4a6128a47c7e7fad11878d5adbb"
 dependencies = [
  "anstream",
  "anstyle",
  "clap_lex",
  "strsim",
+ "terminal_size",
 ]
 
 [[package]]
@@ -1679,6 +1680,16 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "terminal_size"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21bebf2b7c9e0a515f6e0f8c51dc0f8e4696391e6f1ff30379559f8365fb0df7"
+dependencies = [
+ "rustix",
+ "windows-sys",
+]
+
 [[package]]
 name = "thiserror"
 version = "1.0.50"

Cargo.toml

@@ -10,7 +10,7 @@ license = "MIT"
 
 [dependencies]
 chrono = { version = "0.4.31", features = ["serde"] }
-clap = { version = "4.4.8", features = ["derive"] }
+clap = { version = "4.4.11", features = ["derive", "wrap_help"] }
 itertools = "0.12.0"
 jsonschema = "0.17.1"
 mediawiki = "0.2.11"

src/cli.rs

@@ -8,8 +8,18 @@ use crate::{
     Error,
 };
 
+fn styles() -> clap::builder::styling::Styles {
+    use clap::builder::styling::{AnsiColor, Effects, Styles};
+
+    Styles::styled()
+        .header(AnsiColor::Yellow.on_default() | Effects::BOLD)
+        .usage(AnsiColor::Yellow.on_default() | Effects::BOLD)
+        .literal(AnsiColor::Green.on_default() | Effects::BOLD)
+        .placeholder(AnsiColor::Green.on_default())
+}
+
 #[derive(clap::Parser, Clone, Debug, PartialEq, Eq)]
-#[clap(name = "ludusavi", version, term_width = 79)]
+#[clap(name = "ludusavi-manifest", version, max_term_width = 100, next_line_help = true, styles = styles())]
 pub struct Cli {
     #[clap(subcommand)]
     pub sub: Subcommand,
@@ -34,9 +44,11 @@ pub enum Subcommand {
     },
     /// Fetch a named subset of games.
     Solo {
+        /// Only use local data.
         #[clap(long)]
         local: bool,
 
+        /// Games to update, by wiki article title.
         #[clap()]
         games: Vec<String>,
     },