Merge pull request #68 from dalance/adjust_help

Adjust help style

src/main.rs

@@ -9,6 +9,8 @@ use cargo_license::{
  GetDependenciesOpt,
 };
 use cargo_metadata::{CargoOpt, MetadataCommand};
+use clap::builder::styling::AnsiColor;
+use clap::builder::Styles;
 use clap::{Parser, ValueEnum};
 use std::borrow::Cow;
 use std::collections::btree_map::Entry::{Occupied, Vacant};
@@ -120,68 +122,82 @@ fn colored<'a>(s: &'a str, style: &Style, enable_color: bool) -> Cow<'a, str> {
  bin_name = "cargo license",
  about = "Cargo subcommand to see licenses of dependencies."
 )]
+#[clap(
+ styles(Styles::styled()
+ .header(AnsiColor::Yellow.on_default())
+ .usage(AnsiColor::Yellow.on_default())
+ .literal(AnsiColor::Green.on_default())
+ .placeholder(AnsiColor::Green.on_default())
+ )
+)]
 struct Opt {
- #[clap(value_name = "PATH", long)]
+ #[clap(value_name = "PATH", long, display_order(0))]
  /// Path to Cargo.toml.
  manifest_path: Option<PathBuf>,
 
- #[clap(value_name = "CURRENT_DIR", long)]
+ #[clap(value_name = "CURRENT_DIR", long, display_order(0))]
  /// Current directory of the cargo metadata process.
  current_dir: Option<PathBuf>,
 
- #[clap(short, long)]
+ #[clap(short, long, display_order(0))]
  /// Display crate authors
  authors: bool,
 
- #[clap(short, long)]
+ #[clap(short, long, display_order(0))]
  /// Output one license per line.
  do_not_bundle: bool,
 
- #[clap(short, long)]
+ #[clap(short, long, display_order(0))]
  /// Detailed output as tab-separated-values.
  tsv: bool,
 
- #[clap(short, long)]
+ #[clap(short, long, display_order(0))]
  /// Detailed output as JSON.
  json: bool,
 
- #[clap(short, long)]
+ #[clap(short, long, display_order(0))]
  /// Gitlab license scanner output
  gitlab: bool,
 
- #[clap(long)]
+ #[clap(long, display_order(0))]
  /// Exclude development dependencies
  avoid_dev_deps: bool,
 
- #[clap(long)]
+ #[clap(long, display_order(0))]
  /// Exclude build dependencies
  avoid_build_deps: bool,
 
- #[clap(long = "features", value_name = "FEATURE")]
+ #[clap(long = "features", value_name = "FEATURE", display_order(0))]
  /// Space-separated list of features to activate.
  features: Option<Vec<String>>,
 
- #[clap(long = "all-features")]
+ #[clap(long = "all-features", display_order(0))]
  /// Activate all available features.
  all_features: bool,
 
- #[clap(long = "no-default-features")]
+ #[clap(long = "no-default-features", display_order(0))]
  /// Deactivate default features
  no_default_features: bool,
 
- #[clap(long = "direct-deps-only")]
+ #[clap(long = "direct-deps-only", display_order(0))]
  /// Output information only about the root package and don't fetch dependencies.
  direct_deps_only: bool,
 
- #[clap(long = "root-only")]
+ #[clap(long = "root-only", display_order(0))]
  /// Output information only about the root package.
  root_only: bool,
 
- #[clap(long = "filter-platform", value_name = "TRIPLE")]
+ #[clap(long = "filter-platform", value_name = "TRIPLE", display_order(0))]
  /// Only include resolve dependencies matching the given target-triple.
  filter_platform: Option<String>,
 
- #[clap(long = "color", name = "WHEN", value_enum, default_value = "auto")]
+ #[clap(
+ long = "color",
+ name = "WHEN",
+ value_enum,
+ default_value = "auto",
+ display_order(0)
+ )]
  /// Coloring
  color: Color,
 }