diff options
Diffstat (limited to 'vendor/clap/examples/tutorial_builder/04_03_relations.rs')
-rw-r--r-- | vendor/clap/examples/tutorial_builder/04_03_relations.rs | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/vendor/clap/examples/tutorial_builder/04_03_relations.rs b/vendor/clap/examples/tutorial_builder/04_03_relations.rs deleted file mode 100644 index 935e7a3..0000000 --- a/vendor/clap/examples/tutorial_builder/04_03_relations.rs +++ /dev/null @@ -1,78 +0,0 @@ -use std::path::PathBuf; - -use clap::{arg, command, value_parser, ArgAction, ArgGroup}; - -fn main() { - // Create application like normal - let matches = command!() // requires `cargo` feature - // Add the version arguments - .arg(arg!(--"set-ver" <VER> "set version manually")) - .arg(arg!(--major "auto inc major").action(ArgAction::SetTrue)) - .arg(arg!(--minor "auto inc minor").action(ArgAction::SetTrue)) - .arg(arg!(--patch "auto inc patch").action(ArgAction::SetTrue)) - // Create a group, make it required, and add the above arguments - .group( - ArgGroup::new("vers") - .required(true) - .args(["set-ver", "major", "minor", "patch"]), - ) - // Arguments can also be added to a group individually, these two arguments - // are part of the "input" group which is not required - .arg( - arg!([INPUT_FILE] "some regular input") - .value_parser(value_parser!(PathBuf)) - .group("input"), - ) - .arg( - arg!(--"spec-in" <SPEC_IN> "some special input argument") - .value_parser(value_parser!(PathBuf)) - .group("input"), - ) - // Now let's assume we have a -c [config] argument which requires one of - // (but **not** both) the "input" arguments - .arg( - arg!(config: -c <CONFIG>) - .value_parser(value_parser!(PathBuf)) - .requires("input"), - ) - .get_matches(); - - // Let's assume the old version 1.2.3 - let mut major = 1; - let mut minor = 2; - let mut patch = 3; - - // See if --set-ver was used to set the version manually - let version = if let Some(ver) = matches.get_one::<String>("set-ver") { - ver.to_owned() - } else { - // Increment the one requested (in a real program, we'd reset the lower numbers) - let (maj, min, pat) = ( - matches.get_flag("major"), - matches.get_flag("minor"), - matches.get_flag("patch"), - ); - match (maj, min, pat) { - (true, _, _) => major += 1, - (_, true, _) => minor += 1, - (_, _, true) => patch += 1, - _ => unreachable!(), - }; - format!("{major}.{minor}.{patch}") - }; - - println!("Version: {version}"); - - // Check for usage of -c - if matches.contains_id("config") { - let input = matches - .get_one::<PathBuf>("INPUT_FILE") - .unwrap_or_else(|| matches.get_one::<PathBuf>("spec-in").unwrap()) - .display(); - println!( - "Doing work using input {} and config {}", - input, - matches.get_one::<PathBuf>("config").unwrap().display() - ); - } -} |