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Merge pull request #260 from matthiasbeyer/libimagtag/ui-names

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Add helper functions to get names of arguments/subcommands
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Matthias Beyer 2016-03-19 18:54:34 +01:00
commit fcfeb7ff48
1 changed files with 24 additions and 4 deletions
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28
libimagtag/src/ui.rs
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@ -5,19 +5,19 @@ use tag::Tag;
/// Generates a clap::SubCommand to be integrated in the commandline-ui builder for building a /// Generates a clap::SubCommand to be integrated in the commandline-ui builder for building a
/// "tags --add foo --remove bar" subcommand to do tagging action. /// "tags --add foo --remove bar" subcommand to do tagging action.
pub fn tag_subcommand<'a, 'b>() -> App<'a, 'b> { pub fn tag_subcommand<'a, 'b>() -> App<'a, 'b> {
SubCommand::with_name("tags") SubCommand::with_name(tag_subcommand_name())
.author("Matthias Beyer <mail@beyermatthias.de>") .author("Matthias Beyer <mail@beyermatthias.de>")
.version("0.1") .version("0.1")
.about("Add or remove tags") .about("Add or remove tags")
.arg(Arg::with_name("add-tags") .arg(Arg::with_name(tag_subcommand_add_arg_name())
.short("a") .short("a")
.long("add") .long("add")
.takes_value(true) .takes_value(true)
.multiple(true) .multiple(true)
.help("Add tags, seperated by comma or by specifying multiple times")) .help("Add tags, seperated by comma or by specifying multiple times"))
.arg(Arg::with_name("remove-tags") .arg(Arg::with_name(tag_subcommand_remove_arg_name())
.short("r") .short("r")
.long("remove") .long("remove")
.takes_value(true) .takes_value(true)
@ -25,10 +25,26 @@ pub fn tag_subcommand<'a, 'b>() -> App<'a, 'b> {
.help("Remove tags, seperated by comma or by specifying multiple times")) .help("Remove tags, seperated by comma or by specifying multiple times"))
} }
pub fn tag_subcommand_name() -> &'static str {
"tags"
}
pub fn tag_subcommand_add_arg_name() -> &'static str {
"add-tags"
}
pub fn tag_subcommand_remove_arg_name() -> &'static str {
"remove-tags"
}
pub fn tag_subcommand_names() -> Vec<&'static str> {
vec![tag_subcommand_add_arg_name(), tag_subcommand_remove_arg_name()]
}
/// Generates a clap::Arg which can be integrated into the commandline-ui builder for building a /// Generates a clap::Arg which can be integrated into the commandline-ui builder for building a
/// "-t" or "--tags" argument which takes values for tagging actions (add, remove) /// "-t" or "--tags" argument which takes values for tagging actions (add, remove)
pub fn tag_argument<'a, 'b>() -> Arg<'a, 'b> { pub fn tag_argument<'a, 'b>() -> Arg<'a, 'b> {
Arg::with_name("specify-tags") Arg::with_name(tag_argument_name())
.short("t") .short("t")
.long("tags") .long("tags")
.takes_value(true) .takes_value(true)
@ -36,6 +52,10 @@ pub fn tag_argument<'a, 'b>() -> Arg<'a, 'b> {
.help("Add or remove tags, prefixed by '+' (for adding) or '-' (for removing)") .help("Add or remove tags, prefixed by '+' (for adding) or '-' (for removing)")
} }
pub fn tag_argument_name() -> &'static str {
"specify-tags"
}
/// Get the tags which should be added from the commandline /// Get the tags which should be added from the commandline
/// ///
/// Returns none if the argument was not specified /// Returns none if the argument was not specified