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46 lines
1.2 KiB
46 lines
1.2 KiB
#![allow(unused)]
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use structopt::StructOpt;
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pub fn get_help<T: StructOpt>() -> String {
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let mut output = Vec::new();
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<T as StructOpt>::clap().write_help(&mut output).unwrap();
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let output = String::from_utf8(output).unwrap();
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eprintln!("\n%%% HELP %%%:=====\n{}\n=====\n", output);
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eprintln!("\n%%% HELP (DEBUG) %%%:=====\n{:?}\n=====\n", output);
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output
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}
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pub fn get_long_help<T: StructOpt>() -> String {
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let mut output = Vec::new();
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<T as StructOpt>::clap()
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.write_long_help(&mut output)
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.unwrap();
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let output = String::from_utf8(output).unwrap();
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eprintln!("\n%%% LONG_HELP %%%:=====\n{}\n=====\n", output);
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eprintln!("\n%%% LONG_HELP (DEBUG) %%%:=====\n{:?}\n=====\n", output);
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output
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}
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pub fn get_subcommand_long_help<T: StructOpt>(subcmd: &str) -> String {
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let output = <T as StructOpt>::clap()
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.get_matches_from_safe(vec!["test", subcmd, "--help"])
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.expect_err("")
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.message;
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eprintln!(
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"\n%%% SUBCOMMAND `{}` HELP %%%:=====\n{}\n=====\n",
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subcmd, output
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);
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eprintln!(
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"\n%%% SUBCOMMAND `{}` HELP (DEBUG) %%%:=====\n{:?}\n=====\n",
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subcmd, output
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);
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output
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}
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