src/tools/cargo/src/bin/cargo/commands/search.rs

   1 use crate::command_prelude::*;
   2
   3 use std::cmp::min;
   4
   5 use cargo::ops;
   6
   7 pub fn cli() -> Command {
   8     subcommand("search")
   9         .about("Search packages in crates.io")
  10         .arg(Arg::new("query").num_args(0..))
  11         .arg(
  12             opt(
  13                 "limit",
  14                 "Limit the number of results (default: 10, max: 100)",
  15             )
  16             .value_name("LIMIT"),
  17         )
  18         .arg_index("Registry index URL to search packages in")
  19         .arg_registry("Registry to search packages in")
  20         .arg_quiet()
  21         .after_help(color_print::cstr!(
  22             "Run `<cyan,bold>cargo help search</>` for more detailed information.\n"
  23         ))
  24 }
  25
  26 pub fn exec(config: &mut Config, args: &ArgMatches) -> CliResult {
  27     let reg_or_index = args.registry_or_index(config)?;
  28     let limit = args.value_of_u32("limit")?;
  29     let limit = min(100, limit.unwrap_or(10));
  30     let query: Vec<&str> = args
  31         .get_many::<String>("query")
  32         .unwrap_or_default()
  33         .map(String::as_str)
  34         .collect();
  35     let query: String = query.join("+");
  36     ops::search(&query, config, reg_or_index, limit)?;
  37     Ok(())
  38 }