config.rs
36 lines
| 1.0 KiB
| application/rls-services+xml
|
RustLexer
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r47255 | use crate::error::CommandError; | ||
use clap::Arg; | ||||
use format_bytes::format_bytes; | ||||
use hg::errors::HgError; | ||||
use hg::utils::SliceExt; | ||||
pub const HELP_TEXT: &str = " | ||||
With one argument of the form section.name, print just the value of that config item. | ||||
"; | ||||
pub fn args() -> clap::App<'static, 'static> { | ||||
clap::SubCommand::with_name("config") | ||||
.arg( | ||||
Arg::with_name("name") | ||||
.help("the section.name to print") | ||||
.value_name("NAME") | ||||
.required(true) | ||||
.takes_value(true), | ||||
) | ||||
.about(HELP_TEXT) | ||||
} | ||||
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r47334 | pub fn run(invocation: &crate::CliInvocation) -> Result<(), CommandError> { | ||
let (section, name) = invocation | ||||
.subcommand_args | ||||
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r47255 | .value_of("name") | ||
.expect("missing required CLI argument") | ||||
.as_bytes() | ||||
.split_2(b'.') | ||||
.ok_or_else(|| HgError::abort(""))?; | ||||
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r47423 | let value = invocation.config.get(section, name).unwrap_or(b""); | ||
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r47255 | |||
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r47334 | invocation.ui.write_stdout(&format_bytes!(b"{}\n", value))?; | ||
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r47255 | Ok(()) | ||
} | ||||