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|
use super::{Context, Module};
use crate::config::RootModuleConfig;
use crate::configs::vcsh::VcshConfig;
use crate::formatter::StringFormatter;
/// Creates a module that displays VCSH repository currently in use
///
/// Will display the name of the current VCSH repository if one is active.
pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
let repo = context.get_env("VCSH_REPO_NAME").unwrap_or_default();
if repo.trim().is_empty() {
return None;
}
let mut module = context.new_module("vcsh");
let config: VcshConfig = VcshConfig::try_load(module.config);
let parsed = StringFormatter::new(config.format).and_then(|formatter| {
formatter
.map_meta(|var, _| match var {
"symbol" => Some(config.symbol),
_ => None,
})
.map_style(|variable| match variable {
"style" => Some(Ok(config.style)),
_ => None,
})
.map(|variable| match variable {
"repo" => Some(Ok(&repo)),
_ => None,
})
.parse(None)
});
module.set_segments(match parsed {
Ok(segments) => segments,
Err(error) => {
log::warn!("Error in module `vcsh`:\n{}", error);
return None;
}
});
Some(module)
}
#[cfg(test)]
mod tests {
use crate::test::ModuleRenderer;
use ansi_term::Color;
#[test]
fn not_in_env() {
let actual = ModuleRenderer::new("vcsh").collect();
let expected = None;
assert_eq!(expected, actual);
}
#[test]
fn env_set() {
let actual = ModuleRenderer::new("vcsh")
.env("VCSH_REPO_NAME", "astronauts")
.collect();
let expected = Some(format!(
"vcsh {} ",
Color::Yellow.bold().paint("astronauts")
));
assert_eq!(expected, actual);
}
}
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