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|
use super::{Context, Module, RootModuleConfig};
use crate::configs::elm::ElmConfig;
use crate::formatter::StringFormatter;
use crate::formatter::VersionFormatter;
/// Creates a module with the current Elm version
pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
let mut module = context.new_module("elm");
let config: ElmConfig = ElmConfig::try_load(module.config);
let is_elm_project = context
.try_begin_scan()?
.set_files(&config.detect_files)
.set_extensions(&config.detect_extensions)
.set_folders(&config.detect_folders)
.is_match();
if !is_elm_project {
return None;
}
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 {
"version" => {
let elm_version = context.exec_cmd("elm", &["--version"])?.stdout;
VersionFormatter::format_module_version(
module.get_name(),
&elm_version.trim(),
config.version_format,
)
.map(Ok)
}
_ => None,
})
.parse(None)
});
module.set_segments(match parsed {
Ok(segments) => segments,
Err(error) => {
log::warn!("Error in module `elm`:\n{}", error);
return None;
}
});
Some(module)
}
#[cfg(test)]
mod tests {
use crate::test::ModuleRenderer;
use ansi_term::Color;
use std::fs::{self, File};
use std::io;
#[test]
fn folder_without_elm() -> io::Result<()> {
let dir = tempfile::tempdir()?;
let actual = ModuleRenderer::new("elm").path(dir.path()).collect();
let expected = None;
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_elm_json() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("elm.json"))?.sync_all()?;
let actual = ModuleRenderer::new("elm").path(dir.path()).collect();
let expected = Some(format!("via {}", Color::Cyan.bold().paint("🌳 v0.19.1 ")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_elm_package_json() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("elm-package.json"))?.sync_all()?;
let actual = ModuleRenderer::new("elm").path(dir.path()).collect();
let expected = Some(format!("via {}", Color::Cyan.bold().paint("🌳 v0.19.1 ")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_elm_version() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join(".elm-version"))?.sync_all()?;
let actual = ModuleRenderer::new("elm").path(dir.path()).collect();
let expected = Some(format!("via {}", Color::Cyan.bold().paint("🌳 v0.19.1 ")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_elm_stuff_directory() -> io::Result<()> {
let dir = tempfile::tempdir()?;
let elmstuff = dir.path().join("elm-stuff");
fs::create_dir_all(&elmstuff)?;
let actual = ModuleRenderer::new("elm").path(dir.path()).collect();
let expected = Some(format!("via {}", Color::Cyan.bold().paint("🌳 v0.19.1 ")));
assert_eq!(expected, actual);
dir.close()
}
#[test]
fn folder_with_elm_file() -> io::Result<()> {
let dir = tempfile::tempdir()?;
File::create(dir.path().join("main.elm"))?.sync_all()?;
let actual = ModuleRenderer::new("elm").path(dir.path()).collect();
let expected = Some(format!("via {}", Color::Cyan.bold().paint("🌳 v0.19.1 ")));
assert_eq!(expected, actual);
dir.close()
}
}
|
