136 lines
3.9 KiB
Rust
136 lines
3.9 KiB
Rust
use super::{Context, Module, ModuleConfig};
|
|
|
|
use crate::configs::julia::JuliaConfig;
|
|
use crate::formatter::StringFormatter;
|
|
use crate::formatter::VersionFormatter;
|
|
|
|
/// Creates a module with the current Julia version
|
|
pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
|
|
let mut module = context.new_module("julia");
|
|
let config = JuliaConfig::try_load(module.config);
|
|
|
|
let is_julia_project = context
|
|
.try_begin_scan()?
|
|
.set_files(&config.detect_files)
|
|
.set_extensions(&config.detect_extensions)
|
|
.set_folders(&config.detect_folders)
|
|
.is_match();
|
|
|
|
if !is_julia_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 julia_version =
|
|
parse_julia_version(&context.exec_cmd("julia", &["--version"])?.stdout)?;
|
|
VersionFormatter::format_module_version(
|
|
module.get_name(),
|
|
&julia_version,
|
|
config.version_format,
|
|
)
|
|
.map(Ok)
|
|
}
|
|
_ => None,
|
|
})
|
|
.parse(None, Some(context))
|
|
});
|
|
|
|
module.set_segments(match parsed {
|
|
Ok(segments) => segments,
|
|
Err(error) => {
|
|
log::warn!("Error in module `julia`:\n{}", error);
|
|
return None;
|
|
}
|
|
});
|
|
|
|
Some(module)
|
|
}
|
|
|
|
fn parse_julia_version(julia_stdout: &str) -> Option<String> {
|
|
// julia version output looks like this:
|
|
// julia version 1.4.0
|
|
|
|
let version = julia_stdout
|
|
// split into ("", "1.4.0")
|
|
.split_once("julia version")?
|
|
// return "1.4.0"
|
|
.1
|
|
.split_whitespace()
|
|
.next()?;
|
|
|
|
Some(version.to_string())
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use crate::test::ModuleRenderer;
|
|
use nu_ansi_term::Color;
|
|
use std::fs::File;
|
|
use std::io;
|
|
|
|
#[test]
|
|
fn folder_without_julia_file() -> io::Result<()> {
|
|
let dir = tempfile::tempdir()?;
|
|
|
|
let actual = ModuleRenderer::new("julia").path(dir.path()).collect();
|
|
|
|
let expected = None;
|
|
assert_eq!(expected, actual);
|
|
dir.close()
|
|
}
|
|
|
|
#[test]
|
|
fn folder_with_julia_file() -> io::Result<()> {
|
|
let dir = tempfile::tempdir()?;
|
|
File::create(dir.path().join("hello.jl"))?.sync_all()?;
|
|
|
|
let actual = ModuleRenderer::new("julia").path(dir.path()).collect();
|
|
|
|
let expected = Some(format!("via {}", Color::Purple.bold().paint("ஃ v1.4.0 ")));
|
|
assert_eq!(expected, actual);
|
|
dir.close()
|
|
}
|
|
|
|
#[test]
|
|
fn folder_with_project_toml() -> io::Result<()> {
|
|
let dir = tempfile::tempdir()?;
|
|
File::create(dir.path().join("Project.toml"))?.sync_all()?;
|
|
|
|
let actual = ModuleRenderer::new("julia").path(dir.path()).collect();
|
|
|
|
let expected = Some(format!("via {}", Color::Purple.bold().paint("ஃ v1.4.0 ")));
|
|
assert_eq!(expected, actual);
|
|
dir.close()
|
|
}
|
|
|
|
#[test]
|
|
fn folder_with_manifest_toml() -> io::Result<()> {
|
|
let dir = tempfile::tempdir()?;
|
|
File::create(dir.path().join("Manifest.toml"))?.sync_all()?;
|
|
|
|
let actual = ModuleRenderer::new("julia").path(dir.path()).collect();
|
|
|
|
let expected = Some(format!("via {}", Color::Purple.bold().paint("ஃ v1.4.0 ")));
|
|
assert_eq!(expected, actual);
|
|
dir.close()
|
|
}
|
|
|
|
#[test]
|
|
fn test_parse_julia_version() {
|
|
let input = "julia version 1.4.0";
|
|
assert_eq!(parse_julia_version(input), Some("1.4.0".to_string()));
|
|
}
|
|
}
|