mirror of
https://github.com/Llewellynvdm/starship.git
synced 2024-06-12 05:12:21 +00:00
022e0002e4
* Create "context" to contain run details * Use context in tests and benchmarks
55 lines
1.8 KiB
Rust
55 lines
1.8 KiB
Rust
use ansi_term::Color;
|
|
use std::fs::{self, DirEntry};
|
|
use std::process::Command;
|
|
|
|
use super::Segment;
|
|
use crate::context::Context;
|
|
|
|
/// Creates a segment with the current Node.js version
|
|
///
|
|
/// Will display the Node.js version if any of the following criteria are met:
|
|
/// - Current directory contains a `.js` file
|
|
/// - Current directory contains a `node_modules` directory
|
|
/// - Current directory contains a `package.json` file
|
|
pub fn segment(context: &Context) -> Option<Segment> {
|
|
const NODE_CHAR: &str = "⬢";
|
|
const SECTION_COLOR: Color = Color::Green;
|
|
|
|
let mut segment = Segment::new("node");
|
|
let current_dir = &context.current_dir;
|
|
let files = fs::read_dir(current_dir).unwrap();
|
|
|
|
// Early return if there are no JS project files
|
|
let is_js_project = files.filter_map(Result::ok).any(has_js_files);
|
|
if !is_js_project {
|
|
return None;
|
|
}
|
|
|
|
match Command::new("node").arg("--version").output() {
|
|
Ok(output) => {
|
|
let version = String::from_utf8(output.stdout).unwrap();
|
|
segment.set_value(format!("{} {}", NODE_CHAR, version.trim()))
|
|
}
|
|
Err(_) => {
|
|
return None;
|
|
}
|
|
};
|
|
|
|
segment.set_style(SECTION_COLOR);
|
|
Some(segment)
|
|
}
|
|
|
|
fn has_js_files(dir_entry: DirEntry) -> bool {
|
|
let is_js_file = |d: &DirEntry| -> bool {
|
|
d.path().is_file() && d.path().extension().unwrap_or_default() == "js"
|
|
};
|
|
let is_node_modules = |d: &DirEntry| -> bool {
|
|
d.path().is_dir() && d.path().file_name().unwrap_or_default() == "node_modules"
|
|
};
|
|
let is_package_json = |d: &DirEntry| -> bool {
|
|
d.path().is_file() && d.path().file_name().unwrap_or_default() == "package.json"
|
|
};
|
|
|
|
is_js_file(&dir_entry) || is_node_modules(&dir_entry) || is_package_json(&dir_entry)
|
|
}
|