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Add Python version segment (#23)

This commit is contained in:
John Letey 2019-04-25 16:06:18 +01:00 committed by Matan Kushner
parent 213cded911
commit ca12d22ace
4 changed files with 88 additions and 2 deletions

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@ -33,6 +33,7 @@ I'm very new to Rust, so any help is appreciated when it comes to improving deve
- [x] Prompt character turns red if the last command exits with non-zero code.
- [x] Current Node.js version(`⬢`).
- [x] Current Rust version (`🦀`).
- [x] Current Python version (`🐍`).
- [ ] Package version of package in current directory (`📦`).
- [ ] Current battery level and status
- [ ] Current Git branch and rich repo status.
@ -105,4 +106,4 @@ To test locally run the below command:
```bash
cargo run -- $status
```
```

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@ -2,6 +2,7 @@ mod character;
mod directory;
mod line_break;
mod nodejs;
mod python;
mod rust;
use crate::context::Context;
@ -13,6 +14,7 @@ pub fn handle(module: &str, context: &Context) -> Option<Segment> {
"char" | "character" => character::segment(context),
"node" | "nodejs" => nodejs::segment(context),
"rust" | "rustlang" => rust::segment(context),
"python" => python::segment(context),
"line_break" => line_break::segment(context),
_ => panic!("Unknown module: {}", module),

76
src/modules/python.rs Normal file
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@ -0,0 +1,76 @@
use super::Segment;
use crate::context::Context;
use ansi_term::Color;
use std::path::PathBuf;
use std::process::Command;
/// Creates a segment with the current Python version
///
/// Will display the Python version if any of the following criteria are met:
/// - Current directory contains a `.py` file
/// - Current directory contains a `.python-version` file
/// - Current directory contains a `requirements.txt` file
/// - Current directory contains a `pyproject.toml` file
pub fn segment(context: &Context) -> Option<Segment> {
let is_py_project = context.dir_files.iter().any(has_py_files);
if !is_py_project {
return None;
}
match get_python_version() {
Some(python_version) => {
const PYTHON_CHAR: &str = "🐍";
const SEGMENT_COLOR: Color = Color::Yellow;
let mut segment = Segment::new("python");
segment.set_style(SEGMENT_COLOR);
let formatted_version = format_python_version(python_version);
segment.set_value(format!("{} {}", PYTHON_CHAR, formatted_version));
Some(segment)
}
None => None,
}
}
fn has_py_files(dir_entry: &PathBuf) -> bool {
let is_py_file =
|d: &PathBuf| -> bool { d.is_file() && d.extension().unwrap_or_default() == "py" };
let is_python_version = |d: &PathBuf| -> bool {
d.is_file() && d.file_name().unwrap_or_default() == ".python-version"
};
let is_requirements_txt = |d: &PathBuf| -> bool {
d.is_file() && d.file_name().unwrap_or_default() == "requirements.txt"
};
let is_py_project = |d: &PathBuf| -> bool {
d.is_file() && d.file_name().unwrap_or_default() == "pyproject.toml"
};
is_py_file(&dir_entry)
|| is_python_version(&dir_entry)
|| is_requirements_txt(&dir_entry)
|| is_py_project(&dir_entry)
}
fn get_python_version() -> Option<String> {
match Command::new("python").arg("--version").output() {
Ok(output) => Some(String::from_utf8(output.stdout).unwrap()),
Err(_) => None,
}
}
fn format_python_version(python_stdout: String) -> String {
format!("v{}", python_stdout.trim_start_matches("Python ").trim())
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_format_python_version() {
let input = String::from("Python 3.7.2");
assert_eq!(format_python_version(input), "v3.7.2");
}
}

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@ -5,7 +5,14 @@ use crate::context::Context;
use crate::modules;
pub fn prompt(args: ArgMatches) {
let prompt_order = vec!["directory", "nodejs", "rust", "line_break", "character"];
let prompt_order = vec![
"directory",
"nodejs",
"rust",
"python",
"line_break",
"character",
];
let context = Context::new(args);
// TODO: