Function detect_runner 

pub fn detect_runner(project_dir: &Path) -> Runner

Detect the package manager for a project.

Detection priority:

1. packageManager field in package.json (e.g., “pnpm@8.0.0”)
2. Lock file detection:
   • bun.lockb → Bun
   • pnpm-lock.yaml → pnpm
   • yarn.lock → Yarn
   • package-lock.json → npm
3. Fallback to npm

Arguments

• project_dir - Path to the project directory

Examples

use std::path::Path;
use npm_run_scripts::package::detect_runner;

let runner = detect_runner(Path::new("/path/to/project"));
println!("Using: {}", runner);