spin_common/
data_dir.rs

1//! Resolves Spin's default data directory paths
2
3use anyhow::{anyhow, Result};
4use std::path::{Path, PathBuf};
5
6/// Return the default data directory for Spin
7pub fn data_dir() -> Result<PathBuf> {
8    if let Ok(data_dir) = std::env::var("SPIN_DATA_DIR") {
9        return Ok(PathBuf::from(data_dir));
10    }
11    if let Some(pkg_mgr_dir) = package_manager_data_dir() {
12        return Ok(pkg_mgr_dir);
13    }
14
15    let data_dir = dirs::data_local_dir()
16        .or_else(|| dirs::home_dir().map(|p| p.join(".spin")))
17        .ok_or_else(|| anyhow!("Unable to get local data directory or home directory"))?;
18    Ok(data_dir.join("spin"))
19}
20
21/// Get the package manager specific data directory
22fn package_manager_data_dir() -> Option<PathBuf> {
23    if let Ok(brew_prefix) = std::env::var("HOMEBREW_PREFIX") {
24        if std::env::current_exe()
25            .map(|p| p.starts_with(&brew_prefix))
26            .unwrap_or(false)
27        {
28            let data_dir = Path::new(&brew_prefix)
29                .join("etc")
30                .join("spinframework-spin");
31            return Some(data_dir);
32        }
33    }
34    None
35}
spin_common/data_dir.rs

spin_common/
data_dir.rs
