122 lines
3.7 KiB
Rust

#[cfg(windows)]
use std::path::Prefix;
use std::path::{Component, Path, PathBuf};
#[cfg(windows)]
use std::os::windows::ffi::OsStrExt;
#[cfg(windows)]
use std::ffi::OsStr;
#[cfg(windows)]
use windows_sys::Win32::Storage::FileSystem::GetShortPathNameW;
/// Normalizes file paths by handling path components, prefixes, and resolving relative paths
/// Based on: https://github.com/rust-lang/cargo/blob/rust-1.67.0/crates/cargo-util/src/paths.rs#L82-L107
pub fn normalize_path(path: &Path) -> PathBuf {
let mut components = path.components().peekable();
let mut ret = if let Some(c @ Component::Prefix(_prefix_component)) = components.peek().cloned()
{
#[cfg(windows)]
// Remove only the Verbatim prefix, but keep the drive letter (e.g., C:\)
match _prefix_component.kind() {
Prefix::VerbatimDisk(disk) => {
components.next(); // skip this prefix
// Re-add the disk prefix (e.g., C:)
let mut pb = PathBuf::new();
pb.push(format!("{}:", disk as char));
pb
}
Prefix::Verbatim(_) | Prefix::VerbatimUNC(_, _) => {
components.next(); // skip this prefix
PathBuf::new()
}
_ => {
components.next();
PathBuf::from(c.as_os_str())
}
}
#[cfg(not(windows))]
{
components.next(); // skip this prefix
PathBuf::from(c.as_os_str())
}
} else {
PathBuf::new()
};
for component in components {
match component {
Component::Prefix(..) => unreachable!(),
Component::RootDir => {
ret.push(component.as_os_str());
}
Component::CurDir => {}
Component::ParentDir => {
ret.pop();
}
Component::Normal(c) => {
ret.push(c);
}
}
}
ret
}
/// Removes file:/ and file:\ prefixes from file paths
pub fn normalize_file_path(path: &str) -> String {
path.replace("file:/", "").replace("file:\\", "")
}
/// Removes prefix from path string with proper formatting
pub fn remove_prefix(path: &str, prefix: &str) -> String {
if !prefix.is_empty() && path.starts_with(prefix) {
let result = path[prefix.len()..].to_string();
if result.is_empty() {
"/".to_string()
} else if result.starts_with('/') {
result
} else {
format!("/{}", result)
}
} else {
path.to_string()
}
}
/// Get Windows short path to avoid issues with spaces and special characters
#[cfg(windows)]
pub fn get_short_path<P: AsRef<std::path::Path>>(path: P) -> Option<String> {
let wide: Vec<u16> = OsStr::new(path.as_ref())
.encode_wide()
.chain(Some(0))
.collect();
let mut buffer = vec![0u16; 260];
let len = unsafe { GetShortPathNameW(wide.as_ptr(), buffer.as_mut_ptr(), buffer.len() as u32) };
if len > 0 {
Some(String::from_utf16_lossy(&buffer[..len as usize]))
} else {
None
}
}
#[cfg(test)]
mod tests {
use super::*;
#[cfg(windows)]
#[test]
fn test_get_short_path() {
// Test with a real path that should exist on Windows
use std::env;
if let Ok(temp_dir) = env::var("TEMP") {
let result = get_short_path(&temp_dir);
// Should return some short path or None (both are valid)
// We can't assert the exact value as it depends on the system
println!("Short path result: {:?}", result);
}
}
}