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fix: Use logical path instead of physical path when available (#398) 

* Get pathbuf from logical path. (fixes #204)

(also fixes #397)

* fix: Update directory module so that use_logical_path will work properly

* Remove test directory::use_logical_and_physical_paths

* Fix merge errors


Co-authored-by: Matan Kushner <hello@matchai.me>
This commit is contained in:
Zhenhui Xie 2019-10-24 18:37:44 +08:00 committed by Matan Kushner
parent e0c90a6502
commit aa260899d4
3 changed files with 17 additions and 74 deletions
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7
src/context.rs
View File

@ -39,7 +39,12 @@ impl<'a> Context<'a> {
let path = arguments
.value_of("path")
.map(From::from)
.unwrap_or_else(|| env::current_dir().expect("Unable to identify current directory."));
.unwrap_or_else(|| {
env::var("PWD").map(PathBuf::from).unwrap_or_else(|err| {
log::debug!("Unable to get path from $PWD: {}", err);
env::current_dir().expect("Unable to identify current directory.")
})
});
Context::new_with_dir(arguments, path)
}

21
src/modules/directory.rs
View File

@ -26,21 +26,22 @@ pub fn module<'a>(context: &'a Context) -> Option<Module<'a>> {
// Using environment PWD is the standard approach for determining logical path
// If this is None for any reason, we fall back to reading the os-provided path
let logical_current_dir = if config.use_logical_path {
match std::env::var("PWD") {
Ok(x) => Some(x),
Err(_) => {
log::debug!("Asked for logical path, but PWD was invalid.");
let physical_current_dir = if config.use_logical_path {
None
}
}
} else {
match std::env::current_dir() {
Ok(x) => Some(x),
Err(e) => {
log::debug!("Error getting physical current directory: {}", e);
None
}
}
};
let current_dir = logical_current_dir
let current_dir = Path::new(
physical_current_dir
.as_ref()
.map(|d| Path::new(d))
.unwrap_or_else(|| context.current_dir.as_ref());
.unwrap_or_else(|| &context.current_dir),
);
let home_dir = dirs::home_dir().unwrap();
log::debug!("Current directory: {:?}", current_dir);

63
tests/testsuite/directory.rs
View File

@ -451,66 +451,3 @@ fn git_repo_in_home_directory_truncate_to_repo_true() -> io::Result<()> {
assert_eq!(expected, actual);
Ok(())
}
#[test]
#[ignore]
fn use_logical_and_physical_paths() -> io::Result<()> {
/* This test is a bit of a smoke + mirrors trick because all it shows is that
the application is reading the PWD envar correctly (if the shell doesn't
correctly set PWD, we're still in trouble). */
let tmp_dir = Path::new("/tmp/starship/porthole/viewport");
let dir = tmp_dir.join("directory");
let sym = tmp_dir.join("symlink_to_directory");
fs::create_dir_all(&dir)?;
// Create a symlink on the appropriate system
#[cfg(target_family = "unix")]
std::os::unix::fs::symlink(&dir, &sym).unwrap();
#[cfg(target_family = "windows")]
std::os::windows::fs::symlink_file(&dir, &sym).unwrap();
// Test when using physical paths
let output = common::render_module("directory")
.use_config(toml::toml! {
[directory]
use_logical_path = false
})
.arg("--path")
.arg(&dir)
.env(
"PWD",
"/tmp/starship/porthole/viewport/symlink_to_directory",
)
.output()?;
let actual = String::from_utf8(output.stdout).unwrap();
let expected = format!(
"in {} ",
Color::Cyan.bold().paint("porthole/viewport/directory")
);
assert_eq!(expected, actual);
// Test when using logical paths
let output = common::render_module("directory")
.use_config(toml::toml! {
[directory]
use_logical_path = true
})
.arg("--path")
.arg(&sym)
.env(
"PWD",
"/tmp/starship/porthole/viewport/symlink_to_directory",
)
.output()?;
let actual = String::from_utf8(output.stdout).unwrap();
let expected = format!(
"in {} ",
Color::Cyan
.bold()
.paint("porthole/viewport/symlink_to_directory")
);
assert_eq!(expected, actual);
Ok(())
}