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Update comments and change var name

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This commit is contained in:
Sam Hedin 2020-06-06 12:17:01 +02:00
parent dc8d82628b
commit 3c3ee08ffe
1 changed files with 12 additions and 17 deletions
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29
crates/nu-cli/src/env/directory_specific_environment.rs vendored
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@ -44,9 +44,6 @@ impl DirectorySpecificEnvironment {
}
}
// pub overwritten_env_values: IndexMap<PathBuf, Vec<(String, OsString)>>,
//overwritten_env_values maps a directory with a .nu file to some environment variables that it overwrote.
//if we are not in that directory, we re-add those variables.
pub fn overwritten_values_to_restore(&mut self) -> std::io::Result<IndexMap<String, String>> {
let current_dir = std::env::current_dir()?;
@ -56,17 +53,17 @@ impl DirectorySpecificEnvironment {
for (directory, keyvals) in &self.overwritten_env_values {
let mut working_dir = Some(current_dir.as_path());
let mut readd = true;
let mut re_add_keyvals = true;
while let Some(wdir) = working_dir {
if wdir == directory.as_path() {
readd = false;
re_add_keyvals = false;
new_overwritten.insert(directory.clone(), keyvals.clone());
break;
} else {
working_dir = working_dir.unwrap().parent();
}
}
if readd {
if re_add_keyvals {
for (k, v) in keyvals {
keyvals_to_restore.insert(k.clone(), v.to_str().unwrap().to_string());
}
@ -82,9 +79,9 @@ impl DirectorySpecificEnvironment {
let mut vars_to_add = IndexMap::new();
for dir in &self.whitelisted_directories {
//Start in the current directory, then traverse towards the root with working_dir to see if we are in a subdirectory of a valid directory.
let mut working_dir = Some(current_dir.as_path());
//Start in the current directory, then traverse towards the root with working_dir to see if we are in a subdirectory of a valid directory.
while let Some(wdir) = working_dir {
if wdir == dir.as_path() {
//Read the .nu file and parse it into a nice map
@ -93,17 +90,15 @@ impl DirectorySpecificEnvironment {
.unwrap();
let vars_in_current_file = toml_doc.get("env").unwrap().as_table().unwrap();
let keys_in_file: Vec<String> = vars_in_current_file
.iter()
.map(|(k, v)| {
vars_to_add.insert(k.clone(), v.as_str().unwrap().to_string()); //This is to add the keys and values to the environment
k.clone() //We add them all to a list to keep track of which keys we have added
})
.collect();
let mut keys_in_current_nufile = vec![];
for (k, v) in vars_in_current_file {
vars_to_add.insert(k.clone(), v.as_str().unwrap().to_string()); //This is used to add variables to the environment
keys_in_current_nufile.push(k.clone()); //this is used to keep track of which directory added which variables
}
self.overwritten_env_values.insert(
self.overwritten_env_values.insert( //If we are about to overwrite any environment variables, we save them first so they can be restored later.
wdir.to_path_buf(),
keys_in_file.iter().fold(vec![], |mut keyvals, key| {
keys_in_current_nufile.iter().fold(vec![], |mut keyvals, key| {
if let Some(val) = std::env::var_os(key) {
keyvals.push((key.clone(), val));
}
@ -111,7 +106,7 @@ impl DirectorySpecificEnvironment {
}),
);
self.added_env_vars.insert(wdir.to_path_buf(), keys_in_file);
self.added_env_vars.insert(wdir.to_path_buf(), keys_in_current_nufile);
break;
} else {
working_dir = working_dir.unwrap().parent();