wip - didnt have time to finish this before quittin time
@@ -147,6 +147,7 @@ impl WitxConf {
/// If using the [`Paths`][paths] syntax, make all paths relative to a root directory.
///
/// [paths]: enum.WitxConf.html#variant.Paths
+ // FIXME this can be deleted once we have env var interpolation
pub fn make_paths_relative_to<P: AsRef<Path>>(&mut self, root: P) {
if let Self::Paths(paths) = self {
paths.as_mut().iter_mut().for_each(|p| {
@@ -201,6 +202,29 @@ impl Parse for Paths {
let content;
let _ = bracketed!(content in input);
let path_lits: Punctuated<LitStr, Token![,]> = content.parse_terminated(Parse::parse)?;
+
+ /* TODO interpolate env variables here!!!
+ fn main() {
+ let p = "foo/$BAR/baz";
+ let buf = PathBuf::from(p);
+ let components = buf
+ .iter()
+ .map(|osstr| interpolate(osstr.to_str().expect("always a str")))
+ .collect::<Vec<String>>();
+
+ println!("{:?}", components);
+ }
+
+ fn interpolate(v: &str) -> String {
+ if let Some('$') = v.chars().nth(0) {
+ let var = &v[1..];
+ std::env::var(var).unwrap_or(String::new())
+ } else {
+ v.to_owned()
+ }
+ }
+ */
+
Ok(path_lits
.iter()
.map(|lit| PathBuf::from(lit.value()))
