we need to recursively create the dir

RalfJung · RalfJung · commit bd7f4076cdac · 2018-11-27T11:43:02.000+01:00
diff --git a/src/bin/cargo-miri.rs b/src/bin/cargo-miri.rs
@@ -149,7 +149,7 @@ fn setup(ask_user: bool) {
     let dirs = directories::ProjectDirs::from("miri", "miri", "miri").unwrap();
     let dir = dirs.cache_dir();
     if !dir.exists() {
-        fs::create_dir(&dir).unwrap();
+        fs::create_dir_all(&dir).unwrap();
     }
     // The interesting bit: Xargo.toml
     File::create(dir.join("Xargo.toml")).unwrap()

Original file line number	Diff line number	Diff line change
`@@ -149,7 +149,7 @@ fn setup(ask_user: bool) {`
`149`	`149`	`let dirs = directories::ProjectDirs::from("miri", "miri", "miri").unwrap();`
`150`	`150`	`let dir = dirs.cache_dir();`
`151`	`151`	`if !dir.exists() {`
`152`		`- fs::create_dir(&dir).unwrap();`
	`152`	`+ fs::create_dir_all(&dir).unwrap();`
`153`	`153`	`}`
`154`	`154`	`// The interesting bit: Xargo.toml`
`155`	`155`	`File::create(dir.join("Xargo.toml")).unwrap()`