diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/filesystem.nix | 6 | ||||
| -rwxr-xr-x | lib/tests/filesystem.sh | 1 |
2 files changed, 6 insertions, 1 deletions
diff --git a/lib/filesystem.nix b/lib/filesystem.nix index 13f4ebb26402f..db120a48c64be 100644 --- a/lib/filesystem.nix +++ b/lib/filesystem.nix @@ -22,10 +22,14 @@ in Returns the type of a path: regular (for file), symlink, or directory. */ pathType = path: + if ! pathExists path + # Fail irrecoverably to mimic the historic behavior of this function and + # the new builtins.readFileType + then abort "lib.filesystem.pathType: Path ${toString path} does not exist." # The filesystem root is the only path where `dirOf / == /` and # `baseNameOf /` is not valid. We can detect this and directly return # "directory", since we know the filesystem root can't be anything else. - if dirOf path == path + else if dirOf path == path then "directory" else (readDir (dirOf path)).${baseNameOf path}; diff --git a/lib/tests/filesystem.sh b/lib/tests/filesystem.sh index 61710da92ba2d..4a5ffeb124312 100755 --- a/lib/tests/filesystem.sh +++ b/lib/tests/filesystem.sh @@ -51,6 +51,7 @@ checkPathType "$PWD/directory" '"directory"' checkPathType "$PWD/regular" '"regular"' checkPathType "$PWD/symlink" '"symlink"' checkPathType "$PWD/fifo" '"unknown"' +checkPathType "$PWD/non-existent" "error: evaluation aborted with the following error message: 'lib.filesystem.pathType: Path $PWD/non-existent does not exist.'" checkPathIsDirectory() { local path=$1 |