initialized repository

Former-commit-id: 84647f22b951a957b2b83885b612115d473f6626

1 files changed, 52 insertions, 0 deletions

diff --git a/lib/umport.nix b/lib/umport.nix
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+++ b/lib/umport.nix
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+{lib, ...}: let
+  umport = inputs @ {
+    path ? null,
+    paths ? [],
+    include ? [],
+    exclude ? [],
+    recursive ? true,
+  }:
+    with lib;
+    with fileset; let
+      excludedFiles = filter (path: pathIsRegularFile path) exclude;
+      excludedDirs = filter (path: pathIsDirectory path) exclude;
+      isExcluded = path:
+        if (elem path excludedFiles) || (hasSuffix "flake.nix" path) || (hasSuffix "shell.nix" path)
+        then true
+        else (filter (excludedDir: lib.path.hasPrefix excludedDir path) excludedDirs) != [];
+    in
+      unique (
+        (
+          filter
+          (file: pathIsRegularFile file && hasSuffix ".nix" (builtins.toString file) && !isExcluded file)
+          (concatMap (
+              _path:
+                if recursive
+                then toList _path
+                else
+                  mapAttrsToList (
+                    name: type:
+                      _path
+                      + (
+                        if type == "directory"
+                        then "/${name}/default.nix"
+                        else "/${name}"
+                      )
+                  )
+                  (builtins.readDir _path)
+            )
+            (unique (
+              if path == null
+              then paths
+              else [path] ++ paths
+            )))
+        )
+        ++ (
+          if recursive
+          then concatMap (path: toList path) (unique include)
+          else unique include
+        )
+      );
+in {
+  inherit umport;
+}