nix dep: add dash-nix

5 files changed, 61 insertions, 1 deletions

diff --git a/nix/tamal/darcs_context/.editorconfig b/nix/tamal/darcs_context/.editorconfig
new file mode 100644
index 0000000..78b36ca
--- /dev/null
+++ b/nix/tamal/darcs_context/.editorconfig
@@ -0,0 +1 @@
+root = true
diff --git a/nix/tamal/darcs_context/dash-nix.txt b/nix/tamal/darcs_context/dash-nix.txt
new file mode 100644
index 0000000..b20003e
--- /dev/null
+++ b/nix/tamal/darcs_context/dash-nix.txt
@@ -0,0 +1,8 @@
+
+Context:
+
+
+[TAG 0.1.0
+·𐑑𐑴𐑕𐑑𐑩𐑤 <toastal@posteo.net>**20251223061619
+ Ignore-this: d3a35324d7812dc4844b63d9ac3abb5a4f8d82017cea37381e663be51dd831265e67cd815e87b7a4
+] 
diff --git a/nix/tamal/default.nix b/nix/tamal/default.nix
index a995c23..ee07ccd 100644
--- a/nix/tamal/default.nix
+++ b/nix/tamal/default.nix
@@ -84,6 +84,40 @@ let
 		${hash.al} = hash.vl;
 	} // lib.optionalAttrs (builtins.length kind.ms > 0) { urls = kind.ms; };
 
+	fetch-darcs = {name, kind, hash}:
+		let
+			using-mirrors = kind ? ms && (builtins.length kind.ms) > 0;
+			mirror-support = pkgs.fetchdarcs.__functionArgs ? "mirrors";
+			reference =
+				let
+					type = builtins.elemAt kind.rf 0;
+					value = builtins.elemAt kind.rf 1;
+				in
+				if type == 0 then
+					let path = builtins.elemAt value 1; in
+					assert (lib.hasSuffix ".txt" path);
+					let
+						txt-files = lib.sourceFilesBySuffices ./. [ ".txt" ];
+						dir = lib.fileset.toSource {
+							root = ./.;
+							fileset = lib.fileset.fromSource txt-files;
+						};
+					in
+					{context = "${dir}/${path}";}
+				else if type == 1 then
+					{rev = value;}
+				else
+					throw "Invalid Darcs reference";
+		in
+		lib.warnIf (using-mirrors && !mirror-support)
+			"Upstream pkgs.fetchdarcs doesn’t yet support mirrors for 「${name}」"
+			pkgs.fetchdarcs ({
+				url = kind.rp;
+				${hash.al} = hash.vl;
+			} // reference // lib.optionalAttrs (using-mirrors && mirror-support){
+				mirrors = kind.ms;
+			});
+
 	to-input = name: input:
 		let k = builtins.head input.kd; in
 		if k == 1 then
@@ -92,6 +126,12 @@ let
 				kind = builtins.elemAt input.kd 1;
 				hash = input.ha;
 			}
+else if k == 3 then
+			fetch-darcs {
+				inherit name;
+				kind = builtins.elemAt input.kd 1;
+				hash = input.ha;
+			}
 		else
 			throw "Unsupported input kind “${builtins.toString k}”.";
 in
diff --git a/nix/tamal/lock.json b/nix/tamal/lock.json
index 6bd9717..f98764c 100644
--- a/nix/tamal/lock.json
+++ b/nix/tamal/lock.json
@@ -1 +1 @@
-{"v":"0.1.0","i":{"nixpkgs":{"kd":[1,{"ur":"https://github.com/NixOS/nixpkgs/archive/306ea70f9eb0fb4e040f8540e2deab32ed7e2055.tar.gz","ms":[]}],"ha":{"al":"sha256","vl":"1cxf8iw2janh04bcnw93b0sl9mzh94awzzrrdfhig170cssmz8lm"},"lv":"306ea70f9eb0fb4e040f8540e2deab32ed7e2055"}}}
\ No newline at end of file
+{"v":"0.1.0","i":{"nixpkgs":{"kd":[1,{"ur":"https://github.com/NixOS/nixpkgs/archive/306ea70f9eb0fb4e040f8540e2deab32ed7e2055.tar.gz","ms":[]}],"ha":{"al":"sha256","vl":"1cxf8iw2janh04bcnw93b0sl9mzh94awzzrrdfhig170cssmz8lm"},"lv":"306ea70f9eb0fb4e040f8540e2deab32ed7e2055"},"dash-nix":{"kd":[3,{"rp":"https://darcs.toastal.in.th/dash-nix","ms":["https://smeder.ee/~toastal/dash-nix.darcs"],"dt":"2025-12-23T06:16:19Z","rf":[0,[0,"./darcs_context/dash-nix.txt"]],"lw":"4e22a71815c612374821959def64f60f66af0eff"}],"ha":{"al":"sha256","vl":"1kjyskwbchygwjqhpsq8pppfr133l508gi4fzd0pf12hfg46xn9x"},"lv":"4e22a71815c612374821959def64f60f66af0eff"}}}
\ No newline at end of file
diff --git a/nix/tamal/manifest.kdl b/nix/tamal/manifest.kdl
index 6eeab6c..3856626 100644
--- a/nix/tamal/manifest.kdl
+++ b/nix/tamal/manifest.kdl
@@ -13,4 +13,15 @@ inputs {
 			| cut -f1
 		}
 	}
+	dash-nix {
+		darcs {
+			repository "https://darcs.toastal.in.th/dash-nix"
+			mirrors "https://smeder.ee/~toastal/dash-nix.darcs"
+			"https://hub.darcs.net/toastal/darcs-nix"
+		}
+		latest-cmd {
+			$ curl -fsL "https://darcs.toastal.in.th/dash-nix/_darcs/weak_hash"
+		}
+	}
 }
+