feat: install pandoc users guide as man page

.bin/csv2json

@@ -0,0 +1,14 @@
+#!/usr/bin/env python3
+
+import csv
+import json
+import sys
+import argparse
+
+parser = argparse.ArgumentParser()
+parser.add_argument("--delimiter", "-d", default=",", help="CSV field separator")
+
+args = parser.parse_args()
+
+if __name__ == "__main__":
+    json.dump(list(csv.DictReader(sys.stdin, delimiter=args.delimiter)), sys.stdout)

.bin/json2csv

@@ -0,0 +1,24 @@
+#!/usr/bin/env python3
+import csv
+import json
+import sys
+
+if __name__ == "__main__":
+    json_list = json.load(sys.stdin)
+    if not isinstance(json_list, list):
+        print("JSON object is not a list.", file=sys.stderr)
+        sys.exit(1)
+    if len(json_list) == 0:
+        print("JSON list is empty.", file=sys.stderr)
+        sys.exit(1)
+    keys = set()
+    for element in json_list:
+        if isinstance(element, dict):
+            keys |= element.keys()
+        else:
+            print("Non-dict element:", element, file=sys.stderr)
+            sys.exit(1)
+    writer = csv.DictWriter(sys.stdout, fieldnames=list(keys))
+    writer.writeheader()
+    for element in json_list:
+        writer.writerow(element)

configs/packages/default.nix

@@ -118,6 +118,7 @@ in {
     youtubeDL
     bc # calculator
     pari # gp -- better calculator
+    scripts.auc
     scripts.infschmv
     scripts.qrpaste
     scripts.new-mac # get a new mac address

configs/packages/writing.nix

@@ -1,5 +1,7 @@
 { pkgs, lib, config, ... }:
 let
+  pandoc-doc = pkgs.callPackage <niveum/packages/man/pandoc.nix> {};
+
   zoteroStyle = { name, sha256 }: {
     name = "${name}.csl";
     path = pkgs.fetchurl {
@@ -70,6 +72,7 @@ in {
     # gnumeric
     dia
     pandoc
+    pandoc-doc
     # proselint
     asciidoctor
     wordnet

packages/man/pandoc.nix

@@ -0,0 +1,14 @@
+{ stdenv, pandoc, lib, fetchgit }:
+stdenv.mkDerivation {
+  name = "pandoc-doc";
+  version = pandoc.version;
+  src = fetchgit {
+    url = "https://github.com/jgm/pandoc";
+    rev = pandoc.version;
+    sha256 = "0s4mczbql35wh6bhyi542yln24f530rlsw6akcv7lmp083rrlpy4";
+  };
+  buildPhase = ''
+    mkdir -p $out/man/man1
+    ${pandoc}/bin/pandoc -V section=1 --standalone --write=man $src/MANUAL.txt -o $out/man/man1/pandoc.1
+  '';
+}

packages/scripts/auc.nix

@@ -0,0 +1,31 @@
+{ stdenv, fetchFromGitHub, lib, pandoc }:
+let
+  owner = "kamalist";
+in
+stdenv.mkDerivation rec {
+  pname = "auc";
+  version = "2019-04-02";
+
+  src = fetchFromGitHub {
+    inherit owner;
+    repo = "AUC";
+    rev = "66d1cd57472442b4bf3c1ed12ca5cadd57d076b3";
+    sha256 = "0gb4asmlfr19h42f3c5wg9c9i3014if3ymrqan6w9klgzgfyh2la";
+  };
+
+  installPhase = ''
+    mkdir -p $out/{bin,man/man1}
+    install auc $out/bin
+    ${pandoc}/bin/pandoc -V title=${lib.escapeShellArg pname} -V section=1 $src/README.md -s -t man -o $out/man/man1/auc.1
+  '';
+
+  meta = with lib; {
+    description = "Command-line Roman calendar";
+    longDescription = ''
+      AUC (Ab Urbe condita) is a command-line Roman calendar tool. Currently it shows the specified date in the format of the Ancient Romans.
+    '';
+    license = licenses.mit;
+    maintainers = [ maintainers.kmein ];
+    platforms = platforms.all;
+  };
+}

packages/scripts/default.nix

@@ -16,6 +16,8 @@ let
     sha256 = "0c4hkny4zkknlimc9yi9ljss2cws4zn8lzd8ip9b8mfsm094dlfl";
   };
 in rec {
+  auc = pkgs.callPackage ./auc.nix {};
+
   instaget = wrapScript {
     packages = [ pkgs.jq pkgs.curl pkgs.gnugrep ];
     script = ./instaget.sh;