feat: psql flake

README.md

@@ -7,13 +7,13 @@ some personal flakes
 ### create a new dir
 
 ```bash
-nix flake new -t https://git.elisiei.xyz:elisiei/nix-environments#ENV_HERE
+nix flake new -t github:elisiei/nix-envs#ENV_HERE DIR_NAME
 ```
 
 ### or init an existing dir
 
 ```bash
-nix flake init -t https://git.elisiei.xyz:elisiei/nix-environments#ENV_HERE
+nix flake init -t github:elisiei/nix-envs#ENV_HERE
 ```
 
 # license

c/.envrc

@@ -0,0 +1 @@
+use flake

c/.gitignore

@@ -0,0 +1,57 @@
+# Prerequisites
+*.d
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Linker output
+*.ilk
+*.map
+*.exp
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Debug files
+*.dSYM/
+*.su
+*.idb
+*.pdb
+
+# Kernel Module Compile Results
+*.mod*
+*.cmd
+.tmp_versions/
+modules.order
+Module.symvers
+Mkfile.old
+dkms.conf
+
+# debug information files
+*.dwo
+
+.direnv

c/flake.nix

@@ -0,0 +1,43 @@
+{
+  description = "minimal flake for c dev";
+
+  inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1";
+
+  outputs =
+    inputs:
+    let
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+      forEachSupportedSystem =
+        f:
+        inputs.nixpkgs.lib.genAttrs supportedSystems (
+          system:
+          f {
+            pkgs = import inputs.nixpkgs { inherit system; };
+          }
+        );
+    in
+    {
+      devShells = forEachSupportedSystem (
+        { pkgs }:
+        {
+          default =
+            pkgs.mkShell.override
+              {
+                # Override stdenv in order to change compiler:
+                # stdenv = pkgs.clangStdenv;
+              }
+              {
+                packages = with pkgs; [
+                  gnumake
+                  tinycc
+                ];
+              };
+        }
+      );
+    };
+}

crystal/.envrc

@@ -0,0 +1 @@
+use flake

crystal/flake.nix

@@ -0,0 +1,34 @@
+{
+  description = "minimal flake for crystal dev";
+
+  inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1";
+
+  outputs =
+    inputs:
+    let
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+      forEachSupportedSystem =
+        f:
+        inputs.nixpkgs.lib.genAttrs supportedSystems (
+          system:
+          f {
+            pkgs = import inputs.nixpkgs { inherit system; };
+          }
+        );
+    in
+    {
+      devShells = forEachSupportedSystem (
+        { pkgs }:
+        {
+          default = pkgs.mkShell {
+            packages = with pkgs; [ crystal ];
+          };
+        }
+      );
+    };
+}

elixir/.envrc

@@ -0,0 +1 @@
+use flake

elixir/.gitignore

@@ -0,0 +1,18 @@
+# Created by https://www.toptal.com/developers/gitignore/api/elixir
+# Edit at https://www.toptal.com/developers/gitignore?templates=elixir
+
+### Elixir ###
+/_build
+/cover
+/deps
+/doc
+/.fetch
+erl_crash.dump
+*.ez
+*.beam
+/config/*.secret.exs
+.elixir_ls/
+
+### Elixir Patch ###
+
+# End of https://www.toptal.com/developers/gitignore/api/elixir

elixir/flake.nix

@@ -0,0 +1,56 @@
+{
+  description = "minimal flake for elixir dev";
+
+  inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1";
+
+  outputs = {self, ...} @ inputs: let
+    supportedSystems = [
+      "x86_64-linux"
+      "aarch64-linux"
+      "aarch64-darwin"
+    ];
+    forEachSupportedSystem = f:
+      inputs.nixpkgs.lib.genAttrs supportedSystems (
+        system:
+          f {
+            inherit system;
+            pkgs = import inputs.nixpkgs {
+              inherit system;
+              overlays = [inputs.self.overlays.default];
+            };
+          }
+      );
+  in {
+    overlays.default = final: prev: rec {
+      erlang = final.beam.interpreters.erlang_27;
+      pkgs-beam = final.beam.packagesWith erlang;
+      elixir = pkgs-beam.elixir_1_17;
+    };
+
+    devShells = forEachSupportedSystem (
+      {
+        pkgs,
+        system,
+      }: {
+        default = pkgs.mkShellNoCC {
+          packages = with pkgs;
+            [
+              elixir
+              self.formatter.${system}
+            ]
+            ++
+            # Linux only
+            pkgs.lib.optionals pkgs.stdenv.isLinux (
+              with pkgs; [
+                gigalixir
+                inotify-tools
+                libnotify
+              ]
+            );
+        };
+      }
+    );
+
+    formatter = forEachSupportedSystem ({pkgs, ...}: pkgs.nixfmt);
+  };
+}

flake.nix

@@ -5,10 +5,34 @@
     { self }:
     {
       templates = {
+        c = {
+          path = ./c;
+          description = "c template";
+        };
         go = {
           path = ./go;
           description = "go template";
         };
+        elixir = {
+          path = ./elixir;
+          description = "elixir template";
+        };
+        zig = {
+          path = ./zig;
+          description = "zig template";
+        };
+        odin = {
+          path = ./odin;
+          description = "odin template";
+        };
+        psql = {
+          path = ./psql;
+          description = "psql template";
+        };
+        crystal = {
+          path = ./crystal;
+          description = "crystal template";
+        };
       };
 
       defaultTemplate = self.templates.go;

go/flake.nix

@@ -6,7 +6,7 @@
   outputs =
     inputs:
     let
-      goVersion = 24;
+      goVersion = 25;
 
       supportedSystems = [
         "x86_64-linux"

odin/.envrc

@@ -0,0 +1 @@
+use flake

odin/flake.nix

@@ -0,0 +1,34 @@
+{
+  description = "minimal flake for odin dev";
+
+  inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1";
+
+  outputs =
+    inputs:
+    let
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+      forEachSupportedSystem =
+        f:
+        inputs.nixpkgs.lib.genAttrs supportedSystems (
+          system:
+          f {
+            pkgs = import inputs.nixpkgs { inherit system; };
+          }
+        );
+    in
+    {
+      devShells = forEachSupportedSystem (
+        { pkgs }:
+        {
+          default = pkgs.mkShell {
+            packages = with pkgs; [ odin ];
+          };
+        }
+      );
+    };
+}

psql/.envrc

@@ -0,0 +1 @@
+use flake

psql/.gitignore

@@ -0,0 +1 @@
+.postgres*

psql/flake.nix

@@ -0,0 +1,57 @@
+{
+  # original via @estebxn
+  description = "Tiny PostgreSQL flake";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+
+  outputs =
+    { nixpkgs, ... }:
+    let
+      system = "x86_64-linux";
+      pkgs = import nixpkgs { inherit system; };
+      pg = pkgs.postgresql_16;
+    in
+    {
+      apps.${system}.default = {
+        type = "app";
+        program = toString (
+          pkgs.writeShellScript "run-postgres" ''
+            set -euo pipefail
+
+            : ''${PGDATA:=$PWD/.postgres}
+            : ''${PGHOST:=$PWD/.postgres-socket}
+            : ''${PGPORT:=5432}
+            : ''${PGUSER:=postgres}
+            : ''${PGDATABASE:=app}
+
+            mkdir -p "$PGHOST"
+
+            if [ ! -d "$PGDATA" ]; then
+              ${pg}/bin/initdb -D "$PGDATA" --auth=trust --username="$PGUSER"
+              cat >> "$PGDATA/postgresql.conf" <<EOF
+            listen_addresses = '127.0.0.1'
+            port = $PGPORT
+            unix_socket_directories = '$PGHOST'
+            EOF
+            fi
+
+            ${pg}/bin/pg_ctl -D "$PGDATA" -l "$PGDATA/postgres.log" start
+            trap '${pg}/bin/pg_ctl -D "$PGDATA" stop' EXIT
+
+            until ${pg}/bin/pg_isready -h "$PGHOST" -p "$PGPORT" >/dev/null 2>&1; do
+              sleep 1
+            done
+
+            ${pg}/bin/psql -h "$PGHOST" -p "$PGPORT" -U "$PGUSER" postgres \
+              -tc "SELECT 1 FROM pg_database WHERE datname = '$PGDATABASE'" \
+              | grep -q 1 || ${pg}/bin/createdb -h "$PGHOST" -p "$PGPORT" -U "$PGUSER" "$PGDATABASE"
+
+            echo "Postgres is running on port $PGPORT"
+            echo "psql -h $PGHOST -p $PGPORT -U $PGUSER $PGDATABASE"
+
+            while true; do sleep 60; done
+          ''
+        );
+      };
+    };
+}

zig/.envrc

@@ -0,0 +1 @@
+use flake

zig/.gitignore

@@ -0,0 +1,3 @@
+.zig-cache/
+zig-out/
+*.o

zig/flake.nix

@@ -0,0 +1,36 @@
+{
+  description = "minimal flake for zig dev";
+
+  inputs.nixpkgs.url = "https://flakehub.com/f/NixOS/nixpkgs/0.1";
+
+  outputs =
+    inputs:
+    let
+      supportedSystems = [
+        "x86_64-linux"
+        "aarch64-linux"
+        "x86_64-darwin"
+        "aarch64-darwin"
+      ];
+      forEachSupportedSystem =
+        f:
+        inputs.nixpkgs.lib.genAttrs supportedSystems (
+          system:
+          f {
+            pkgs = import inputs.nixpkgs { inherit system; };
+          }
+        );
+    in
+    {
+      devShells = forEachSupportedSystem (
+        { pkgs }:
+        {
+          default = pkgs.mkShell {
+            packages = with pkgs; [
+              zig
+            ];
+          };
+        }
+      );
+    };
+}