From 3b6e0279c4afffc8b11cd7d881e0a8b6f43aa431 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Wed, 28 Sep 2022 18:33:09 -0400
Subject: org nix

---
 shell.nix | 88 ++++++++++++++++++++++++++++-----------------------------------
 1 file changed, 39 insertions(+), 49 deletions(-)

(limited to 'shell.nix')

diff --git a/shell.nix b/shell.nix
index e27e127..07031df 100755
--- a/shell.nix
+++ b/shell.nix
@@ -1,16 +1,17 @@
 #!/usr/bin/env -S nix-shell --pure
+#!nix-shell -i bash
 { pkgs ? import <nixpkgs> {} }:
 with pkgs;
 mkShell {
   buildInputs = [
     ### nix_related
     direnv
-    nixFlakes
+    nixVersions.unstable #nixFlakes
     nix-prefetch-git
     validatePkgConfig
-    jq
+    nix-tree jq
     git
-    #ps
+    ps
     ### d_build_related
     ## package manager
     dub
@@ -43,54 +44,43 @@ mkShell {
     # ### i18n translation related
     # perl534Packages.Po4a
     ### candy
-    jq
     starship
   ];
   shellHook = ''
-    if [[ -f ".envrc" ]]; then
-      source .envrc
-    fi
-    eval "$(starship init bash)"
+    #if [[ -f ".envrc" ]]; then
+    #  source .envrc
+    #fi
+    nix flake lock --update-input nixpkgs
+    echo ""
+    echo "nix flake metadata:"
+    nix flake metadata
+    echo ""
+    echo "nix flake check:"
+    nix flake check
+    echo ""
+    echo "nix flake show:"
+    nix flake show
+    echo ""
+    echo "nix build or nix develop? (suggestions):"
+    echo '- nix build'
+    echo '  nix build .#spine --print-build-logs'
+    echo '    nix build --print-build-logs'
+    echo '- nix run'
+    echo '  nix run .#spine --print-build-logs'
+    echo '  nix run default.nix --print-build-logs'
+    echo '- nix shell'
+    echo '  nix shell --print-build-logs --command spine -v'
+    echo '- nix develop'
+    echo '  nix develop --build  .#spine --print-build-logs'
+    echo '  nix develop --build -f derivation.nix -I .envrc --print-build-logs'
+    echo '    nix develop ; eval "$buildPhase"'
+    echo ""
+    echo  'spine -v'
+    echo "examine"
+    echo '  nix-instantiate | nix show-derivation | jq'
+    echo '  nix-build . --no-out-link | xargs -o nix-tree'
+    echo '  nix-tree --derivation .#spine'
+    echo ""
+    #echo "ldc `${pkgs.ldc}/bin/ldc2 -v`"
   '';
 }
-
-# - shell.nix -I .envrc
-# - shell.nix -I .envrc --pure
-# - nix-shell -I nixpkgs=/nixpkgs-ra/nixpkgs --pure
-# - nix-shell -p "with import /nixpkgs-ra/nixpkgs {}; ldc" --pure
-# - nix-shell -p "with import /nixpkgs-ra/nixpkgs {}; [dub ldc]" --pure
-
-# - nix-shell -p nixFlakes
-# - nix-shell -p nixFlakes --pure
-# - nix-shell -p nixFlakes --pure -p "with import /nixpkgs-ra/nixpkgs {}; [dub ldc]"
-# - nix-shell shell.nix direnv: export +IN_NIX_SHELL
-# - nix-shell shell.nix
-
-# - nix-build -I nixpkgs=/nixpkgs-ra/nixpkgs --pure
-# - nix-build -I .envrc --pure
-# - nix-build default.nix -I .envrc && results/bin/spine -v
-
-# - nix-instantiate | nix show-derivation | jq
-# - nix-instantiate -I .envrc | nix show-derivation -f derivation.nix -I .envrc | jq
-# - nix-instantiate | nix show-derivation --recursive | jq
-# - nix-instantiate -I .envrc | nix show-derivation -f derivation.nix --recursive -I .envrc | jq
-# - nix-instantiate | nix-build
-# - nix-instantiate -I .envrc | nix-build -I .envrc
-
-# - nix shell -c default.nix
-
-# - nix shell -f default.nix --print-build-logs
-
-# - nix build -I .envrc --print-build-logs --pure
-# - nix build -f default.nix --print-build-logs --pure
-# - nix build -f derivation.nix --print-build-logs --pure
-
-# - nix build `nix-instantiate`
-# - nix build `nix-instantiate -I .envrc`
-
-# - nix build -f default.nix && ./result/bin/spine -v && noti -t "spine build" -m "see ./result/bin/spine"
-
-# - nix run default.nix --print-build-logs
-# - nix run -I .envrc default.nix --print-build-logs
-
-# - nix develop --build -f derivation.nix -I .envrc --print-build-logs
-- 
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