develop#zsh: factor out functions into files

Upgrade the `rg` function to only pipe to `PAGER` when output is a
terminal.

profiles/develop/zsh/default.nix

@@ -73,7 +73,7 @@ in
     interactiveShellInit = let
       zshrc = fileContents ./zshrc;
 
-      paths = with pkgs; [
+      sources = with pkgs; [
         "${skim}/share/skim/completion.zsh"
         "${oh-my-zsh}/share/oh-my-zsh/plugins/sudo/sudo.plugin.zsh"
         "${oh-my-zsh}/share/oh-my-zsh/plugins/extract/extract.plugin.zsh"
@@ -82,8 +82,28 @@ in
       ];
 
       source = map
-        (source: "source " + source)
-        paths;
+        (source: "source ${source}")
+        sources;
+
+      functions = pkgs.stdenv.mkDerivation {
+        name = "zsh-functions";
+        src = ./functions;
+
+        ripgrep = "${pkgs.ripgrep}";
+        man = "${pkgs.man}";
+
+        installPhase = let
+          basename = "\${file##*/}";
+        in
+          ''
+            mkdir $out
+
+            for file in $src/*; do
+              substituteAll $file $out/${basename}
+              chmod 755 $out/${basename}
+            done
+          '';
+      };
 
       plugins = concatStringsSep "\n"
         (
@@ -98,8 +118,13 @@ in
       ''
         ${plugins}
 
+        fpath+=( ${functions} )
+        autoload -Uz ${functions}/*(:t)
+
         ${zshrc}
 
+        eval "$(${pkgs.direnv}/bin/direnv hook zsh)"
+        eval $(${pkgs.gitAndTools.hub}/bin/hub alias -s)
         source ${pkgs.skim}/share/skim/key-bindings.zsh
       '';
   };

profiles/develop/zsh/functions/man

@@ -0,0 +1,8 @@
+# colorful man pages
+LESS_TERMCAP_md=$'\e[01;31m' \
+LESS_TERMCAP_me=$'\e[0m' \
+LESS_TERMCAP_se=$'\e[0m' \
+LESS_TERMCAP_so=$'\e[01;44;33m' \
+LESS_TERMCAP_ue=$'\e[0m' \
+LESS_TERMCAP_us=$'\e[01;32m' \
+@man@/bin/man "$@"

profiles/develop/zsh/functions/mcd

@@ -0,0 +1,2 @@
+# mkdir & cd to it
+mkdir -p "$1" && cd "$1"

profiles/develop/zsh/functions/rg

@@ -0,0 +1,6 @@
+# pipe rg into less with colors
+if [[ -t 1 && -n $PAGER ]]; then
+  @ripgrep@/bin/rg -p $@ | $PAGER
+else
+  @ripgrep@/bin/rg $@
+fi

profiles/develop/zsh/zshrc

@@ -1,3 +1,4 @@
+# tilde directories
 hash -d \
   nixos=/etc/nixos \
   dl=~/Downloads \
@@ -7,9 +8,6 @@ hash -d \
   github=~git/github.com \
   gitlab=~git/gitlab.com
 
-# hub setup
-eval $(hub alias -s)
-
 # Zsh options
 setopt extendedglob
 setopt incappendhistory
@@ -31,50 +29,32 @@ SAVEHIST=10000
 HISTFILE=$HOME/.history
 DIRSTACKSIZE=5
 
-# user defined functions
-if [[ -d $HOME/.zfunctions ]]; then
-  typeset -U fpath
-  fpath=($HOME/.zfunctions $fpath)
-
-  for file in $HOME/.zfunctions/*; do
-    autoload -Uz $file
-  done
-fi
-
-# source local config not synced to git repo
-if [[ -f $HOME/.zshlocal ]]; then
-. $HOME/.zshlocal
-fi
-
-# create local zshrc if it does not exist
-[[ -f $HOME/.zshrc ]] \
-  || printf "#" > $HOME/.zshrc
-
 # history substring search keybinds
 bindkey '^[OA' history-substring-search-up
 bindkey '^[OB' history-substring-search-down
 bindkey -M vicmd 'k' history-substring-search-up
 bindkey -M vicmd 'j' history-substring-search-down
 
-zle -N zle-line-init
-
 # if in tmux launch skim in tmux pane
 [[ ${+TMUX} == 1 ]] \
   && SKIM_TMUX=1
 
 #load compinit
 autoload -Uz compinit
-typeset -i updated_at=$(date +'%j' -r ~/.zcompdump ||
-stat -f '%Sm' -t '%j' ~/.zcompdump)
+
+typeset -i updated_at=$(date +'%j' -r ~/.zcompdump \
+  || stat -f '%Sm' -t '%j' ~/.zcompdump)
+
+# save time if completion cache has been update recently
 if [ $(date +'%j') != $updated_at ]; then
-compinit
+  compinit
 else
-compinit -C
+  compinit -C
 fi
 
 # Case insens only when no case match; after all completions loaded
 zstyle ':completion:*' matcher-list \
-"" 'm:{a-zA-Z}={A-Za-z}' 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
+  "" 'm:{a-zA-Z}={A-Za-z}' 'r:|[._-]=* r:|=*' 'l:|=* r:|=*'
 
 # Auto rehash for new binaries
 zstyle ':completion:*' rehash true
@@ -83,29 +63,9 @@ zstyle ':completion:*' rehash true
 bindkey "jj" vi-cmd-mode
 bindkey -v '^?' backward-delete-char
 
+# remove duplicates from paths
+typeset -U path
+typeset -U fpath
+
 # keep shell state frozen
 ttyctl -f
-
-# colorful man pages
-man () {
-  LESS_TERMCAP_md=$'\e[01;31m' \
-  LESS_TERMCAP_me=$'\e[0m' \
-  LESS_TERMCAP_se=$'\e[0m' \
-  LESS_TERMCAP_so=$'\e[01;44;33m' \
-  LESS_TERMCAP_ue=$'\e[0m' \
-  LESS_TERMCAP_us=$'\e[01;32m' \
-  command man "$@"
-}
-
-# pipe rg into less with colors
-rgl () {
-  rg --color=always $@ | less
-}
-
-# mkdir & cd to it
-function mcd() {
-  mkdir -p "$1" && cd "$1";
-}
-
-# direnv setup
-eval "$(direnv hook zsh)"

users/nrd.nix

@@ -24,6 +24,7 @@ in
       file = {
         ".ec2-keys".source = ../secrets/ec2;
         ".cargo/credentials".source = ../secrets/cargo;
+        ".zshrc".text = "#";
       };
     };