add gg.sh

shared/home/default.nix

@@ -210,9 +210,10 @@ in {
         bash = {
           enable = true;
           shellAliases = {
-            "l" = "echo -n ł | xclip -selection clipboard";
+            "l" = "echo -n ł | ${pkgs.xclip}/bin/xclip -selection clipboard";
             "gp" = "${pkgs.git}/bin/git remote | ${pkgs.parallel}/bin/parallel --verbose git push";
           };
+          initExtra = "source ${./gg.sh}";
         };
       }
     )

shared/home/gg.sh

@@ -0,0 +1,45 @@
+maxdepth=5
+_gopath=$(git rev-parse --show-toplevel)
+
+gg() {
+	paths=($(g "$@"))
+	path_index=0
+
+	if [ ${#paths[@]} -gt 1 ]; then
+		c=1
+		for path in "${paths[@]}"; do
+			echo [$c]: cd ${_gopath}/${path}
+			c=$((c+1))
+		done
+		echo -n "Go to which path: "
+		read path_index
+
+		path_index=$(($path_index-1))
+	fi
+
+	path=${paths[$path_index]}
+	cd $_gopath/$path
+}
+
+#
+# Print the directories of the specified Go package name.
+#
+g() {
+    local pkg_candidates="$((cd $_gopath && find . -mindepth 1 -maxdepth ${maxdepth} -type d -path "*/$1" -and -not -path '*/vendor/*' -print) | sed 's/^\.\///g')"
+	echo "$pkg_candidates" | awk '{print length, $0 }' | sort -n | awk '{print $2}'
+}
+#
+# Bash autocomplete for g and gg functions.
+#
+_g_complete()
+{
+    COMPREPLY=()
+    local cur
+    local prev
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    prev="${COMP_WORDS[COMP_CWORD-1]}"
+    COMPREPLY=( $(compgen -W "$(for f in $(find "$_gopath" -mindepth 1 -maxdepth ${maxdepth} -type d -name "${cur}*" ! -name '.*' ! -path '*/.git/*' ! -path '*/test/*' ! -path '*/vendor/*'); do echo "${f##*/}"; done)" --  "$cur") )
+    return 0
+}
+complete -F _g_complete g
+complete -F _g_complete gg