feat: initial commit; NixOS Era

pkgs/fish/functions/clip.fish

@@ -0,0 +1,26 @@
+function clip
+    if not command -q xclip
+		echoerr "clip: 'xclip' is not available on this system"
+		return 1
+	end
+
+	if not tty -s
+		set -l stdin
+		read stdin -z
+	end
+
+	if set -ql stdin
+		echo "$stdin" | xclip -selection clipboard
+		echo "copied into clipboard (stdin)"
+		return 0
+	end
+
+	if [ -n "$(string trim -- $argv)" ]
+		echo "$argv" | xclip -selection clipboard
+		echo "copied into clipboard"
+		return 0
+	end
+
+	xclip -selection clipboard -o
+end
+

pkgs/fish/functions/echoerr.fish

@@ -0,0 +1,3 @@
+function echoerr
+	echo $argv >&2
+end

pkgs/fish/functions/nix-shell.fish

@@ -0,0 +1,45 @@
+function nix-shell
+	set -l _argv (string split ' ' -- $argv);
+
+	if contains -- '-q' $_argv; or contains -- '--query' $_argv
+		for pkg in (string split ' ' -- $FISH_NIX_PACKAGES)
+			echo $pkg
+		end
+		return 0;
+	end
+	
+	function package_flag -a arg
+		contains -- '-p' $arg
+		or contains -- '--packages' $arg
+	end
+
+	if not command -q nix-shell; or not package_flag $argv
+		command nix-shell --run fish $argv;
+		return $status;
+	end
+
+	set -l packages
+	set -l reading_packages 0
+	for arg in $_argv
+		if [ $reading_packages -ne 0 ]
+			if string match -r '^-'
+				set reading_packages 0
+			else
+				not contains -- $arg (string split ' ' -- $FISH_NIX_PACKAGES); 
+				and set packages $packages $arg
+			end
+		else
+			package_flag $arg; and set reading_packages 1
+		end
+	end
+
+	set -l prev_packages $FISH_NIX_PACKAGES;
+	set -x FISH_NIX_PACKAGES $prev_packages $packages;
+
+	command nix-shell --run fish $argv;
+	set -l nix_status $status;
+
+	set -x FISH_NIX_PACKAGES $prev_packages;
+
+	return $nix_status
+end

pkgs/fish/functions/nix-shell.fish.bckup

@@ -0,0 +1,12 @@
+function nix-shell
+	if not command -q nix-shell
+		command nix-shell;
+		return $status;
+	end
+
+	set -l _argv $argv
+	argparse -i 'p/packages=' -- $argv
+	or command nix-shell -- $_argv
+
+	set -x FISH_NIX_PACKAGES
+end

pkgs/fish/functions/round.fish

@@ -0,0 +1,18 @@
+function round
+	argparse -n 'round' -i 'p/precision=!_validate_int' -- $argv
+	or return 1;
+
+	set -l value (string trim -- $argv)
+	if [ -z $value ]
+		echoerr 'round: no input'
+		return 1
+	end
+
+	set -l precision 1
+    if set -q _flag_precision
+		set precision (math "10 ^ $_flag_precision")
+	end
+
+	set value (math "$value * $precision")
+	echo (math "round($value) / $precision")
+end