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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.programs.zsh;
zshVariables =
mapAttrsToList (n: v: ''${n}="${v}"'') cfg.variables;
fzfCompletion = "${pkgs.fzf.src}/shell/completion.zsh";
fzfGit = ./fzf-git.zsh;
fzfHistory = ./fzf-history.zsh;
shell = pkgs.runCommand pkgs.zsh.name
{ buildInputs = [ pkgs.makeWrapper ]; }
''
source $stdenv/setup
mkdir -p $out/bin
makeWrapper ${pkgs.zsh}/bin/zsh $out/bin/zsh
'';
in
{
options = {
programs.zsh.enable = mkOption {
type = types.bool;
default = false;
description = "Whether to configure zsh as an interactive shell.";
};
programs.zsh.variables = mkOption {
type = types.attrsOf (types.either types.str (types.listOf types.str));
default = {};
description = ''
A set of environment variables used in the global environment.
These variables will be set on shell initialisation.
The value of each variable can be either a string or a list of
strings. The latter is concatenated, interspersed with colon
characters.
'';
apply = mapAttrs (n: v: if isList v then concatStringsSep ":" v else v);
};
programs.zsh.shellInit = mkOption {
type = types.lines;
default = "";
description = "Shell script code called during zsh shell initialisation.";
};
programs.zsh.loginShellInit = mkOption {
type = types.lines;
default = "";
description = "Shell script code called during zsh login shell initialisation.";
};
programs.zsh.interactiveShellInit = mkOption {
type = types.lines;
default = "";
description = "Shell script code called during interactive zsh shell initialisation.";
};
programs.zsh.promptInit = mkOption {
type = types.lines;
default = "autoload -U promptinit && promptinit && prompt walters";
description = "Shell script code used to initialise the zsh prompt.";
};
programs.zsh.enableCompletion = mkOption {
type = types.bool;
default = true;
description = "Enable zsh completion for all interactive zsh shells.";
};
programs.zsh.enableBashCompletion = mkOption {
type = types.bool;
default = true;
description = "Enable bash completion for all interactive zsh shells.";
};
programs.zsh.enableFzfCompletion = mkOption {
type = types.bool;
default = false;
description = "Enable fzf completion.";
};
programs.zsh.enableFzfGit = mkOption {
type = types.bool;
default = false;
description = "Enable fzf keybindings for C-g git browsing.";
};
programs.zsh.enableFzfHistory = mkOption {
type = types.bool;
default = false;
description = "Enable fzf keybinding for Ctrl-r history search.";
};
programs.zsh.enableSyntaxHighlighting = mkOption {
type = types.bool;
default = false;
description = "Enable zsh-syntax-highlighting.";
};
};
config = mkIf cfg.enable {
environment.systemPackages =
[ # Include zsh package
pkgs.zsh
] ++ optional cfg.enableCompletion pkgs.nix-zsh-completions
++ optional cfg.enableSyntaxHighlighting pkgs.zsh-syntax-highlighting;
environment.pathsToLink = [ "/share/zsh" ];
environment.loginShell = mkDefault "${shell}/bin/zsh -l";
environment.variables.SHELL = mkDefault "${shell}/bin/zsh";
environment.etc."zshenv".text = ''
# /etc/zshenv: DO NOT EDIT -- this file has been generated automatically.
# This file is read for all shells.
# Only execute this file once per shell.
# But don't clobber the environment of interactive non-login children!
if [ -n "$__ETC_ZSHENV_SOURCED" ]; then return; fi
export __ETC_ZSHENV_SOURCED=1
${cfg.shellInit}
# Read system-wide modifications.
if test -f /etc/zshenv.local; then
source /etc/zshenv.local
fi
'';
environment.etc."zprofile".text = ''
# /etc/zprofile: DO NOT EDIT -- this file has been generated automatically.
# This file is read for login shells.
# Only execute this file once per shell.
if [ -n "$__ETC_ZPROFILE_SOURCED" ]; then return; fi
__ETC_ZPROFILE_SOURCED=1
${concatStringsSep "\n" zshVariables}
${cfg.loginShellInit}
# Read system-wide modifications.
if test -f /etc/zprofile.local; then
source /etc/zprofile.local
fi
'';
environment.etc."zshrc".text = ''
# /etc/zshrc: DO NOT EDIT -- this file has been generated automatically.
# This file is read for interactive shells.
bindkey -e
${optionalString cfg.enableFzfCompletion "source ${fzfCompletion}"}
${optionalString cfg.enableFzfGit "source ${fzfGit}"}
${optionalString cfg.enableFzfHistory "source ${fzfHistory}"}
# Only execute this file once per shell.
if [ -n "$__ETC_ZSHRC_SOURCED" -o -n "$NOSYSZSHRC" ]; then return; fi
__ETC_ZSHRC_SOURCED=1
# history defaults
SAVEHIST=2000
HISTSIZE=2000
HISTFILE=$HOME/.zsh_history
setopt HIST_IGNORE_DUPS SHARE_HISTORY HIST_FCNTL_LOCK
export PATH=${config.environment.systemPath}''${PATH:+:$PATH}
${config.system.build.setEnvironment}
${config.system.build.setAliases}
${config.environment.extraInit}
${config.environment.interactiveShellInit}
${cfg.interactiveShellInit}
${cfg.promptInit}
# Tell zsh how to find installed completions
for p in ''${(z)NIX_PROFILES}; do
fpath+=($p/share/zsh/site-functions $p/share/zsh/$ZSH_VERSION/functions)
done
${optionalString cfg.enableCompletion "autoload -U compinit && compinit"}
${optionalString cfg.enableBashCompletion "autoload -U bashcompinit && bashcompinit"}
${optionalString cfg.enableSyntaxHighlighting
"source ${pkgs.zsh-syntax-highlighting}/share/zsh-syntax-highlighting/zsh-syntax-highlighting.zsh"
}
# Read system-wide modifications.
if test -f /etc/zshrc.local; then
source /etc/zshrc.local
fi
'';
};
}
|
