nix-config/home/zsh/default.nix

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{ config, pkgs, lib, ... }:
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let
cfg = config.my.home.zsh;
# Have a nice relative path for XDG_CONFIG_HOME, without leading `/`
relativeXdgConfig =
let
noHome = lib.removePrefix config.home.homeDirectory;
noSlash = lib.removePrefix "/";
in
noSlash (noHome config.xdg.configHome);
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in
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{
options.my.home.zsh = with lib; {
enable = my.mkDisableOption "zsh configuration";
launchTmux = mkEnableOption "auto launch tmux at shell start";
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};
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config = lib.mkIf cfg.enable {
home.packages = with pkgs; [
zsh-completions
];
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programs.zsh = {
enable = true;
dotDir = "${relativeXdgConfig}/zsh"; # Don't clutter $HOME
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enableCompletion = true;
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history = {
size = 500000;
save = 500000;
extended = true;
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expireDuplicatesFirst = true;
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ignoreSpace = true;
ignoreDups = true;
share = false;
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path = "${config.xdg.dataHome}/zsh/zsh_history";
};
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plugins = with pkgs; [
{
name = "fast-syntax-highlighting";
file = "share/zsh/site-functions/fast-syntax-highlighting.plugin.zsh";
src = pkgs.zsh-fast-syntax-highlighting;
}
{
name = "agkozak-zsh-prompt";
file = "share/zsh/site-functions/agkozak-zsh-prompt.plugin.zsh";
src = pkgs.agkozak-zsh-prompt;
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}
];
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# Modal editing is life, but CLI benefits from emacs gymnastics
defaultKeymap = "emacs";
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# Make those happen early to avoid doing double the work
initExtraFirst = ''
${
lib.optionalString cfg.launchTmux ''
# Launch tmux unless already inside one
if [ -z "$TMUX" ]; then
exec tmux new-session
fi
''
}
'';
initExtra = ''
source ${./completion-styles.zsh}
source ${./extra-mappings.zsh}
source ${./options.zsh}
# Source local configuration
if [ -f "$ZDOTDIR/zshrc.local" ]; then
source "$ZDOTDIR/zshrc.local"
fi
'';
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localVariables = {
# I like having the full path
AGKOZAK_PROMPT_DIRTRIM = 0;
# Because I *am* from EPITA
AGKOZAK_PROMPT_CHAR = [ "42sh$" "42sh#" ":" ];
# Easy on the eyes
AGKOZAK_COLORS_BRANCH_STATUS = "magenta";
# I don't like moving my eyes
AGKOZAK_LEFT_PROMPT_ONLY = 1;
};
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shellAliases = {
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# I like pretty colors
diff = "diff --color=auto";
grep = "grep --color=auto";
egrep = "egrep --color=auto";
fgrep = "fgrep --color=auto";
ls = "ls --color=auto";
# Well-known ls aliases
l = "ls -alh";
ll = "ls -l";
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};
# Enable VTE integration
enableVteIntegration = true;
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};
};
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}