modules: add fn module to define functions
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4 changed files with 62 additions and 2 deletions
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@ -43,7 +43,7 @@ let
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'';
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};
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buffer = mkOption {
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type = with types; nullOr str;
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type = with types; nullOr attrs;
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default = null;
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description = ''
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The mapping will be effective in the current buffer only.
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@ -9,6 +9,7 @@
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./modules/filetype.nix
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./modules/input.nix
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./modules/plugin.nix
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./modules/fn.nix
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./modules/plugins/theme/catppuccin.nix
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./modules/plugins/style/neoformat.nix
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59
modules/fn.nix
Normal file
59
modules/fn.nix
Normal file
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@ -0,0 +1,59 @@
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{ lib, ... }:
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let
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fnOpts = { name, config, ... }: {
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options = with lib; {
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args = mkOption {
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type = with types; listOf str;
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default = [ ];
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};
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content = mkOption {
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type = with types; nullOr attrs;
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default = null;
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};
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settings = mkOption {
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type = types.functionTo (lib.types.submoduleWith {
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modules = [
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./vim/keymap.nix
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# ./vim/opts.nix
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];
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specialArgs = { inherit lib; };
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});
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default = { };
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};
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lambda = mkOption {
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type = types.attrs;
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readOnly = true;
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internal = true;
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};
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};
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config = {
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lambda = with lib.nix2lua;
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let
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fnArgs = builtins.listToAttrs (map (v: { name = v; value = raw v; }) config.args);
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innerCfg = config.settings fnArgs;
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in
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lambda config.args (lib.flatten [
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config.content
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(lib.flip map innerCfg.vim.keymap.set ({ mode, lhs, rhs, ... } @ vars:
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let
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buf = lib.optionalString (vars.buffer != null) vars.buffer.raw;
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m = if builtins.isList mode then lib.head mode else mode;
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in
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if innerCfg.vim.keymap._validate."${buf}"."${m}"."${lhs}" == rhs then vars.genConfig
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else abort "This case should never happen."
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))
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]);
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};
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};
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in
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{
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options.fn = with lib; mkOption {
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type = with types; attrsOf (submodule fnOpts);
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default = { };
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};
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}
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@ -30,7 +30,7 @@ let cfg = config.vim.keymap; in
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else m
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)));
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buf = lib.optionalString (buffer != null) buffer;
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buf = lib.optionalString (buffer != null) buffer.raw;
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in
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lib.foldl lib.recursiveUpdate { }
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(lib.flip map unwrappedModes (m: {
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