42 lines
1.3 KiB
Nix
42 lines
1.3 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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mkIf (elem "emacs::rust" config.machine.pkgs) {
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programs.emacs.init.usePackage.rust-mode = {
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enable = true;
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hook = [ ''(rust-mode . (lambda () (cargo-minor-mode)))'' ]
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++ (if (elem "emacs::lsp" config.machine.pkgs)
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then [''(rust-mode . (lambda () (lsp)))'']
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else [''(rust-mode . (lambda () (racer-mode)))'']);
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mode = [ ''("\\.rs\\'" . rust-mode)'' ];
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command = [ "rust-mode" ];
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bindLocal = optionalAttrs (elem "emacs::company" config.machine.pkgs) { rust-mode-map = {
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"<tab>" = "company-indent-or-complete-common";
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};};
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config = ''
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(setq rust-rustfmt-bin "${pkgs.rustfmt}/bin/rustfmt")
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(setq rust-format-on-save t)
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'';
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};
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programs.emacs.init.usePackage.cargo = {
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enable = true;
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defer = true;
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};
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programs.emacs.init.usePackage.racer = {
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enable = true;
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defer = true;
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hook = [
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''(racer-mode . (lambda () (eldoc-mode)))''
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] ++ optional (elem "emacs::company" config.machine.pkgs) ''(racer-mode . (lambda () (company-mode)))'';
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config = ''
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(setq racer-rust-src-path (concat (getenv "HOME")
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"/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/src/"))
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(setq racer-cmd "${pkgs.rustracer}/bin/racer")
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'';
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};
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}
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