Support Vim, Tmux, Emacs with Stow

After moving off of Meta, Dotfiles has a greater responsibility to
manage configs. Vim, Tmux, and Emacs are now within Stow's purview.

1 files changed, 289 insertions, 0 deletions

diff --git a/configs/shared/emacs/.emacs.d/elpa/nix-mode-20180822.214/nix.el b/configs/shared/emacs/.emacs.d/elpa/nix-mode-20180822.214/nix.el
new file mode 100644
index 000000000000..3261e075b4e7
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+++ b/configs/shared/emacs/.emacs.d/elpa/nix-mode-20180822.214/nix.el
@@ -0,0 +1,289 @@
+;;; nix.el -- run nix commands in Emacs -*- lexical-binding: t -*-
+
+;; Author: Matthew Bauer <mjbauer95@gmail.com>
+;; Homepage: https://github.com/NixOS/nix-mode
+;; Keywords: nix
+
+;; This file is NOT part of GNU Emacs.
+
+;;; Commentary:
+
+;; To use this just run:
+
+;; M-x RET nix-shell RET
+
+;; This will give you some
+
+;;; Code:
+
+(require 'pcomplete)
+
+(defgroup nix nil
+  "Nix-related customizations"
+  :group 'languages)
+
+(defcustom nix-executable (executable-find "nix")
+  "Nix executable location."
+  :group 'nix
+  :type 'string)
+
+(defcustom nix-build-executable (executable-find "nix-build")
+  "Nix-build executable location."
+  :group 'nix
+  :type 'string)
+
+(defcustom nix-instantiate-executable (executable-find "nix-instantiate")
+  "Nix executable location."
+  :group 'nix
+  :type 'string)
+
+(defcustom nix-store-executable (executable-find "nix-store")
+  "Nix executable location."
+  :group 'nix
+  :type 'string)
+
+(defcustom nix-shell-executable (executable-find "nix-shell")
+  "Location of ‘nix-shell’ executable."
+  :group 'nix
+  :type 'string)
+
+(defcustom nix-store-dir "/nix/store"
+  "Nix store directory."
+  :group 'nix
+  :type 'string)
+
+(defcustom nix-state-dir "/nix/var"
+  "Nix store directory."
+  :group 'nix
+  :type 'string)
+
+(defun nix-system ()
+  "Get the current system tuple."
+  (let ((stdout (generate-new-buffer "nix eval"))
+        result)
+    (call-process nix-executable nil (list stdout nil) nil
+		  "eval" "--raw" "(builtins.currentSystem)")
+    (with-current-buffer stdout (setq result (buffer-string)))
+    (kill-buffer stdout)
+    result))
+
+(defvar nix-commands
+  '("add-to-store"
+    "build"
+    "cat-nar"
+    "cat-store"
+    "copy"
+    "copy-sigs"
+    "dump-path"
+    "edit"
+    "eval"
+    "hash-file"
+    "hash-path"
+    "log"
+    "ls-nar"
+    "ls-store"
+    "optimise-store"
+    "path-info"
+    "ping-store"
+    "repl"
+    "run"
+    "search"
+    "show-config"
+    "show-derivation"
+    "sign-paths"
+    "to-base16"
+    "to-base32"
+    "to-base64"
+    "upgrade-nix"
+    "verify"
+    "why-depends"))
+
+(defvar nix-toplevel-options
+  '("-v"
+    "--verbose"
+    "-h"
+    "--help"
+    "--debug"
+    "--help-config"
+    "--option"
+    "--version"))
+
+(defvar nix-config-options
+  '("allowed-uris"
+    "allow-import-from-derivation"
+    "allow-new-priveleges"
+    "allowed-users"
+    "auto-optimise-store"
+    "builders"
+    "builders-use-substitutes"
+    "build-users-group"
+    "compress-build-log"
+    "connect-timeout"
+    "cores"
+    "extra-sandbox-paths"
+    "extra-substituters"
+    "fallback"
+    "fsync-metadata"
+    "hashed-mirrors"
+    "http-connections"
+    "keep-build-log"
+    "keep-derivations"
+    "keep-env-derivations"
+    "keep-outputs"
+    "max-build-log-size"
+    "max-jobs"
+    "max-silent-time"
+    "netrc-file"
+    "plugin-files"
+    "pre-build-hook"
+    "repeat"
+    "require-sigs"
+    "restrict-eval"
+    "sandbox"
+    "sandbox-dev-shm-size"
+    "sandbox-paths"
+    "secret-key-files"
+    "show-trace"
+    "substitute"
+    "substituters"
+    "system"
+    "timeout"
+    "trusted-public-keys"
+    "trusted-subtituters"
+    "trusted-users"))
+
+(defun nix--pcomplete-flags (options)
+  "Complete flags to the Nix command.
+OPTIONS a list of options to accept."
+  (while (pcomplete-match "^-" 0)
+    (pcomplete-here options)
+    (let ((last-arg (nth (1- pcomplete-index) pcomplete-args)))
+      (cond
+       ((string= "--option" last-arg)
+        (pcomplete-here nix-config-options)
+        (pcomplete-here))
+       ((or (string= "-f" last-arg) (string= "--file" last-arg))
+        (pcomplete-here (pcomplete-entries nil 'file-exists-p)))
+       ((or (string= "--arg" last-arg) (string= "--argstr" last-arg))
+        (pcomplete-here)
+        (pcomplete-here))
+       ((or (string= "-I" last-arg) (string= "--include" last-arg))
+        (pcomplete-here (pcomplete-entries nil 'file-exists-p)))
+       ((or (string= "-k" last-arg) (string= "--keep" last-arg))
+        (pcomplete-here))
+       ((or (string= "-u" last-arg) (string= "--unset" last-arg))
+        (pcomplete-here))
+       ((or (string= "-s" last-arg) (string= "--substituter" last-arg))
+        (pcomplete-here))))))
+
+;;;###autoload
+(defun pcomplete/nix ()
+  "Completion for the nix command."
+  (nix--pcomplete-flags nix-toplevel-options)
+  (pcomplete-here nix-commands)
+  (pcase (nth (1- pcomplete-index) pcomplete-args)
+    ("run"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr" "-c" "--command"
+                                     "-f" "--file" "-i" "-I" "--include"
+                                     "-k" "--keep" "-u" "--unset"))))
+    ("build"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr" "--dry-run"
+                                     "-f" "--file" "-I" "--include"
+                                     "--no-link" "-o" "--out-link"))))
+    ("add-to-store"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--dry-run" "-n" "--name"))))
+    ("copy"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--all" "--arg" "--argstr"
+                                     "-f" "--file" "--from"
+                                     "-I" "--include" "--no-check-sigs"
+                                     "--no-recursive" "-s" "--substitute"
+                                     "--to"))))
+    ("copy-sigs"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--all" "--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"
+                                     "-r" "--recursive" "-s" "--substituter"))))
+    ("dump-path"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"))))
+    ("edit"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"))))
+    ("eval"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"
+                                     "--json" "--raw"))))
+    ("hash-file"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--base16" "--base32"
+                                     "--base64" "--type"))))
+    ("hash-path"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--base16" "--base32"
+                                     "--base64" "--type"))))
+    ("log"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"
+                                     "--json" "--raw"))))
+    ("ls-nar"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("-d" "--directory"
+                                     "--json" "-l" "--long"
+                                     "-R" "--recursive"))))
+    ("ls-store"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("-d" "--directory"
+                                     "--json" "-l" "--long"
+                                     "-R" "--recursive"))))
+    ("repl"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr"
+                                     "-I" "--include"))))
+    ("search"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr"
+                                     "-f" "--file"
+                                     "-I" "--include"
+                                     "--json" "--no-cache"
+                                     "-u" "--update-cache"))))
+    ("show-config"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--json"))))
+    ("show-derivation"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--arg" "--argstr"
+                                     "-f" "--file"
+                                     "-I" "--include"
+                                     "-r" "--recursive"))))
+    ("sign-paths"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--all" "--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"
+                                     "-k" "--key-file" "-r" "--recursive"))))
+    ("upgrade-nix"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("-p" "--profile"))))
+    ("verify"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("--all" "--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"
+                                     "--no-contents" "--no-trust"
+                                     "-r" "--recursive" "-n" "--sigs-needed"
+                                     "-s" "--substuter"))))
+    ("why-depends"
+     (nix--pcomplete-flags
+      (append nix-toplevel-options '("-a" "--all" "--arg" "--argstr"
+                                     "-f" "--file" "-I" "--include"))))
+    (_ (nix--pcomplete-flags nix-toplevel-options)))
+  (pcomplete-here (pcomplete-entries)))
+
+(provide 'nix)
+;;; nix.el ends here