doomemacs/core/core-cli.el
2021-03-12 17:55:41 -05:00

230 lines
8.3 KiB
EmacsLisp

;;; core/core-cli.el --- -*- lexical-binding: t; no-byte-compile: t; -*-
(defvar doom-auto-accept (getenv "YES")
"If non-nil, Doom will auto-accept any confirmation prompts during batch
commands like `doom-cli-packages-install', `doom-cli-packages-update' and
`doom-packages-autoremove'.")
(defvar doom-auto-discard (getenv "FORCE")
"If non-nil, discard all local changes while updating.")
(defvar doom-cli-file "cli"
"The basename of CLI config files for modules.
These are loaded when a Doom's CLI starts up. There users and modules can define
additional CLI commands, or reconfigure existing ones to better suit their
purpose.")
(defvar doom-cli-log-file (concat doom-local-dir "doom.log")
"Where to write the extended output to.")
(defvar doom-cli-log-error-file (concat doom-local-dir "doom.error.log")
"Where to write the last backtrace to.")
(defvar doom--cli-log-buffer (generate-new-buffer " *doom log*"))
(defvar doom--cli-log-error-buffer (generate-new-buffer " *doom error log*"))
(defvar doom--cli-commands (make-hash-table :test 'equal))
(defvar doom--cli-groups (make-hash-table :test 'equal))
(defvar doom--cli-group nil)
(define-error 'doom-cli-error "There was an unexpected error" 'doom-error)
(define-error 'doom-cli-command-not-found-error "Could not find that command" 'doom-cli-error)
(define-error 'doom-cli-wrong-number-of-arguments-error "Wrong number of CLI arguments" 'doom-cli-error)
(define-error 'doom-cli-unrecognized-option-error "Not a recognized option" 'doom-cli-error)
(define-error 'doom-cli-deprecated-error "Command is deprecated" 'doom-cli-error)
;;
;;; Bootstrap
(require 'seq)
(load! "autoload/process")
(load! "autoload/system")
(load! "autoload/plist")
(load! "autoload/files")
(load! "autoload/output")
(load! "cli/lib/debugger")
(load! "cli/lib/lib")
(load! "cli/lib/straight-hacks")
;; Use our own home-grown debugger so we can capture and store backtraces, make
;; them more presentable, and make it easier for users to produce better bug
;; reports!
(setq debugger #'doom-cli--debugger
debug-on-error t
debug-ignored-errors '(user-error))
;; Create all our core directories to quell file errors.
(mapc (doom-rpartial #'make-directory 'parents)
(list doom-local-dir
doom-etc-dir
doom-cache-dir))
;; Ensure straight and core packages are ready to go for CLI commands.
(require 'core-modules)
(require 'core-packages)
(doom-initialize-core-packages)
;; Don't generate superfluous files when writing temp buffers
(setq make-backup-files nil)
;; Stop user configuration from interfering with package management
(setq enable-dir-local-variables nil)
;;
;;; Entry point
(defcli! :doom
((help-p ["-h" "--help"] "Same as help command")
(auto-accept-p ["-y" "--yes"] "Auto-accept all confirmation prompts")
(debug-p ["-d" "--debug"] "Enables on verbose output")
(doomdir ["--doomdir" dir] "Use the private module at DIR (e.g. ~/.doom.d)")
(localdir ["--localdir" dir] "Use DIR as your local storage directory")
&optional command
&rest args)
"A command line interface for managing Doom Emacs.
Includes package management, diagnostics, unit tests, and byte-compilation.
This tool also makes it trivial to launch Emacs out of a different folder or
with a different private module.
Environment variables:
EMACSDIR Where to find the Doom Emacs repo (normally ~/.emacs.d)
DOOMDIR Where to find your private Doom config (normally ~/.doom.d)
DOOMLOCALDIR Where to store local files (normally ~/.emacs.d/.local)"
(condition-case e
(with-output-to! doom--cli-log-buffer
(catch 'exit
(when (and (not (getenv "__DOOMRESTART"))
(or doomdir
localdir
debug-p
auto-accept-p))
(when doomdir
(setenv "DOOMDIR" (file-name-as-directory doomdir))
(print! (info "DOOMDIR=%s") localdir))
(when localdir
(setenv "DOOMLOCALDIR" (file-name-as-directory localdir))
(print! (info "DOOMLOCALDIR=%s") localdir))
(when debug-p
(setenv "DEBUG" "1")
(print! (info "DEBUG=1")))
(when auto-accept-p
(setenv "YES" auto-accept-p)
(print! (info "Confirmations auto-accept enabled")))
(throw 'exit "__DOOMRESTART=1 $@"))
;; TODO Rotate logs out, instead of overwriting them?
(delete-file doom-cli-log-file)
(delete-file doom-cli-log-error-file)
(when help-p
(when command
(push command args))
(setq command "help"))
(if (null command)
(doom-cli-execute "help")
(let ((start-time (current-time)))
(run-hooks 'doom-cli-pre-hook)
(when (apply #'doom-cli-execute command args)
(run-hooks 'doom-cli-post-hook)
(print! (success "Finished in %s")
(let* ((duration (float-time (time-subtract (current-time) before-init-time)))
(hours (/ (truncate duration) 60 60))
(minutes (- (/ (truncate duration) 60) (* hours 60)))
(seconds (- duration (* hours 60 60) (* minutes 60))))
(string-join
(delq
nil (list (unless (zerop hours) (format "%dh" hours))
(unless (zerop minutes) (format "%dm" minutes))
(format (if (> duration 60) "%ds" "%.4fs")
seconds)))))))))))
;; TODO Not implemented yet
(doom-cli-command-not-found-error
(print! (error "Command 'doom %s' not recognized") (string-join (cdr e) " "))
(print! "\nDid you mean one of these commands?")
(apply #'doom-cli-execute "help" "--similar" (string-join (cdr e) " "))
5)
;; TODO Not implemented yet
(doom-cli-wrong-number-of-arguments-error
(cl-destructuring-bind (route opt arg n d) (cdr e)
(print! (error "doom %s: %S requires %d arguments, but %d given\n")
(mapconcat #'symbol-name route " ") arg n d)
(print-group!
(apply #'doom-cli-execute "help" (mapcar #'symbol-name route))))
6)
;; TODO Not implemented yet
(doom-cli-unrecognized-option-error
(let ((option (cadr e)))
(print! (error "Unrecognized option: %S") option)
(when (string-match "^--[^=]+=\\(.+\\)$" option)
(print! "The %S syntax isn't supported. Use '%s %s' instead."
option (car (split-string option "="))
(match-string 1 option))))
7)
;; TODO Not implemented yet
(doom-cli-deprecated-error
(cl-destructuring-bind (route . commands) (cdr e)
(print! (warn "The 'doom %s' command was removed and replaced with:\n")
(mapconcat #'symbol-name route " "))
(print-group!
(dolist (command commands)
(print! (info "%s") command))))
8)
(user-error
(print! (warn "%s") (cadr e))
9)))
;;
;;; CLI Commands
(load! "cli/help")
(load! "cli/install")
(load! "cli/sync")
(load! "cli/env")
(load! "cli/upgrade")
(load! "cli/packages")
(load! "cli/autoloads")
(defcligroup! "Diagnostics"
"For troubleshooting and diagnostics"
(load! "cli/doctor")
(load! "cli/debug")
;; Our tests are broken at the moment. Working on fixing them, but for now we
;; disable them:
;; (load! "cli/test")
)
(defcligroup! "Compilation"
"For compiling Doom and your config"
(load! "cli/byte-compile"))
(defcligroup! "Utilities"
"Conveniences for interacting with Doom externally"
(defcli! run (&rest args)
"Run Doom Emacs from bin/doom's parent directory.
All arguments are passed on to Emacs.
doom run
doom run -nw init.el
WARNING: this command exists for convenience and testing. Doom will suffer
additional overhead by being started this way. For the best performance, it is
best to run Doom out of ~/.emacs.d and ~/.doom.d."
(throw 'exit (cons invocation-name args))))
;;
;;; Bootstrap
(doom-log "Initializing Doom CLI")
(load! doom-module-init-file doom-private-dir t)
(maphash (doom-module-loader doom-cli-file) doom-modules)
(load! doom-cli-file doom-private-dir t)
(provide 'core-cli)
;;; core-cli.el ends here