cmake-mode.el: Add help for variables/properties/complete. Factorize.
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Philipp Möller
Brad King
parent
7cc21e9ab8
commit
9d35f7c49a
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@ -291,31 +291,47 @@ optional argument topic will be appended to the argument list."
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(cmake-command-run "--help-command-list")
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)
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(defvar cmake-help-command-history nil "Topic read history.")
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(defvar cmake-help-commands '() "List of available topics for --help-command.")
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(defun cmake-command-list-as-list ()
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"Run cmake --help-command-list and return a list where each element is a cmake command."
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(let ((temp-buffer-name "*CMake Commands Temporary*"))
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(save-window-excursion
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(cmake-command-run "--help-command-list" nil temp-buffer-name)
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(with-current-buffer temp-buffer-name
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(cdr (split-string (buffer-substring-no-properties (point-min) (point-max)) "\n" t)))))
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(defvar cmake-commands '() "List of available topics for --help-command.")
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(defvar cmake-help-command-history nil "Command read history.")
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(defvar cmake-modules '() "List of available topics for --help-module.")
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(defvar cmake-help-module-history nil "Module read history.")
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(defvar cmake-variables '() "List of available topics for --help-variable.")
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(defvar cmake-help-variable-history nil "Variable read history.")
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(defvar cmake-properties '() "List of available topics for --help-property.")
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(defvar cmake-help-property-history nil "Property read history.")
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(defvar cmake-help-complete-history nil "Complete help read history.")
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(defvar cmake-string-to-list-symbol
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'(("command" cmake-commands cmake-help-command-history)
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("module" cmake-modules cmake-help-module-history)
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("variable" cmake-variables cmake-help-variable-history)
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("property" cmake-properties cmake-help-property-history)
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))
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(defun cmake-get-list (listname)
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"If the value of LISTVAR is nil, run cmake --help-LISTNAME-list
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and store the result as a list in LISTVAR."
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(let ((listvar (car (cdr (assoc listname cmake-string-to-list-symbol)))))
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(if (not (symbol-value listvar))
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(let ((temp-buffer-name "*CMake Temporary*"))
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(save-window-excursion
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(cmake-command-run (concat "--help-" listname "-list") nil temp-buffer-name)
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(with-current-buffer temp-buffer-name
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(set listvar (cdr (split-string (buffer-substring-no-properties (point-min) (point-max)) "\n" t))))))
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(symbol-value listvar)
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))
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)
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(require 'thingatpt)
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;;;###autoload
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(defun cmake-get-command ()
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"Gets the topic from the minibuffer input. The default is the word the cursor is on."
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(defun cmake-help-type (type)
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(let* ((default-entry (word-at-point))
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(history (car (cdr (cdr (assoc type cmake-string-to-list-symbol)))))
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(input (completing-read
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"CMake command: " ; prompt
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((lambda ()
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(if cmake-help-commands cmake-help-commands
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(setq cmake-help-commands (cmake-command-list-as-list))))) ; completions
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(format "CMake %s: " type) ; prompt
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(cmake-get-list type) ; completions
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nil ; predicate
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t ; require-match
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default-entry ; initial-input
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'cmake-help-command-history ; command history
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history
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)))
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(if (string= input "")
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(error "No argument given")
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@ -324,41 +340,59 @@ optional argument topic will be appended to the argument list."
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;;;###autoload
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(defun cmake-help-command ()
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"Prints out the help message corresponding to the command the cursor is on."
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"Prints out the help message for the command the cursor is on."
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(interactive)
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(cmake-command-run "--help-command" (downcase (cmake-get-command)) "*CMake Help*"))
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(cmake-command-run "--help-command" (cmake-help-type "command") "*CMake Help*"))
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(defvar cmake-help-module-history nil "Module read history.")
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(defvar cmake-help-modules '() "List of available topics for --help-module.")
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;;;###autoload
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(defun cmake-help-module ()
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"Prints out the help message for the module the cursor is on."
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(interactive)
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(cmake-command-run "--help-module" (cmake-help-type "module") "*CMake Help*"))
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(defun cmake-module-list ()
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(let ((temp-buffer-name "*CMake Modules Temporary*"))
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(save-window-excursion
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(cmake-command-run "--help-module-list" nil temp-buffer-name)
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(with-current-buffer temp-buffer-name
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(cdr (split-string (buffer-substring-no-properties (point-min) (point-max)) "\n" t)))))
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)
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;;;###autoload
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(defun cmake-help-variable ()
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"Prints out the help message for the variable the cursor is on."
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(interactive)
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(cmake-command-run "--help-variable" (cmake-help-type "variable") "*CMake Help*"))
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(defun cmake-get-module ()
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(let ((input (completing-read
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"CMake module: " ; prompt
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((lambda ()
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(if cmake-help-modules cmake-help-modules
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(setq cmake-help-modules (cmake-module-list))))) ; completions
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nil ; predicate
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t ; require-match
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nil ; initial-input
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'cmake-help-module-history ; module history
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)))
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;;;###autoload
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(defun cmake-help-property ()
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"Prints out the help message for the property the cursor is on."
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(interactive)
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(cmake-command-run "--help-property" (cmake-help-type "property") "*CMake Help*"))
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;;;###autoload
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(defun cmake-help ()
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"Queries for any of the four available help topics and prints out the approriate page."
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(interactive)
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(let* ((default-entry (word-at-point))
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(command-list (cmake-get-list "command"))
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(variable-list (cmake-get-list "variable"))
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(module-list (cmake-get-list "module"))
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(property-list (cmake-get-list "property"))
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(all-words (append command-list variable-list module-list property-list))
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(input (completing-read
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"CMake command/module/variable/property: " ; prompt
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all-words ; completions
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nil ; predicate
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t ; require-match
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default-entry ; initial-input
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'cmake-help-complete-history
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)))
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(if (string= input "")
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(error "No argument given")
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input)
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))
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(defun cmake-help-module ()
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"Prints out the help message corresponding to the given module."
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(interactive)
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(cmake-command-run "--help-module" (cmake-get-module) "*CMake Module Help*"))
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(if (member input command-list)
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(cmake-command-run "--help-command" input "*CMake Help*")
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(if (member input variable-list)
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(cmake-command-run "--help-variable" input "*CMake Help*")
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(if (member input module-list)
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(cmake-command-run "--help-module" input "*CMake Help*")
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(if (member input property-list)
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(cmake-command-run "--help-property" input "*CMake Help*")
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(error "Not a know help topic.") ; this really should not happen
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))))))
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)
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;;;###autoload
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(progn
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