From: Frank Duncan Date: Sun, 12 Jul 2015 16:57:45 +0000 (-0500) Subject: Check for indent level in forms X-Git-Tag: 0.1~6 X-Git-Url: https://code.consxy.com/gitweb/?a=commitdiff_plain;h=4ce7dfc301ff2317fe5591a9c23f17e8ac7b7367;p=wolf Check for indent level in forms --- diff --git a/resources/invalidindent1.lisp b/resources/invalidindent1.lisp new file mode 100644 index 0000000..2c2a8f2 --- /dev/null +++ b/resources/invalidindent1.lisp @@ -0,0 +1,14 @@ +(in-package #:nothing) + +(defun small-guy (a b) (+ a b)) +(defun small-guy-2 (a b) (+ a b)) + +(defun hello-world (a b c) + (progn + (let + ((x y) + (z 9)) + (with-open-file (str "increasinglylongfilenamesfailme.dat" :direction :input :if-does-not-exist :create) + (when + (read-line str) + (format t "This file had some things in int, yay!~%"))))) diff --git a/resources/invalidindent2.lisp b/resources/invalidindent2.lisp new file mode 100644 index 0000000..83d92dc --- /dev/null +++ b/resources/invalidindent2.lisp @@ -0,0 +1,16 @@ +(in-package #:nothing) + +(defun small-guy (a b) (+ a b)) +(defun small-guy-2 (a b) (+ a b)) + +(defun hello-world (a b c) + (progn + (let + ((x + y) + (z + 9)) + (with-open-file (str "increasinglylongfilenamesfailme.dat" :direction :input :if-does-not-exist :create) + (when + (read-line str) + (format t "This file had some things in int, yay!~%"))))) diff --git a/resources/toplevelindented.lisp b/resources/toplevelindented.lisp new file mode 100644 index 0000000..b7aefa4 --- /dev/null +++ b/resources/toplevelindented.lisp @@ -0,0 +1,14 @@ +(in-package #:nothing) + +(defun small-guy (a b) (+ a b)) + (defun small-guy-2 (a b) (+ a b)) + +(defun hello-world (a b c) + (progn + (let + ((x y) + (z 9)) + (with-open-file (str "increasinglylongfilenamesfailme.dat" :direction :input :if-does-not-exist :create) + (when + (read-line str) + (format t "This file had some things in int, yay!~%"))))) diff --git a/src/main/checker.lisp b/src/main/checker.lisp index 02a3d2d..2513812 100644 --- a/src/main/checker.lisp +++ b/src/main/checker.lisp @@ -1,7 +1,7 @@ (in-package #:style-checker) ; Rules -; - Elements on new line in each form must be indented the same amount +; * Elements on new line in each form must be indented the same amount ; * No space/newline after open parens ; * No form longer than 50 lines ; * Top level multiline forms must be separated by exactly one space @@ -17,6 +17,10 @@ ; * Only one in-package per file ; * No hanging close parens ; +; Exceptions +; - comments +; - multiline strings + ; Some thoughts ; - form starting reader macros will have to be hand added to this code ; - exceptions will eventually arise, and the rule file will have to be changed @@ -41,7 +45,7 @@ :beginning-of-line-with-separator ; empty space in there :beginning-of-symbols :beginning-of-symbols-with-separator - :first-symbol-of-form ; After an open parens + :first-symbol ; first symbol of form/line :all ; matches everything ))) @@ -84,7 +88,8 @@ (when (not evaluator) (error (make-condition 'check-failure :msg (format nil "Can't check in state ~S: ~S..." *state* (subseq text 0 (min (length text) 10))) :line-no *line-no* :col-no *col-no*))) (let ((problem (funcall (third evaluator)))) - (when problem (error (make-condition 'check-failure :msg problem :line-no *line-no* :col-no *col-no*))) + (when problem + (error (make-condition 'check-failure :msg problem :line-no *line-no* :col-no *col-no*))) (let ((length-of-match (funcall (cadr evaluator) text))) (incf *col-no* length-of-match) @@ -114,18 +119,30 @@ ; These are in reverse order (progn (setf *evaluators* nil) + (defevaluator :normal "\\(" + (lambda () + (push (list *line-no* *col-no*) *form-stack*) + (set-state :first-symbol))) + (defevaluator :first-symbol "\\(" + (lambda () + (cond + ((and (not *form-stack*) (not (zerop *col-no*))) "Top level forms must begin on first column") + ((and *form-stack* (/= (1+ (cadr (car *form-stack*))) *col-no*)) + "All form elements must be indented equally") + (t + (push (list *line-no* *col-no*) *form-stack*) + (set-state :first-symbol))))) (defevaluator :all "\\t" (constantly "Must not use tabs")) (defevaluator :begin "\\(in-package[^\\)]*\\)" (lambda () (set-state :normal))) (defevaluator :beginning-of-line-with-separator :eof (constantly "Must not end with empty line")) (defevaluator :beginning-of-line-with-separator "\\n" (constantly "Must not have two empty lines in a row")) (defevaluator :begin ".*" (constantly "Must begin with in-package form")) - (defevaluator :normal "\\( *in-package " (constantly "Only one in-package per file")) + (defevaluator :all "\\( *in-package " (constantly "Only one in-package per file")) (defevaluator :normal "\\n" (lambda () - (set-state :beginning-of-line) (incf *line-no*) (setf *col-no* -1) - nil)) + (set-state :beginning-of-line))) (defevaluator :normal " +\\n" (constantly "No whitespace at end of line")) (defevaluator :beginning-of-line " *" (lambda () (set-state :beginning-of-symbols))) (defevaluator :beginning-of-line-with-separator " *" (lambda () (set-state :beginning-of-symbols-with-separator))) @@ -134,7 +151,10 @@ (if (< 0 *col-no*) "No whitespace only lines" - (set-state :beginning-of-line-with-separator)))) + (progn + (incf *line-no*) + (setf *col-no* -1) + (set-state :beginning-of-line-with-separator))))) (defevaluator :beginning-of-symbols "\\)" (constantly "No hanging close parens")) (defevaluator :beginning-of-symbols-with-separator "\\)" (constantly "No hanging close parens")) (defevaluator :beginning-of-symbols "" @@ -142,16 +162,10 @@ (if (and (not *form-stack*) (not *form-ended-on-same-line*)) "Multiline top level forms must be separated by a space" - (set-state :normal)))) + (set-state :first-symbol)))) (defevaluator :beginning-of-symbols-with-separator "" (lambda () - (set-state :normal))) - (defevaluator :normal "\\(" - (lambda () - (push - (list *line-no* *col-no*) - *form-stack*) - (set-state :first-symbol-of-form))) + (set-state :first-symbol))) (defevaluator :normal "\\)" (lambda () (let @@ -161,7 +175,13 @@ ((< 50 (- *line-no* (car form))) "Forms can't be over 50 lines long") (t (setf *form-ended-on-same-line* (= *line-no* (car form))) nil))))) (defevaluator :normal "::" (constantly "No internal symbols from other packages")) - (defevaluator :first-symbol-of-form "\\n" (constantly "No new line after opening form")) - (defevaluator :first-symbol-of-form " " (constantly "No space after opening parens")) - (defevaluator :first-symbol-of-form "" (lambda () (set-state :normal))) + (defevaluator :first-symbol "\\n" (constantly "No new line after opening form")) + (defevaluator :first-symbol " " (constantly "No space after opening parens")) + (defevaluator :first-symbol "" + (lambda () + ;(format t "HMMM: ~A ~A ~A~%" *form-stack* *line-no* *col-no*) + (cond + ((and *form-stack* (/= (1+ (cadr (car *form-stack*))) *col-no*)) + "All form elements must be indented equally") + (t (set-state :normal))))) (defevaluator :normal "." (constantly nil)))