-(in-package :parenscript)
-
-(defmacro with-new-compilation-environment ((var) &body body)
- `(let* ((,var (make-basic-compilation-environment))
- (*compilation-environment* ,var))
- ,@body))
-
-
-(defun translate-ast (compiled-expr
- &key
- (comp-env *compilation-environment*)
- (output-stream *standard-output*)
- (output-spec :javascript)
- (pretty-print t))
- "Translates a compiled Parenscript program (compiled with COMPILE-PAREN-FORM)
-to a Javascript string. Outputs to the stream OUTPUT-STREAM in the language given
-by OUTPUT-SPEC, pretty printing if PRETTY-PRINT is non-null.
-
-OUTPUT-SPEC must be :javascript at the moment."
- (declare (ignore pretty-print) (ignore comp-env))
- (when (not (eql :javascript output-spec))
- (error "Unsupported output-spec for translation: ~A" output-spec))
- (when (eql :javascript output-spec)
- (write-string (string-join
- (js-to-statement-strings compiled-expr 0)
- (string #\Newline))
- output-stream)))
-
-(defun compile-script (script-form
- &key
- (output-spec :javascript)
- (pretty-print t)
- (output-stream nil)
- (comp-env (make-basic-compilation-environment)))
- "Compiles the Parenscript form SCRIPT-FORM into the language specified by OUTPUT-SPEC.
-Non-null PRETTY-PRINT values result in a pretty-printed output code. If OUTPUT-STREAM
-is NIL, then the result is a string; otherwise code is output to the OUTPUT-STREAM stream.
-COMP-ENV is the compilation environment in which to compile the form.
-
-This is the main function used by Parenscript users to compile their code to Javascript (and
-potentially other languages)."
- (macrolet ((with-output-stream ((var) &body body)
- `(if (null output-stream)
- (with-output-to-string (,var)
- ,@body)
- (let ((,var output-stream))
- ,@body))))
- (with-output-stream (stream)
- (let ((*compilation-environment* comp-env))
- (translate-ast (compile-script-form script-form :comp-env comp-env)
- :comp-env comp-env
- :output-stream stream
- :output-spec output-spec
- :pretty-print pretty-print)))))
-
-;;; SEXPs -> Javascript string functionality
-(defmacro script (&body body)
- "A macro that returns a Javascript string of the supplied Parenscript forms."
- `(js* '(progn ,@body)))
-
-(defmacro script* (&body body)
- "Return the javascript string representing BODY.
-
-Body is evaluated."
- `(compile-script (progn ,@body)))
-
-;; DEPRECATED
-(defmacro js (&body body)
- "A macro that returns a javascript string of the supplied Parenscript forms."
- `(script ,@body))
-
-(defmacro js* (&body body)
- `(script* ,@body))
-
-(defun js-to-string (expr)
- "Given an AST node, compiles it to a Javascript string."
- (string-join
- (js-to-statement-strings (compile-script-form expr) 0)
- (string #\Newline)))
-
-(defun js-to-line (expr)
- "Given an AST node, compiles it to a Javascript string."
- (string-join
- (js-to-statement-strings (compile-script-form expr) 0) " "))
-
-(defun compile-parenscript-file-to-string (source-file
- &key
- (log-stream nil)
- (comment nil)
- (eval-forms-p nil))
- "Compile SOURCE-FILE (a parenscript file) to a javascript string. (in-package ...) forms
-behave as expected and all other forms are evaluated according to the value of
-EVAL-FORMS-P. If the result of the evaluation is not nil then it's compiled with
-js:js* and written to the output."
- (with-output-to-string (output)
- (with-open-file (input source-file :direction :input)
- (flet ((read-form ()
- (read input nil))
- (log-message (&rest args)
- (when log-stream
- (apply #'format log-stream args))))
- (let ((*package* *package*))
- (loop for form = (read-form)
- while form do
- (if (or (not (listp form))
- (not (eq (car form) 'cl:in-package)))
- (progn
- (log-message "Processing form:~%~S~%" form)
- (when comment
- (princ "/*" output)
- (print form output)
- (terpri output)
- (princ "*/" output)
- (terpri output))
- (when eval-forms-p
- (setf form (eval form)))
- (log-message "After evaluation:~%~S~%" form)
- (when form
- (let ((compiled (js:js* form)))
- (log-message "Compiled into:~%~A~%~%" compiled)
- (write-string compiled output)
- (terpri output)
- (terpri output))))
- (when (and (listp form)
- (eq (car form) 'cl:in-package))
- (log-message "Setting package to: ~S~%" (cadr form))
- (setf *package* (find-package (cadr form)))))))))))
-
-(defun compile-parenscript-file (source-file &rest args &key destination-file &allow-other-keys)
- "Compile SOURCE-FILE (a parenscript file) to a javascript file with
-compile-parenscript-file-to-string. When DESTINATION-FILE is omitted,
-then it will be named the same as SOURCE-FILE but with js extension."
- (setf args (copy-list args))
- (remf args :destination-file)
- (unless destination-file
- (setf destination-file (merge-pathnames (make-pathname :type "js")
- source-file)))
- (with-open-file (output destination-file :if-exists :supersede :direction :output)
- (write-string (apply #'compile-parenscript-file-to-string source-file args) output)))
+(in-package :parenscript)
+
+(defmacro ps (&body body)
+ "Given Parenscript forms (an implicit progn), compiles those forms
+to a JavaScript string at macro-expansion time."
+ `(concatenate 'string ,@(parenscript-print (compile-parenscript-form `(progn ,@body) :expecting :statement))))
+
+(defmacro ps-doc (&body body)
+ "Expands Parenscript forms in a clean environment."
+ (let ((*ps-gensym-counter* 0)
+ (*ps-special-variables* nil))
+ (macroexpand-1 `(ps ,@body))))
+
+(defun ps-doc* (ps-form)
+ (let ((*ps-gensym-counter* 0)
+ (*ps-special-variables* nil))
+ (ps1* ps-form)))
+
+(defun ps1* (ps-form)
+ (with-output-to-string (s)
+ (mapc (lambda (x)
+ (princ (if (stringp x)
+ x
+ (eval x))
+ s))
+ (parenscript-print (compile-parenscript-form ps-form :expecting :statement)))))
+
+(defun ps* (&rest body)
+ "Compiles BODY to a JavaScript string.
+Body is evaluated."
+ (ps1* `(progn ,@body)))
+
+(defvar *js-inline-string-delimiter* #\"
+ "Controls the string delimiter char used when compiling Parenscript in ps-inline.")
+
+(defun ps-inline* (form &optional (*js-string-delimiter* *js-inline-string-delimiter*))
+ (concatenate 'string "javascript:" (ps1* form)))
+
+(defmacro/ps ps-inline (form &optional (string-delimiter *js-inline-string-delimiter*))
+ `(concatenate 'string "javascript:"
+ ,@(let ((*js-string-delimiter* string-delimiter))
+ (parenscript-print (compile-parenscript-form form :expecting :statement)))))