1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
|
;; geiser-eval.el -- sending scheme code for evaluation
;; Copyright (C) 2009 Jose Antonio Ortega Ruiz
;; Author: Jose Antonio Ortega Ruiz <jao@gnu.org>
;; Start date: Sat Feb 07, 2009 22:35
;; This file is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 3 of the License, or
;; (at your option) any later version.
;; This file is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;; Comentary:
;; Functions, building on top of geiser-connection, to evaluate scheme
;; code.
;;; Code:
(require 'geiser-connection)
(require 'geiser-syntax)
(require 'geiser-log)
(require 'geiser-base)
;;; Plug-able functions:
(make-variable-buffer-local
(defvar geiser-eval--get-module-function nil
"Function used to obtain the module for current buffer. It
takes an optional argument, for cases where we want to force its value."))
(defsubst geiser-eval--get-module (&optional module)
(and geiser-eval--get-module-function
(funcall geiser-eval--get-module-function module)))
(make-variable-buffer-local
(defvar geiser-eval--geiser-procedure-function nil
"Translate a bare procedure symbol to one executable in Guile's
context. Return NULL for unsupported ones; at the very least,
EVAL, COMPILE, LOAD-FILE and COMPILE-FILE should be supported."))
(defsubst geiser-eval--form (proc)
(funcall geiser-eval--geiser-procedure-function proc))
;;; Code formatting:
(defun geiser-eval--scheme-str (code)
(cond ((null code) "'()")
((eq code :f) "#f")
((eq code :t) "#t")
((listp code)
(cond ((eq (car code) :eval) (geiser-eval--eval (cdr code)))
((eq (car code) :comp) (geiser-eval--comp (cdr code)))
((eq (car code) :load-file)
(geiser-eval--load-file (cadr code)))
((eq (car code) :comp-file)
(geiser-eval--comp-file (cadr code)))
((eq (car code) :module) (geiser-eval--module (cadr code)))
((eq (car code) :ge) (geiser-eval--ge (cadr code)))
((eq (car code) :scm) (cadr code))
(t (concat "("
(mapconcat 'geiser-eval--scheme-str code " ") ")"))))
((symbolp code) (format "%s" code))
(t (format "%S" code))))
(defsubst geiser-eval--eval (code)
(geiser-eval--scheme-str
`(,(geiser-eval--form 'eval) (quote ,(nth 0 code))
(:module ,(nth 1 code)))))
(defsubst geiser-eval--comp (code)
(geiser-eval--scheme-str
`(,(geiser-eval--form 'compile)
(quote ,(nth 0 code)) (:module ,(nth 1 code)))))
(defsubst geiser-eval--load-file (file)
(geiser-eval--scheme-str `(,(geiser-eval--form 'load-file) ,file)))
(defsubst geiser-eval--comp-file (file)
(geiser-eval--scheme-str `(,(geiser-eval--form 'compile-file) ,file)))
(defsubst geiser-eval--module (code)
(geiser-eval--scheme-str
(cond ((or (null code) (eq code :t) (eq code :buffer))
(list 'quote (funcall geiser-eval--get-module-function)))
((or (eq code :repl) (eq code :f)) :f)
(t (list 'quote (funcall geiser-eval--get-module-function code))))))
(defsubst geiser-eval--ge (proc)
(geiser-eval--scheme-str (geiser-eval--form proc)))
;;; Code sending:
(defvar geiser-eval--default-proc-function nil)
(defsubst geiser-eval--proc ()
(and geiser-eval--default-proc-function
(funcall geiser-eval--default-proc-function)))
(defsubst geiser-eval--log (s)
(geiser-log--info "RETORT: %S" s)
s)
(defsubst geiser-eval--code-str (code)
(if (stringp code) code (geiser-eval--scheme-str code)))
(defvar geiser-eval--sync-retort nil)
(defun geiser-eval--set-sync-retort (s)
(setq geiser-eval--sync-retort (geiser-eval--log s)))
(defsubst geiser-eval--send (code cont &optional buffer)
(geiser-con--send-string (geiser-eval--proc)
(geiser-eval--code-str code)
`(lambda (s) (,cont (geiser-eval--log s)))
buffer))
(defun geiser-eval--send/wait (code &optional timeout buffer)
(setq geiser-eval--sync-retort nil)
(geiser-con--send-string/wait (geiser-eval--proc)
(geiser-eval--code-str code)
'geiser-eval--set-sync-retort
timeout
buffer)
geiser-eval--sync-retort)
(defsubst geiser-eval--send/result (code &optional timeout buffer)
(geiser-eval--retort-result (geiser-eval--send/wait code timeout buffer)))
;;; Retort parsing:
(defsubst geiser-eval--retort-p (ret)
(and (listp ret) (or (assoc 'error ret) (assoc 'result ret))))
(defun geiser-eval--retort-result (ret)
(let ((values (cdr (assoc 'result ret))))
(and (stringp (car values))
(ignore-errors (car (read-from-string (car values)))))))
(defun geiser-eval--retort-result-str (ret)
(let ((values (cdr (assoc 'result ret))))
(if values
(concat "=> " (mapconcat 'identity values "\n=> "))
"(No value)"))))
(defsubst geiser-eval--retort-output (ret) (cdr (assoc 'output ret)))
(defsubst geiser-eval--retort-error (ret) (cdr (assoc 'error ret)))
(defsubst geiser-eval--error-key (err) (cdr (assoc 'key err)))
(defsubst geiser-eval--error-subr (err) (cdr (assoc 'subr err)))
(defsubst geiser-eval--error-msg (err) (cdr (assoc 'msg err)))
(defsubst geiser-eval--error-rest (err) (cdr (assoc 'rest err)))
(defun geiser-eval--error-str (err)
(let* ((key (geiser-eval--error-key err))
(key-str (if key (format ": %s" key) ":"))
(subr (geiser-eval--error-subr err))
(subr-str (if subr (format " (%s):" subr) ""))
(msg (geiser-eval--error-msg err))
(msg-str (if msg (format "\n %s" msg) ""))
(rest (geiser-eval--error-rest err))
(rest-str (if rest (format "\n %s" rest) "")))
(format "Error%s%s%s%s" subr-str key-str msg-str rest-str)))
(provide 'geiser-eval)
;;; geiser-eval.el ends here
|
