code.delx.au - gnu-emacs-elpa/blob - packages/realgud/realgud/debugger/nodejs/init.el

   1 ;;; Copyright (C) 2014 Rocky Bernstein <rocky@gnu.org>
   2 ;;; Regular expressions for nodejs Javascript debugger.
   3
   4 (eval-when-compile (require 'cl))
   5
   6 (require 'load-relative)
   7 (require-relative-list '("../../common/regexp"
   8                          "../../common/loc"
   9                          "../../common/init")
  10                        "realgud-")
  11 (require-relative-list '("../../lang/posix-shell") "realgud-lang-")
  12
  13 (defvar realgud:nodejs-pat-hash)
  14 (declare-function make-realgud-loc-pat (realgud-loc))
  15
  16 (defvar realgud:nodejs-pat-hash (make-hash-table :test 'equal)
  17   "Hash key is the what kind of pattern we want to match:
  18 backtrace, prompt, etc.  The values of a hash entry is a
  19 realgud-loc-pat struct")
  20
  21 (defvar realgud:nodejs-term-escape "\e[[0-9]+[GKJ]"
  22   "Escape sequence regular expression pattern nodejs often puts in around prompts")
  23
  24 ;; Regular expression that describes a nodejs location generally shown
  25 ;; before a command prompt.
  26 ;; For example:
  27 ;;   break in /home/indutny/Code/git/indutny/myscript.js:1
  28 (setf (gethash "loc" realgud:nodejs-pat-hash)
  29       (make-realgud-loc-pat
  30        :regexp (format
  31                 "\\(?:%s\\)*break in \\([^:]+\\):\\([0-9]*\\)"
  32                 realgud:nodejs-term-escape)
  33        :file-group 1
  34        :line-group 2))
  35
  36 ;; Regular expression that describes a nodejs command prompt
  37 ;; For example:
  38 ;;   debug>
  39 (setf (gethash "prompt" realgud:nodejs-pat-hash)
  40       (make-realgud-loc-pat
  41        :regexp (format "^\\(?:%s\\)*debug> " realgud:nodejs-term-escape)
  42        ))
  43
  44 ;;  Regular expression that describes a "breakpoint set" line
  45 ;; * 4 var count = 0;
  46 (setf (gethash "brkpt-set" realgud:nodejs-pat-hash)
  47       (make-realgud-loc-pat
  48        :regexp "^[*] \\([0-9]+\\) "
  49        :line-group 1))
  50
  51 ;; Regular expression that describes a debugger "delete" (breakpoint) response.
  52 ;; For example:
  53 ;;   Removed 1 breakpoint(s).
  54 (setf (gethash "brkpt-del" realgud:nodejs-pat-hash)
  55       (make-realgud-loc-pat
  56        :regexp "^Removed \\([0-9]+\\) breakpoint(s).\n"
  57        :num 1))
  58
  59 ;; Regular expression that describes a debugger "backtrace" command line.
  60 ;; For example:
  61 ;; #0 module.js:380:17
  62 ;; #1 dbgtest.js:3:9
  63 ;; #2 Module._compile module.js:456:26
  64 ;; #3 Module._extensions..js module.js:474:10
  65 ;; #4 Module.load module.js:356:32
  66 ;; #5 Module._load module.js:312:12
  67 ;; #6 Module.runMain module.js:497:10
  68 ; ;#7 timers.js:110:15
  69
  70 ;; (setf (gethash "debugger-backtrace" realgud:nodejs-pat-hash)
  71 ;;       (make-realgud-loc-pat
  72 ;;        :regexp       (concat realgud-shell-frame-start-regexp
  73 ;;                      realgud-shell-frame-num-regexp "[ ]?"
  74 ;;                      "\\(.*\\)"
  75 ;;                      realgud-shell-frame-file-regexp
  76 ;;                      "\\(?:" realgud-shell-frame-line-regexp "\\)?"
  77 ;;                      )
  78 ;;        :num 2
  79 ;;        :file-group 4
  80 ;;        :line-group 5)
  81 ;;       )
  82
  83 ;; ;; Regular expression that for a termination message.
  84 ;; (setf (gethash "termination" realgud:nodejs-pat-hash)
  85 ;;        "^nodejs: That's all, folks...\n")
  86
  87 (setf (gethash "font-lock-keywords" realgud:nodejs-pat-hash)
  88       '(
  89         ;; The frame number and first type name, if present.
  90         ;; E.g. ->0 in file `/etc/init.d/apparmor' at line 35
  91         ;;      --^-
  92         ("^\\(->\\|##\\)\\([0-9]+\\) "
  93          (2 realgud-backtrace-number-face))
  94
  95         ;; File name.
  96         ;; E.g. ->0 in file `/etc/init.d/apparmor' at line 35
  97         ;;          ---------^^^^^^^^^^^^^^^^^^^^-
  98         ("[ \t]+\\(in\\|from\\) file `\\(.+\\)'"
  99          (2 realgud-file-name-face))
 100
 101         ;; File name.
 102         ;; E.g. ->0 in file `/etc/init.d/apparmor' at line 35
 103         ;;                                         --------^^
 104         ;; Line number.
 105         ("[ \t]+at line \\([0-9]+\\)$"
 106          (1 realgud-line-number-face))
 107         ))
 108
 109 (setf (gethash "nodejs" realgud-pat-hash) realgud:nodejs-pat-hash)
 110
 111 (defvar realgud:nodejs-command-hash (make-hash-table :test 'equal)
 112   "Hash key is command name like 'finish' and the value is
 113   the nodejs command to use, like 'out'")
 114
 115 (setf (gethash "nodejs" realgud-command-hash realgud:nodejs-command-hash))
 116
 117 (setf (gethash "backtrace"  realgud:nodejs-command-hash) "T")
 118 (setf (gethash "continue"   realgud:nodejs-command-hash) "cont")
 119 (setf (gethash "quit"       realgud:nodejs-command-hash) "quit")
 120 (setf (gethash "finish"     realgud:nodejs-command-hash) "out")
 121 (setf (gethash "shell"      realgud:nodejs-command-hash)  "repl")
 122 (setf (gethash "step"       realgud:nodejs-command-hash) "step")
 123 (setf (gethash "next"       realgud:nodejs-command-hash) "next")
 124
 125 (provide-me "realgud:nodejs-")