js/debug.js

   1 // coding: utf-8
   2 // Copyright 2008 Grégory Burri
   3 //
   4 // This file is part of Euphorik.
   5 //
   6 // Euphorik is free software: you can redistribute it and/or modify
   7 // it under the terms of the GNU General Public License as published by
   8 // the Free Software Foundation, either version 3 of the License, or
   9 // (at your option) any later version.
  10 //
  11 // Euphorik is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License
  17 // along with Euphorik.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 /**
  20   * Affiche un objet quelconque sur la sortie du navigateur.
  21   */
  22 var dumpObj = function(obj, name)
  23 {
  24    if (typeof(dump) == "undefined")
  25       return
  26
  27    dump("---" + (name == undefined ? "" : " : " + name) + "\n")
  28    dump(obj2text(obj))
  29    dump("\n---\n")
  30 }
  31
  32 var obj2text = function(obj, curDepth)
  33 {
  34    if (curDepth == undefined)
  35       curDepth = 0;
  36
  37    var acc = ""
  38
  39    if (obj == undefined)
  40    {
  41       acc += "<undefined>"
  42    }
  43    else if (typeof(obj) == "string")
  44    {
  45       acc += "\"" + obj + "\""
  46    }
  47    else if (obj.length != undefined) // array
  48    {
  49       acc += "["
  50
  51       var i = 0
  52       for (; i < obj.length; i++)
  53       {
  54          if (i != 0) acc += ","
  55          acc += "\n" + indent(curDepth + 1, obj2text(obj[i], curDepth + 1))
  56       }
  57
  58       acc += (i == 0 ? "]" : "\n" + indent(curDepth, "]"))
  59    }
  60    else if (typeof(obj) == "object")
  61    {
  62       acc += "{"
  63       var i = 0
  64       for (prop in obj)
  65       {
  66          if (i != 0) acc += ","
  67          acc += "\n" + indent(curDepth + 1, prop + " : " + obj2text(obj[prop], curDepth + 1))
  68          i += 1
  69       }
  70       acc += "\n" + indent(curDepth, "}")
  71    }
  72    else if (typeof(obj) == "function")
  73    {
  74       acc += "<function>"
  75    }
  76    else // value
  77    {
  78       acc += obj
  79    }
  80
  81    return acc
  82 }
  83
  84 var indent = function(depth, text)
  85 {
  86    var indentText = ""
  87    for (var i = 0; i < depth * 3; i++)
  88       indentText += " "
  89    return indentText + text
  90 }