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      1 /*
      2  * Copyright (C) 2010 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 WebInspector.applyFormatters = function(value)
     32 {
     33     var formatter;
     34     var type = typeof value;
     35     var args;
     36 
     37     switch (type) {
     38         case "string":
     39         case "boolean":
     40         case "number":
     41             formatter = WebInspector.AuditFormatters.text;
     42             args = [ value.toString() ];
     43             break;
     44 
     45         case "object":
     46             if (value instanceof Array) {
     47                 formatter = WebInspector.AuditFormatters.concat;
     48                 args = value;
     49             } else if (value.type && value.arguments) {
     50                 formatter = WebInspector.AuditFormatters[value.type];
     51                 args = value.arguments;
     52             }
     53     }
     54     if (!formatter)
     55         throw "Invalid value or formatter: " + type + JSON.stringify(value);
     56 
     57     return formatter.apply(null, args);
     58 }
     59 
     60 WebInspector.AuditFormatters = {
     61     text: function(text)
     62     {
     63         return document.createTextNode(text);
     64     },
     65 
     66     snippet: function(snippetText)
     67     {
     68         var div = document.createElement("div");
     69         div.textContent = snippetText;
     70         div.className = "source-code";
     71         return div;
     72     },
     73 
     74     concat: function()
     75     {
     76         var parent = document.createElement("span");
     77         for (var arg = 0; arg < arguments.length; ++arg)
     78             parent.appendChild(WebInspector.applyFormatters(arguments[arg]));
     79         return parent;
     80     },
     81 
     82     url: function(url, displayText, allowExternalNavigation)
     83     {
     84         var a = document.createElement("a");
     85         a.href = url;
     86         a.title = url;
     87         a.textContent = displayText || url;
     88         if (allowExternalNavigation)
     89             a.target = "_blank";
     90         return a;
     91     }
     92 };
     93