From 6a27a4058e34e186f685f1d6adf49fdb7c39e9e5 Mon Sep 17 00:00:00 2001
From: Jerry Jalava <jerry.jalava@gmail.com>
Date: Tue, 11 Dec 2007 20:00:28 +0200
Subject: [PATCH] Added pretty print helper

---
 js/ajatus.utils.js | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)

diff --git a/js/ajatus.utils.js b/js/ajatus.utils.js
index faff75e..6394e60 100644
--- a/js/ajatus.utils.js
+++ b/js/ajatus.utils.js
@@ -41,6 +41,87 @@
         
         return false;
     };
+
+    /**
+     * Renders pretty printed version from given value
+     * Original pretty_print function by Damien Katz <damien_katz@yahoo.com>
+     * Modified to work with Ajatus by Jerry Jalava <jerry.jalava@gmail.com>
+     * @param {Mixed} val Value to render
+     * @param {Number} indent Current indent level (Default: 4)
+     * @param {String} linesep Line break to be used (Default: "\n")
+     * @param {Number} depth Current line depth (Default: 1)
+     * @returns Pretty printed value
+     * @type String
+     */
+    $.ajatus.utils.pretty_print = function(val, indent, linesep, depth) {
+        var indent = typeof indent != 'undefined' ? indent : 4;
+        var linesep = typeof linesep != 'undefined' ? linesep : "\n";
+        var depth = typeof depth != 'undefined' ? depth : 1;
+        
+        var propsep = linesep.length ? "," + linesep : ", ";
+
+        var tab = [];
+
+        for (var i = 0; i < indent * depth; i++) {
+            tab.push("")
+        };
+        tab = tab.join(" ");
+
+        switch (typeof val) {
+            case "boolean":
+            case "number":
+            case "string":
+                return $.ajatus.converter.toJSON(val);
+            case "object":
+                if (val === null) {
+                    return "null"
+                }
+                if (val.constructor == Date) {
+                    return $.ajatus.converter.toJSON(val);
+                }
+
+                var buf = [];
+                if (val.constructor == Array) {
+                    buf.push("[");
+                    for (var index = 0; index < val.length; index++) {
+                        buf.push(index > 0 ? propsep : linesep);
+                        buf.push(
+                            tab, $.ajatus.utils.pretty_print(val[index], indent, linesep, depth + 1)
+                        );
+                    }
+                    
+                    if (index >= 0) {
+                        buf.push(linesep, tab.substr(indent))
+                    };
+                    
+                    buf.push("]");
+                } else {
+                    buf.push("{");
+                    var index = 0;
+                    for (var key in val) {
+                        if (!val.hasOwnProperty(key)) {
+                            continue
+                        };
+                        
+                        buf.push(index > 0 ? propsep : linesep);
+                        buf.push(
+                            tab, $.ajatus.converter.toJSON(key), ": ",
+                            $.ajatus.utils.pretty_print(val[key], indent, linesep, depth + 1)
+                        );
+                        index++;
+                    }
+                    
+                    if (index >= 0) {
+                        buf.push(linesep, tab.substr(indent))
+                    };
+                    
+                    buf.push("}");
+                }
+                
+                return buf.join("");
+            break;
+        }
+    };
     
     $.ajatus.utils.array = {
         has_match: function(needles, haystack) {
-- 
2.11.4.GIT