cloudhead · jorisroling · Mar 14, 2011 · Apr 14, 2011 · May 3, 2011 · May 6, 2011
diff --git a/README.md b/README.md
@@ -43,18 +43,19 @@ customization
 -------------
 
 These are the default styles and settings used by _eyes_.
+
     styles: {                 // Styles applied to stdout
         all:     'cyan',      // Overall style applied to everything
         label:   'underline', // Inspection labels, like 'array' in `array: [1, 2, 3]`
         other:   'inverted',  // Objects which don't have a literal representation, such as functions
         key:     'bold',      // The keys in object literals, like 'a' in `{a: 1}`
-
         special: 'grey',      // null, undefined...
         string:  'green',
         number:  'magenta',
         bool:    'blue',      // true false
         regexp:  'green',     // /\d+/
     },
+
     pretty: true,             // Indent object literals
     hideFunctions: false,     // Don't output functions at all
     stream: process.stdout,   // Stream to write to, or null

diff --git a/lib/eyes.js b/lib/eyes.js
@@ -27,29 +27,42 @@ eyes.defaults = {
         regexp:  'green',     // /\d+/
     },
     pretty: true,             // Indent object literals
+    indent: 4,
     hideFunctions: false,
-    stream: process.stdout,
-    maxLength: 2048           // Truncate output if longer
+    showHidden: false,
+    sortKeys: false,
+    stream: process && process.stdout,
+    maxLength: 2048,           // Truncate output if longer
+    colors: true,
+    html: false,
+	json: false,
+	escape: true,
+	functions: false
 };
 
 // Return a curried inspect() function, with the `options` argument filled in.
 eyes.inspector = function (options) {
     var that = this;
     return function (obj, label, opts) {
-        return that.inspect.call(that, obj, label,
-            merge(options || {}, opts || {}));
+        var myopts=merge(options || {}, opts || {});
+        var result=that.inspect.call(that, obj, label, myopts);
+        if (myopts.html && !myopts.stream) {
+            return '<pre class="eyes" style="padding:8px;background-color: black;'+((myopts && myopts.styles && myopts.styles.all)?('color:'+myopts.styles.all+';'):'')+'">'+result+'</pre>';
+        } else {
+            return result;
+        }
     };
 };
 
 // If we have a `stream` defined, use it to print a styled string,
 // if not, we just return the stringified object.
 eyes.inspect = function (obj, label, options) {
     options = merge(this.defaults, options || {});
-
+    stack = [];
     if (options.stream) {
         return this.print(stringify(obj, options), label, options);
     } else {
-        return stringify(obj, options) + (options.styles ? '\033[39m' : '');
+        return stringify(obj, options) + (options.styles ? (options.html?'':(options.colors?'\033[39m':'')) : '');
     }
 };
 
@@ -61,41 +74,63 @@ eyes.inspect = function (obj, label, options) {
 // versus a printable character (`c`). So we resort to counting the
 // length manually.
 eyes.print = function (str, label, options) {
-    for (var c = 0, i = 0; i < str.length; i++) {
-        if (str.charAt(i) === '\033') { i += 4 } // `4` because '\033[25m'.length + 1 == 5
-        else if (c === options.maxLength) {
-           str = str.slice(0, i - 1) + '…';
-           break;
-        } else { c++ }
+    if (!this.html) {
+        for (var c = 0, i = 0; i < str.length; i++) {
+            if (str.charAt(i) === '\033') { i += 4 } // `4` because '\033[25m'.length + 1 == 5
+            else if (c === options.maxLength) {
+               str = str.slice(0, i - 1) + '…';
+               break;
+            } else { c++ }
+        }
     }
     return options.stream.write.call(options.stream, (label ?
-        this.stylize(label, options.styles.label, options.styles) + ': ' : '') +
-        this.stylize(str,   options.styles.all, options.styles) + '\033[0m' + "\n");
+        this.stylize(label, options.styles.label, options) + ': ' : '') +
+        this.stylize(str,   options.styles.all, options) + (this.html?'':(options.colors?'\033[0m':'')) + "\n");
 };
 
 // Apply a style to a string, eventually,
 // I'd like this to support passing multiple
 // styles.
-eyes.stylize = function (str, style, styles) {
-    var codes = {
-        'bold'      : [1,  22],
-        'underline' : [4,  24],
-        'inverse'   : [7,  27],
-        'cyan'      : [36, 39],
-        'magenta'   : [35, 39],
-        'blue'      : [34, 39],
-        'yellow'    : [33, 39],
-        'green'     : [32, 39],
-        'red'       : [31, 39],
-        'grey'      : [90, 39]
-    }, endCode;
-
-    if (style && codes[style]) {
-        endCode = (codes[style][1] === 39 && styles.all) ? codes[styles.all][0]
-                                                         : codes[style][1];
-        return '\033[' + codes[style][0] + 'm' + str +
-               '\033[' + endCode + 'm';
-    } else { return str }
+eyes.stylize = function (str, style, options) {
+    if (options.colors) {
+        if (options.html) {
+            var codes = {
+                'bold'      : 'font-weight:bold',
+                'underline' : 'text-decoration: underline',
+            };
+            if (style) {
+                if (codes[style]) {
+                    return '<span style="'+style+'">'+str+'</span>';
+                } else {
+                    return '<span style="color:'+style+'">'+str+'</span>';
+                }
+            } else { 
+                return str;
+            }
+        } else {
+            var codes = {
+                'bold'      : [1,  22],
+                'underline' : [4,  24],
+                'inverse'   : [7,  27],
+                'cyan'      : [36, 39],
+                'magenta'   : [35, 39],
+                'blue'      : [34, 39],
+                'yellow'    : [33, 39],
+                'green'     : [32, 39],
+                'red'       : [31, 39],
+                'grey'      : [90, 39]
+            }, endCode;
+
+            if (style && codes[style]) {
+                endCode = (codes[style][1] === 39 && options.styles.all) ? codes[options.styles.all][0]
+                                                                 : codes[style][1];
+                return '\033[' + codes[style][0] + 'm' + str +
+                       '\033[' + endCode + 'm';
+            } else { return str }
+        }
+    } else {
+        return str;
+    }
 };
 
 // Convert any object to a string, ready for output.
@@ -104,7 +139,7 @@ eyes.stylize = function (str, style, styles) {
 // stringify().
 function stringify(obj, options) {
     var that = this, stylize = function (str, style) {
-        return eyes.stylize(str, options.styles[style], options.styles)
+        return eyes.stylize(str, options.styles[style], options)
     }, index, result;
 
     if ((index = stack.indexOf(obj)) !== -1) {
@@ -114,16 +149,16 @@ function stringify(obj, options) {
 
     result = (function (obj) {
         switch (typeOf(obj)) {
-            case "string"   : obj = stringifyString(obj.indexOf("'") === -1 ? "'" + obj + "'"
-                                                                            : '"' + obj + '"');
+	
+            case "string"   : obj = stringifyString((obj.indexOf("'") === -1 && !options.json)? ("'" + obj.replace(/'/g,"\\'") + "'") : ('"' + obj.replace(/"/g,'\\"') + '"'),options);
                               return stylize(obj, 'string');
             case "regexp"   : return stylize('/' + obj.source + '/', 'regexp');
             case "number"   : return stylize(obj + '',    'number');
-            case "function" : return options.stream ? stylize("Function", 'other') : '[Function]';
+            case "function" : return options.stream ? stylize(options.functions?obj.toString():"Function", 'other') : '[Function]';
             case "null"     : return stylize("null",      'special');
             case "undefined": return stylize("undefined", 'special');
             case "boolean"  : return stylize(obj + '',    'bool');
-            case "date"     : return stylize(obj.toUTCString());
+            case "date"     : return stylize(obj.toUTCString(),'date');
             case "array"    : return stringifyArray(obj,  options, stack.length);
             case "object"   : return stringifyObject(obj, options, stack.length);
         }
@@ -133,13 +168,73 @@ function stringify(obj, options) {
     return result;
 };
 
+function htmlspecialchars (string, quote_style, charset, double_encode) {
+    var optTemp = 0,
+        i = 0,
+        noquotes = false;
+    if (typeof quote_style === 'undefined' || quote_style === null) {
+        quote_style = 2;
+    }
+    string = string.toString();
+    if (double_encode !== false) { 
+        string = string.replace(/&/g, '&amp;');
+    }
+    string = string.replace(/</g, '&lt;').replace(/>/g, '&gt;');
+//	console.log(string);
+    var OPTS = {
+        'ENT_NOQUOTES': 0,
+        'ENT_HTML_QUOTE_SINGLE': 1,
+        'ENT_HTML_QUOTE_DOUBLE': 2,
+        'ENT_COMPAT': 2,
+        'ENT_QUOTES': 3,
+        'ENT_IGNORE': 4
+    };
+    if (quote_style === 0) {
+        noquotes = true;
+    }
+    if (typeof quote_style !== 'number') { 
+        quote_style = [].concat(quote_style);
+        for (var i = 0; i < quote_style.length; i++) {
+            if (OPTS[quote_style[i]] === 0) {
+                noquotes = true;
+            }
+            else if (OPTS[quote_style[i]]) {
+                optTemp = optTemp | OPTS[quote_style[i]];
+            }
+        }
+        quote_style = optTemp;
+    }
+    if (quote_style & OPTS.ENT_HTML_QUOTE_SINGLE) {
+        string = string.replace(/'/g, '&#039;');
+    }
+    if (!noquotes) {
+        string = string.replace(/"/g, '&quot;');
+    }
+    return string;
+}
+
 // Escape invisible characters in a string
 function stringifyString (str, options) {
-    return str.replace(/\\/g, '\\\\')
-              .replace(/\n/g, '\\n')
-              .replace(/[\u0001-\u001F]/g, function (match) {
-                  return '\\0' + match[0].charCodeAt(0).toString(8);
-              });
+	var result;
+	if (options.escape) {
+	    result=str.replace(/\n/g, '\\n').replace(/\t/g, '\\t').replace(/[\u0001-\u001F]/g, function (match) {
+	        return '\\0' + match[0].charCodeAt(0).toString(8);
+	    });
+		if (options.html) {
+			result=htmlspecialchars(result);
+		}
+	} else {
+		result=str;
+	}
+
+    // Truncate the string if a maximum length is configured
+    var truncate = options.hasOwnProperty('maxStringLength') && options.maxStringLength >= 0;
+    if(truncate && result.length > options.maxStringLength) {
+        var length = Math.min(result.length, options.maxStringLength - 3);
+        result = result.substr(0, length) + "...";
+    }
+
+    return result;
 }
 
 // Convert an array to a string, such as [1, 2, 3].
@@ -148,47 +243,84 @@ function stringifyString (str, options) {
 function stringifyArray(ary, options, level) {
     var out = [];
     var pretty = options.pretty && (ary.length > 4 || ary.some(function (o) {
-        return (typeof(o) === 'object' && Object.keys(o).length > 0) ||
+        return (o !== null && typeof(o) === 'object' && Object.keys(o).length > 0) ||
                (Array.isArray(o) && o.length > 0);
     }));
-    var ws = pretty ? '\n' + new(Array)(level * 4 + 1).join(' ') : ' ';
+    var ws = pretty ? '\n' + new(Array)(level * options.indent + 1).join(' ') : ' ';
 
-    for (var i = 0; i < ary.length; i++) {
+    var truncate = options.hasOwnProperty('maxArrayLength') && options.maxArrayLength >= 0;
+
+    var length = truncate ? Math.min(ary.length, options.maxArrayLength) : ary.length;
+    for (var i = 0; i < length; i++) {
         out.push(stringify(ary[i], options));
     }
 
+    // Add a special String if the array was truncated
+    if(length < ary.length) {
+        out.push('<<truncated>>');
+    }
+
     if (out.length === 0) {
         return '[]';
     } else {
         return '[' + ws
                    + out.join(',' + (pretty ? ws : ' '))
-                   + (pretty ? ws.slice(0, -4) : ws) +
+                   + (pretty ? ws.slice(0, -1*options.indent) : ws) +
                ']';
     }
 };
 
+var quote_reserved_words = function(word) {
+	var reserved_words=['abstract', 'else', 'instanceof', 'switch', 'boolean', 'enum', 'int', 'synchronized', 'break', 'export', 'interface', 'this', 'byte', 'extends', 'long', 'throw', 'case', 'false', 'native', 'throws', 'catch', 'final', 'new', 'transient', 'char', 'finally', 'null', 'true', 'class', 'float', 'package', 'try', 'const', 'for', 'private', 'typeof', 'continue', 'function', 'protected', 'var', 'debugger', 'goto', 'public', 'void', 'default', 'if', 'return', 'volatile', 'delete', 'implements', 'short', 'while', 'do', 'import', 'static', 'with', 'double', 'in', 'super'];
+    return function(word) {
+		for (var i in reserved_words) {
+			if (word === reserved_words[i]) {
+				return "'" + word + "'";
+			}
+		}
+		return word;
+	} 
+}();
+
+
 // Convert an object to a string, such as {a: 1}.
 // This function calls stringify() for each of its values,
 // and does not output functions or prototype values.
 function stringifyObject(obj, options, level) {
+	if ( obj instanceof Buffer) return 'Buffer';
     var out = [];
     var pretty = options.pretty && (Object.keys(obj).length > 2 ||
                                     Object.keys(obj).some(function (k) { return typeof(obj[k]) === 'object' }));
-    var ws = pretty ? '\n' + new(Array)(level * 4 + 1).join(' ') : ' ';
+    var ws = pretty ? '\n' + new(Array)(level * options.indent + 1).join(' ') : ' ';
 
-    Object.keys(obj).forEach(function (k) {
-        if (obj.hasOwnProperty(k) && !(obj[k] instanceof Function && options.hideFunctions)) {
-            out.push(eyes.stylize(k, options.styles.key, options.styles) + ': ' +
-                     stringify(obj[k], options));
-        }
+    var keys = options.showHidden ? Object.keys(obj) : Object.getOwnPropertyNames(obj);
+    if (options.sortKeys) keys.sort();
+
+    var truncate = options.hasOwnProperty('maxObjectKeys') && options.maxObjectKeys >= 0;
+
+    // Slice the keys to the maximum length if they exceed the maxObjectKeys option
+    var includeKeys = (truncate) ? keys.slice(0, options.maxObjectKeys) : keys;
+    includeKeys.forEach(function (k) {
+		if (!(level== 1 && options.exclude && ~options.exclude.indexOf(k))) {
+			if (Object.prototype.hasOwnProperty.call(obj, k)
+			  && !(obj[k] instanceof Function && options.hideFunctions)) {
+	            out.push((options.json?'"':'')+eyes.stylize(options.json?k:quote_reserved_words(k), options.styles.key, options) + (options.json?'"':'') + ': ' +
+						 stringify(obj[k], options));
+			}
+		}
     });
 
+    // Append a special String if the Object was truncated
+    if (includeKeys.length < keys.length) {
+        out.push(eyes.stylize('<<truncated>>', options.styles.key, options.styles));
+    }
+
     if (out.length === 0) {
         return '{}';
     } else {
         return "{" + ws
                    + out.join(',' + (pretty ? ws : ' '))
-                   + (pretty ? ws.slice(0, -4) : ws) +
+                   + (pretty ? ws.slice(0, -1*options.indent) : ws) +
                "}";
    }
 };
@@ -230,4 +362,3 @@ function merge(/* variable args */) {
     });
     return target;
 }
-
diff --git a/package.json b/package.json
@@ -2,13 +2,14 @@
   "name"          : "eyes",
   "description"   : "a customizable value inspector",
   "url"           : "http://github.com/cloudhead/eyes.js",
+  "repository"    : { "type": "git", "url": "https://github.com/cloudhead/eyes.js.git" },
   "keywords"      : ["inspector", "debug", "inspect", "print"],
   "author"        : "Alexis Sellier <[email protected]>",
-  "contributors"  : [],
+  "contributors"  : [{ "name": "Charlie Robbins", "email": "[email protected]" }],
   "licenses"      : ["MIT"],
-  "dependencies"  : [],
   "main"          : "./lib/eyes",
-  "version"       : "0.1.6",
+  "version"       : "0.1.8",
+  "scripts"       : { "test": "node test/*-test.js" },
   "directories"   : { "lib": "./lib", "test": "./test" },
   "engines"       : { "node": "> 0.1.90" }
 }