97 lines
2.2 KiB
JavaScript
97 lines
2.2 KiB
JavaScript
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Object.extend = function(destination, source) {
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for (var property in source)
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destination[property] = source[property];
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return destination;
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};
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Object.extend(Object, {
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inspect: function(object) {
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try {
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if (Object.isUndefined(object)) return 'undefined';
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if (object === null) return 'null';
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return object.inspect ? object.inspect() : String(object);
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} catch (e) {
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if (e instanceof RangeError) return '...';
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throw e;
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}
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},
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toJSON: function(object) {
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var type = typeof object;
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switch (type) {
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case 'undefined':
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case 'function':
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case 'unknown': return;
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case 'boolean': return object.toString();
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}
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if (object === null) return 'null';
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if (object.toJSON) return object.toJSON();
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if (Object.isElement(object)) return;
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var results = [];
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for (var property in object) {
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var value = Object.toJSON(object[property]);
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if (!Object.isUndefined(value))
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results.push(property.toJSON() + ': ' + value);
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}
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return '{' + results.join(', ') + '}';
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},
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toQueryString: function(object) {
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return $H(object).toQueryString();
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},
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toHTML: function(object) {
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return object && object.toHTML ? object.toHTML() : String.interpret(object);
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},
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keys: function(object) {
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var keys = [];
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for (var property in object)
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keys.push(property);
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return keys;
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},
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values: function(object) {
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var values = [];
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for (var property in object)
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values.push(object[property]);
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return values;
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},
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clone: function(object) {
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return Object.extend({ }, object);
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},
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isElement: function(object) {
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return !!(object && object.nodeType == 1);
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},
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isArray: function(object) {
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return object != null && typeof object == "object" &&
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'splice' in object && 'join' in object;
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},
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isHash: function(object) {
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return object instanceof Hash;
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},
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isFunction: function(object) {
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return typeof object == "function";
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},
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isString: function(object) {
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return typeof object == "string";
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},
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isNumber: function(object) {
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return typeof object == "number";
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},
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isUndefined: function(object) {
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return typeof object == "undefined";
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}
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});
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