symbol.js

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if (typeof JSDOC == "undefined") JSDOC = {};

/**
	Create a new Symbol.
	@class Represents a symbol in the source code.
 */
JSDOC.Symbol = function() {
	this.init();
	if (arguments.length) this.populate.apply(this, arguments);
}

JSDOC.Symbol.prototype.init = function() {
	this.$args = [];
	this.addOn = "";
	this.alias = "";
	this.augments = [];
	this.author = "";
	this.classDesc = "";
	this.comment = {};
	this.defaultValue = undefined;
	this.deprecated = "";
	this.desc = "";
	this.events = [];
	this.example = [];
	this.exceptions = [];
	this.inherits = [];
	this.inheritsFrom = [];
	this.isa = "OBJECT";
	this.isEvent = false;
	this.isConstant = false;
	this.isIgnored = false;
	this.isInner = false;
	this.isNamespace = false;
	this.isPrivate = false;
	this.isStatic = false;
	this.memberOf = "";
	this.methods = [];
	this._name = "";
	this._params = [];
	this.properties = [];
	this.requires = [];
	this.returns = [];
	this.see = [];
	this.since = "";
	this.srcFile = {};
	this.type = "";
	this.version = "";
}

JSDOC.Symbol.prototype.serialize = function() {
	var keys = [];
	for (var p in this) {
		keys.push (p);
	}
	keys = keys.sort();
	
	var out = "";
	for (var i in keys) {
		if (typeof this[keys[i]] == "function") continue;
		out += keys[i]+" => "+Dumper.dump(this[keys[i]])+",\n";
	}
	return "\n{\n" + out + "}\n";
}

JSDOC.Symbol.prototype.clone = function() {
	var clone = new JSDOC.Symbol();
	clone.populate.apply(clone, this.$args); // repopulate using the original arguments
	clone.srcFile = this.srcFile; // not the current srcFile, the one when the original was made
	return clone;
}

JSDOC.Symbol.prototype.__defineSetter__("name",
	function(n) { n = n.replace(/^_global_[.#-]/, ""); n = n.replace(/\.prototype\.?/g, '#'); this._name = n; }
);
JSDOC.Symbol.prototype.__defineGetter__("name",
	function() { return this._name; }
);
JSDOC.Symbol.prototype.__defineSetter__("params", 
	function(v) {
		for (var i = 0, l = v.length; i < l; i++) {
			if (v[i].constructor != JSDOC.DocTag) { // may be a generic object parsed from signature, like {type:..., name:...}
				this._params[i] = new JSDOC.DocTag("param"+((v[i].type)?" {"+v[i].type+"}":"")+" "+v[i].name);
			}
			else {
				this._params[i] = v[i];
			}
		}
	}
);
JSDOC.Symbol.prototype.__defineGetter__("params",
	function() { return this._params; }
);

JSDOC.Symbol.prototype.populate = function(
		/** String */ name,
		/** Object[] */ params,
		/** String */ isa,
		/** JSDOC.DocComment */ comment
) {
	this.$args = arguments;
	
	this.name = name;
	this.alias = this.name;
	this.params = params;
	this.isa = (isa == "VIRTUAL")? "OBJECT":isa;
	this.comment = comment || new JSDOC.DocComment("");
	this.srcFile = JSDOC.Symbol.srcFile;
	
	if (this.is("FILE") && !this.alias) this.alias = this.srcFile;

	this.setTags();
	
	if (typeof JSDOC.PluginManager != "undefined") {
		JSDOC.PluginManager.run("onSymbol", this);
	}
}

JSDOC.Symbol.prototype.setTags = function() {
	// @author
	var authors = this.comment.getTag("author");
	if (authors.length) {
		this.author = authors.map(function($){return $.desc;}).join(", ");
	}
	
	/*t:
		plan(34, "testing JSDOC.Symbol");
		
		requires("../lib/JSDOC/DocComment.js");
		requires("../frame/String.js");
		requires("../lib/JSDOC/DocTag.js");

		var sym = new JSDOC.Symbol("foo", [], "OBJECT", new JSDOC.DocComment("/**@author Joe Smith*"+"/"));
		is(sym.author, "Joe Smith", "@author tag, author is found.");
	*/
	
	// @desc
	var descs = this.comment.getTag("desc");
	if (descs.length) {
		this.desc = descs.map(function($){return $.desc;}).join("\n"); // multiple descriptions are concatenated into one
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "OBJECT", new JSDOC.DocComment("/**@desc This is a description.*"+"/"));
		is(sym.desc, "This is a description.", "@desc tag, description is found.");
	*/
	
	// @overview
	if (this.is("FILE")) {
		if (!this.alias) this.alias = this.srcFile;
		
		var overviews = this.comment.getTag("overview");
		if (overviews.length) {
			this.desc = [this.desc].concat(overviews.map(function($){return $.desc;})).join("\n");
		}
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "FILE", new JSDOC.DocComment("/**@overview This is an overview.*"+"/"));
		is(sym.desc, "\nThis is an overview.", "@overview tag, description is found.");
	*/
	
	// @since
	var sinces = this.comment.getTag("since");
	if (sinces.length) {
		this.since = sinces.map(function($){return $.desc;}).join(", ");
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "FILE", new JSDOC.DocComment("/**@since 1.01*"+"/"));
		is(sym.since, "1.01", "@since tag, description is found.");
	*/
	
	// @constant
	if (this.comment.getTag("constant").length) {
		this.isConstant = true;
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "FILE", new JSDOC.DocComment("/**@constant*"+"/"));
		is(sym.isConstant, true, "@constant tag, isConstant set.");
	*/
	
	// @version
	var versions = this.comment.getTag("version");
	if (versions.length) {
		this.version = versions.map(function($){return $.desc;}).join(", ");
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "FILE", new JSDOC.DocComment("/**@version 2.0x*"+"/"));
		is(sym.version, "2.0x", "@version tag, version is found.");
	*/
	
	// @deprecated
	var deprecateds = this.comment.getTag("deprecated");
	if (deprecateds.length) {
		this.deprecated = deprecateds.map(function($){return $.desc;}).join("\n");
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "FILE", new JSDOC.DocComment("/**@deprecated Use other method.*"+"/"));
		is(sym.deprecated, "Use other method.", "@deprecated tag, desc is found.");
	*/
	
	// @example
	var examples = this.comment.getTag("example");
	if (examples.length) {
		this.example = examples.map(
			// trim trailing whitespace
			function($) {
				$.desc = $.desc.replace(/\s+$/, "");
				return $;
			}
		);
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "FILE", new JSDOC.DocComment("/**@example This\n  is an example. \n*"+"/"));
		isnt(typeof sym.example[0], "undefined", "@example tag, creates sym.example array.");
		is(sym.example[0], "This\n  is an example.", "@example tag, desc is found.");
	*/
	
	// @see
	var sees = this.comment.getTag("see");
	if (sees.length) {
		var thisSee = this.see;
		sees.map(function($){thisSee.push($.desc);});
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "FILE", new JSDOC.DocComment("/**@see The other thing.*"+"/"));
		is(sym.see, "The other thing.", "@see tag, desc is found.");
	*/
	
	// @class
	var classes = this.comment.getTag("class");
	if (classes.length) {
		this.isa = "CONSTRUCTOR";
		this.classDesc = classes[0].desc; // desc can't apply to the constructor as there is none.
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "OBJECT", new JSDOC.DocComment("/**@class This describes the class.*"+"/"));
		is(sym.isa, "CONSTRUCTOR", "@class tag, makes symbol a constructor.");
		is(sym.classDesc, "This describes the class.", "@class tag, class description is found.");
	*/
	
	// @namespace
	var namespaces = this.comment.getTag("namespace");
	if (namespaces.length) {
		this.classDesc = namespaces[0].desc+"\n"+this.desc; // desc can't apply to the constructor as there is none.
		this.isNamespace = true;
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [], "OBJECT", new JSDOC.DocComment("/**@namespace This describes the namespace.*"+"/"));
		is(sym.classDesc, "This describes the namespace.\n", "@namespace tag, class description is found.");
	*/
	
	// @param
	var params = this.comment.getTag("param");
	if (params.length) {
		// user-defined params overwrite those with same name defined by the parser
		var thisParams = this.params;

		if (thisParams.length == 0) { // none exist yet, so just bung all these user-defined params straight in
			this.params = params;
		}
		else { // need to overlay these user-defined params on to existing parser-defined params
			for (var i = 0, l = params.length; i < l; i++) {
				if (thisParams[i]) {
					if (params[i].type) thisParams[i].type = params[i].type;
					thisParams[i].name = params[i].name;
					thisParams[i].desc = params[i].desc;
					thisParams[i].isOptional = params[i].isOptional;
					thisParams[i].defaultValue = params[i].defaultValue;
				}
				else thisParams[i] = params[i];
			}
		}
	}
	
	/*t:
		var sym = new JSDOC.Symbol("foo", [{type: "array", name: "pages"}], "FUNCTION", new JSDOC.DocComment("/**Description.*"+"/"));
		is(sym.params.length, 1, "parser defined param is found.");
		
		sym = new JSDOC.Symbol("foo", [], "FUNCTION", new JSDOC.DocComment("/**Description.\n@param {array} pages*"+"/"));
		is(sym.params.length, 1, "user defined param is found.");
		is(sym.params[0].type, "array", "user defined param type is found.");
		is(sym.params[0].name, "pages", "user defined param name is found.");
		
		sym = new JSDOC.Symbol("foo", [{type: "array", name: "pages"}], "FUNCTION", new JSDOC.DocComment("/**Description.\n@param {string} uid*"+"/"));
		is(sym.params.length, 1, "user defined param overwrites parser defined param.");
		is(sym.params[0].type, "string", "user defined param type overwrites parser defined param type.");
		is(sym.params[0].name, "uid", "user defined param name overwrites parser defined param name.");
	
		sym = new JSDOC.Symbol("foo", [{type: "array", name: "pages"}, {type: "number", name: "count"}], "FUNCTION", new JSDOC.DocComment("/**Description.\n@param {string} uid*"+"/"));
		is(sym.params.length, 2, "user defined params  overlay parser defined params.");
		is(sym.params[1].type, "number", "user defined param type overlays parser defined param type.");
		is(sym.params[1].name, "count", "user defined param name overlays parser defined param name.");