initial checkin

quote.js

@@ -0,0 +1,45 @@
+(function() {
+
+	var validquotechars = ['>'];
+
+
+	var quoteline = function(line, maxlength, qc) {
+		if (line.length > maxlength) {
+			var lastspace = line.lastIndexOf(' ', maxlength);
+			if (lastspace != -1) {
+				line = line.substr(0, lastspace) + ' \n' + quoteline(line.substr(lastspace + 1), maxlength, qc);
+			}
+		}
+
+		//this must be after the code before, because this inserts a space in the string
+		return qc + ' ' + line;
+	};
+
+
+	var quote = function(text, length, quotechar) {
+		if (typeof(quotechar) === 'undefined') {
+			quotechar = '>';
+		}
+		if (typeof(length) === 'undefined') {
+			length = 75;
+		}
+
+		var quoted = text.split('\n').map(function(v, i) {
+			//if this is already quoted text, return it as is
+			if (validquotechars.indexOf(v.charAt(0)) > -1) {
+				return v;
+			}
+
+			return quoteline(v, length, quotechar);
+		}).join('\n');
+
+		return quoted;
+	};
+
+	if (typeof(window) === 'undefined') {
+		module.exports = quote;
+	} else {
+		window.quote = quote;
+	}
+
+})();