Handlebars Each New Line (nl2br)

handlebars-helper.js

// does not support named parameters
exports.eachNewLine = function (str, options) {
	var accum = '';
	var data = Handlebars.createFrame(options, options.hash);
	var arr = str.split(/\r?\n/);

  arr.map(function(str) {
		if (str) accum += options.fn(str.trim(), {data: data});
	});
    return accum;
};

index.handlebars

	{{#eachNewLine textareaContent}}
		<p>{{this}}</p>
	{{/eachNewLine}}