Remembers all styles of properties
@private
function() {
			var start = this._positions.contentStart;
			var source = this.source;
			var utils = require('utils');
			
			_.each(this.list(), /** @param {CSSEditProperty} p */ function(p) {
				p.styleBefore = source.substring(start, p.namePosition());
				// a small hack here:
				// Sometimes users add empty lines before properties to logically
				// separate groups of properties. In this case, a blind copy of
				// characters between rules may lead to undesired behavior,
				// especially when current rule is duplicated or used as a donor
				// to create new rule.
				// To solve this issue, we‘ll take only last newline indentation
				var lines = utils.splitByLines(p.styleBefore);
				if (lines.length > 1) {
					p.styleBefore = '\n' + _.last(lines);
				}
				
				p.styleSeparator = source.substring(p.nameRange().end, p.valuePosition());
				
				// graceful and naive comments removal 
				p.styleBefore = _.last(p.styleBefore.split('*/'));
				p.styleSeparator = p.styleSeparator.replace(/\/\*.*?\*\//g, '');
				
				start = p.range().end;
			});
		}