Merge pull request #318 from mickylad/delimiter-callback

Add callback option for specifying delimiter.

papaparse.js

@@ -771,6 +771,11 @@
 				}
 				_results.meta.delimiter = _config.delimiter;
 			}
+			else if(typeof _config.delimiter === 'function')
+			{
+				_config.delimiter = _config.delimiter(input);
+				_results.meta.delimiter = _config.delimiter;
+			}
 
 			var parserConfig = copy(_config);
 			if (_config.preview && _config.header)

tests/test-cases.js

@@ -625,6 +625,15 @@ var PARSE_TESTS = [
 			errors: []
 		}
 	},
+	{
+		description: "Callback delimiter",
+		input: 'a$ b$ c',
+		config: { delimiter: function(input) { return input[1] + ' '; } },
+		expected: {
+			data: [['a', 'b', 'c']],
+			errors: []
+		}
+	},
 	{
 		description: "Dynamic typing converts numeric literals",
 		input: '1,2.2,1e3\r\n-4,-4.5,-4e-5\r\n-,5a,5-2',