Added ability to ignore fields.

electricessence · electricessence · commit 9747fec47bd6 · 2018-02-12T16:22:06.000-08:00
diff --git a/Transformer.cs b/Transformer.cs
@@ -31,7 +31,11 @@ public Transformer(IEnumerable<KeyValuePair<string, string>> overrides = null)
 			if (overrides != null)
 			{
 				foreach (var o in overrides)
-					PropertyMap[o.Key] = o.Value;
+                {
+                    var v = o.Value;
+                    if (v == null) PropertyMap.Remove(o.Key); // Null values indicate a desire to 'ignore' a field.
+                    else PropertyMap[o.Key] = o.Value;
+                }		
 			}
 
 			ColumnToPropertyMap = PropertyMap.ToDictionary(kvp => kvp.Value, kvp => pm[kvp.Key]);

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,11 @@ public Transformer(IEnumerable<KeyValuePair<string, string>> overrides = null)`
`31`	`31`	`if (overrides != null)`
`32`	`32`	`{`
`33`	`33`	`foreach (var o in overrides)`
`34`		`- PropertyMap[o.Key] = o.Value;`
	`34`	`+ {`
	`35`	`+ var v = o.Value;`
	`36`	`+ if (v == null) PropertyMap.Remove(o.Key); // Null values indicate a desire to 'ignore' a field.`
	`37`	`+ else PropertyMap[o.Key] = o.Value;`
	`38`	`+ }`
`35`	`39`	`}`
`36`	`40`
`37`	`41`	`ColumnToPropertyMap = PropertyMap.ToDictionary(kvp => kvp.Value, kvp => pm[kvp.Key]);`