kate: detect and highlight macro invocations

Author: apasel422

src/etc/kate/rust.xml

@@ -172,6 +172,7 @@
 			<RegExpr String="[0-9][0-9_]*\.[0-9_]*([eE][+-]?[0-9_]+)?(f32|f64|f)?" attribute="Number" context="#stay"/>
 			<RegExpr String="[0-9][0-9_]*(u8|u16|u32|u64|i8|i16|i32|i64|u|i)?" attribute="Number" context="#stay"/>
 			<RegExpr String="[a-zA-Z_][a-zA-Z0-9_]*::" attribute="Scope"/>
+			<RegExpr String="\w+!" attribute="Macro"/>
 			<DetectChar char="{" attribute="Symbol" context="#stay" beginRegion="Brace" />
 			<DetectChar char="}" attribute="Symbol" context="#stay" endRegion="Brace" />
 			<DetectChar char="&quot;" attribute="String" context="String"/>
@@ -218,6 +219,7 @@
 		<itemData name="String"       defStyleNum="dsString" color="#FF0000"/>
 		<itemData name="String Char"  defStyleNum="dsChar" color="#FF0000"/>
 		<itemData name="Character"    defStyleNum="dsChar" color="#FF0000"/>
+		<itemData name="Macro"        defStyleNum="dsOthers"/>
 	</itemDatas>
 </highlighting>
 <general>