[DEV] correction of the regex and add some basic test example

data/languages/glsl/highlight.xml

@@ -37,35 +37,35 @@
 	<pass2> <!-- Parse on display data ==> nor regenerate every display but every time modification apear -->
 		<rule name="my keyword">
 			<color>keyword</color>
-			<regex>\@return|goto|if|else|case|default|switch|break|continue|while|do|for|sizeof\@</regex>
+			<regex>\b(return|goto|if|else|case|default|switch|break|continue|while|do|for|sizeof)\b</regex>
 		</rule>
 		<rule name="my type">
 			<color>type</color>
-			<regex>\@void|bool|float|int|(vec|mat|ivect|bvect)[2-4]\@</regex>
+			<regex>\b(void|bool|float|int|(vec|mat|ivect|bvect)[2-4])\b</regex>
 		</rule>
 		<rule name="my storage keyword">
 			<color>storageKeyword</color>
-			<regex>\@varying|uniform|attribute|precision|mediump\@</regex>
+			<regex>\b(varying|uniform|attribute|precision|mediump)\b</regex>
 		</rule>
 		<rule name="numeric constant">
 			<color>number</color>
-			<regex>\@((0(x|X)[0-9a-fA-F]*)|(\d+\.?\d*|\.\d+)((e|E)(\+|\-)?\d+)?)(L|l|UL|ul|u|U|F|f)?\@</regex>
+			<regex>\b(((0(x|X)[0-9a-fA-F]*)|(\d+\.?\d*|\.\d+)((e|E)(\+|\-)?\d+)?)(L|l|UL|ul|u|U|F|f)?)\b</regex>
 		</rule>
 		<rule name="my boolean">
 			<color>boolean</color>
-			<regex>\@true|false\@</regex>
+			<regex>\b(true|false)\b</regex>
 		</rule>
 		<rule name="BIG LETTER">
 			<color>macro</color>
-			<regex>\@[A-Z_][A-Z_0-9]{3,500}\@</regex>
+			<regex>\b([A-Z_][A-Z_0-9]{3,500})\b</regex>
 		</rule>
 		<rule name="Function name">
 			<color>functionName</color>
-			<regex>\@(\w|_)+[ \t]*\(</regex>
+			<regex>\b(\w|_)+[ \t]*\(</regex>
 		</rule>
 		<rule name="condition">
 			<color>boolean</color>
-			<regex>==|&lt;=|&gt;=|!=|&lt;{1,2}|&gt;{1,2}|&amp;&amp;|\{|\}|</regex>
+			<regex>==|&lt;=|&gt;=|!=|&lt;{1,2}|&gt;{1,2}|&amp;&amp;|\{|\}</regex>
 		</rule>
 	</pass2>
 </EdnLang>