allow % operator - special case for notebooks

Author: pgfearo

src/xpLexer.ts

@@ -101,7 +101,7 @@ export enum ModifierState {
 }
 
 export class Data {
-    public static separators = ['!', '*', '+', ',', '-', '.', '/', ':', '<', '=', '>', '?', '|'];
+    public static separators = ['!', '*', '+', ',', '-', '.', '/', ':', '<', '=', '>', '?', '|', '%'];
 
     public static doubleSeps = ['!=', '*:', '..', '//', '::', ':=', '<<', '<=', '=>', '>=', '>>', '||'];
 

src/xsltTokenDiagnostics.ts

@@ -1478,7 +1478,9 @@ export class XsltTokenDiagnostics {
 				isValid = prevToken.value === '()' || prevToken.value === '[]' || prevToken.value === '{}';
 				break;
 			default:
-				if (prevToken.value === '/' || prevToken.value === '.') {
+				if (prevToken.value === '%') {
+					isValid = true;
+				} else if (prevToken.value === '/' || prevToken.value === '.') {
 					// these are ok provided that the previous token was XSLT or previous token was ,;
 					let prevToken2 = allTokens[index - 2];
 					let tokenBeforePrevWasXSLT = prevToken2.tokenType >= XsltTokenDiagnostics.xsltStartTokenNumber;