lexer: tokenize strings on 'as' attributes of xslt instructions

- causes 'as' attribute values to use XPath syntax-highlighting - completionProvider will need fixing - xslTokenDiagnostics will need fixing

Author: pgfearo

.vscodeignore

@@ -9,6 +9,7 @@ out/xslLexerRun.js
 src/**
 resources/**
 sample/**
+test/**
 .gitignore
 tsconfig.json
 jest.config.js

src/xslLexer.ts

@@ -873,10 +873,9 @@ export class XslLexer {
  attName = tokenChars.join('');
  let attributeNameToken = XSLTokenLevelState.attributeName;
  if (isNativeElement) {
- // if (attName === 'as') {
- // isXPathAttribute = true;
- // } 
- if (attName === 'saxon:options') {
+ if (attName === 'as') {
+ isXPathAttribute = true;
+ } else if (attName === 'saxon:options') {
  isXPathAttribute = true;
  } else if (this.genericTvtAttributes.indexOf(attName) > -1) {
  isXPathAttribute = false;

test/issue-144.xsl

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+ xmlns:xs="http://www.w3.org/2001/XMLSchema"
+ xmlns:array="http://www.w3.org/2005/xpath-functions/array"
+ xmlns:map="http://www.w3.org/2005/xpath-functions/map"
+ xmlns:math="http://www.w3.org/2005/xpath-functions/math"
+ exclude-result-prefixes="#all"
+ expand-text="yes"
+ version="3.0">
+ 
+ <xsl:variable name="test1" as="xs:integer" select="1"/>
+ <xsl:variable name="test2" as="element('books')" select="/*"/>
+ <xsl:variable name="test3" as="map(xs:integer, map(xs:string, array(*)))" select="/*"/>
+ 
+ <xsl:template match="/*">
+ <xsl:copy select="$test1">
+ <xsl:attribute name="int" select="$test2"/>
+ </xsl:copy>
+ </xsl:template>
+
+
+</xsl:stylesheet>