From aaee55f11533e1235187731e22eca1ebf7668d08 Mon Sep 17 00:00:00 2001
From: William Candillon <wcandillon@gmail.com>
Date: Wed, 2 Jan 2013 16:35:49 +0100
Subject: [PATCH] Improvements in tag highlighting.

---
 lib/ace/mode/xquery_highlight_rules.js | 63 +++++++++++++++++---------
 1 file changed, 41 insertions(+), 22 deletions(-)

diff --git a/lib/ace/mode/xquery_highlight_rules.js b/lib/ace/mode/xquery_highlight_rules.js
index 27fe24bf..4d082425 100644
--- a/lib/ace/mode/xquery_highlight_rules.js
+++ b/lib/ace/mode/xquery_highlight_rules.js
@@ -35,9 +35,7 @@ var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
 
 var XQueryHighlightRules = function() {
 
-    var keywordMapper = this.createKeywordMapper({
-        keyword: "after|ancestor|ancestor-or-self|and|as|ascending|attribute|before|case|cast|castable|child|collation|comment|copy|count|declare|default|delete|descendant|descendant-or-self|descending|div|document|document-node|element|else|empty|empty-sequence|end|eq|every|except|first|following|following-sibling|for|function|ge|group|gt|idiv|if|import|insert|instance|intersect|into|is|item|last|le|let|lt|mod|modify|module|namespace|namespace-node|ne|node|only|or|order|ordered|parent|preceding|preceding-sibling|processing-instruction|rename|replace|return|satisfies|schema-attribute|schema-element|self|some|stable|start|switch|text|to|treat|try|typeswitch|union|unordered|validate|where|with|xquery|contains|paragraphs|sentences|times|words|by|collectionreturn|variable|version|option|when|encoding|toswitch|catch|tumbling|sliding|window|at|using|stemming|collection|schema|while|on|nodes|index|external|then|in|updating|value|of|containsbreak|loop|continue|exit|returning|append|json|position"
-    }, "identifier");
+    var keywords = "after|ancestor|ancestor-or-self|and|as|ascending|attribute|before|case|cast|castable|child|collation|comment|copy|count|declare|default|delete|descendant|descendant-or-self|descending|div|document|document-node|element|else|empty|empty-sequence|end|eq|every|except|first|following|following-sibling|for|function|ge|group|gt|idiv|if|import|insert|instance|intersect|into|is|item|last|le|let|lt|mod|modify|module|namespace|namespace-node|ne|node|only|or|order|ordered|parent|preceding|preceding-sibling|processing-instruction|rename|replace|return|satisfies|schema-attribute|schema-element|self|some|stable|start|switch|text|to|treat|try|typeswitch|union|unordered|validate|where|with|xquery|contains|paragraphs|sentences|times|words|by|collectionreturn|variable|version|option|when|encoding|toswitch|catch|tumbling|sliding|window|at|using|stemming|collection|schema|while|on|nodes|index|external|then|in|updating|value|of|containsbreak|loop|continue|exit|returning|append|json|position".split("|");
 
     var nameStartChar = "[_A-Za-z]";
     var nameChar = "[-\\._A-Za-z0-9]";
@@ -71,8 +69,8 @@ var XQueryHighlightRules = function() {
             next: "comment"
         },
         {
-            token: "text", // opening tag
-            regex: "<\\/?",
+            token: ["text", "meta.tag"], // opening tag
+            regex: "(<)(" + qname + ")",
             next: "tag"
         }, {
             token: "constant", // number
@@ -82,30 +80,21 @@ var XQueryHighlightRules = function() {
             regex: "\\$" + eqname
         }, {
             token: "string",
-            regex: '".*?"'
-        }, {
-            token: "string",
-            regex: "'.*?'"
-        }, {
-            token: "string",
-            regex: "'.*?",
+            regex: "'",
             next:  "apos-string"
         }, {
             token: "string",
-            regex: '".*?',
+            regex: '"',
             next:  "quot-string"
         }, {
             token: "text",
             regex: "\\s+"
         }, {
-            token: "support.function",
-            regex: "\\w[\\w+_\\-:]+(?=\\()"
-        }, {
-            token: keywordMapper,
-            regex: "[a-zA-Z_$][a-zA-Z0-9_$]*\\b"
+            token: function(match) { if(keywords.indexOf(match) !== -1) { return "keyword" } else { return "support.function"  } },
+            regex: eqname
         }, {
             token: "keyword.operator",
-            regex: "\\*|=|<|>|\\-|\\+"
+            regex: "\\*|:=|=|<|>|\\-|\\+"
         }, {
             token: "lparen",
             regex: "[[({]"
@@ -116,20 +105,32 @@ var XQueryHighlightRules = function() {
     
         tag: [{
             token: "text",
-            regex: ">",
+            regex: "\\/?>",
             next: "start"
+        }, {
+            token: ["text", "meta.tag"],
+            regex: "(<\\/)(" + qname + ")",
+            next:  "start"
         }, {
             token: "meta.tag",
-            regex: "[-_a-zA-Z0-9:]+"
+            regex: qname
         }, {
             token: "text",
             regex: "\\s+"
         }, {
             token: "string",
-            regex: '".*?"'
+            regex: "'",
+            next:  "apos-attr"
+        }, {
+           token: "string",
+           regex: '"',
+           next:  "quot-attr"
         }, {
             token: "string",
             regex: "'.*?'"
+        }, {
+            token: "text",
+            regex: "="
         }],
         
         pi: [{
@@ -214,6 +215,24 @@ var XQueryHighlightRules = function() {
         }, {
           token: "string",
           regex: ".*"
+        }],
+
+        "apos-attr": [{
+          token: "string",
+          regex: ".*?'",
+          next: "tag"
+        }, {
+          token: "string",
+          regex: ".*"
+        }],
+
+        "quot-attr": [{
+          token: "string",
+          regex: '.*?"',
+          next: "tag"
+        }, {
+          token: "string",
+          regex: ".*"
         }]
     };
 };