Merge pull request #9555 from mtanda/prometheus_46_improve_minor_fix

(prometheus) minor fix of auto complete

public/app/plugins/datasource/prometheus/mode-prometheus.js

@@ -46,7 +46,7 @@ var PrometheusHighlightRules = function() {
       regex : "[a-zA-Z_:][a-zA-Z0-9_:]*"
     }, {
       token : "keyword.operator",
-      regex : "\\+|\\-|\\*|\\/|%|\\^|=|==|!=|<=|>=|<|>|=\\~|!\\~"
+      regex : "\\+|\\-|\\*|\\/|%|\\^|==|!=|<=|>=|<|>"
     }, {
       token : "paren.lparen",
       regex : "[[(]"
@@ -75,8 +75,7 @@ var PrometheusHighlightRules = function() {
       regex : '"[^"]*"|\'[^\']*\''
     }, {
       token : "punctuation.operator",
-      regex : ",",
-      push  : 'start-label-matcher'
+      regex : ","
     }, {
       token : "paren.rparen",
       regex : "}",
@@ -118,11 +117,6 @@ var prometheusFunctions = [
     docText: 'Returns the input vector with all sample values converted to their absolute value.'
   },
   {
-    name: 'abs()', value: 'abs',
-    def: 'abs(v instant-vector)',
-    docText: 'Returns the input vector with all sample values converted to their absolute value.'
-  },
-  {
     name: 'absent()', value: 'absent',
     def: 'absent(v instant-vector)',
     docText: 'Returns an empty vector if the vector passed to it has any elements and a 1-element vector with the value 1 if the vector passed to it has no elements. This is useful for alerting on when no time series exist for a given metric name and label combination.'