Use literal regex

Author: lugray

src/languages/go.js

@@ -109,23 +109,23 @@ export default function(hljs) {
         className: 'number',
         variants: [
           {
-            match: '-?\\b0[xX]\\.[a-fA-F0-9](_?[a-fA-F0-9])*[pP][+-]?\\d(_?\\d)*i?', // hex without a present digit before . (making a digit afterwards required)
+            match: /-?\b0[xX]\.[a-fA-F0-9](_?[a-fA-F0-9])*[pP][+-]?\d(_?\d)*i?/, // hex without a present digit before . (making a digit afterwards required)
             relevance: 0
           },
           {
-            match: '-?\\b0[xX](_?[a-fA-F0-9])+((\\.([a-fA-F0-9](_?[a-fA-F0-9])*)?)?[pP][+-]?\\d(_?\\d)*)?i?', // hex with a present digit before . (making a digit afterwards optional)
+            match: /-?\b0[xX](_?[a-fA-F0-9])+((\.([a-fA-F0-9](_?[a-fA-F0-9])*)?)?[pP][+-]?\d(_?\d)*)?i?/, // hex with a present digit before . (making a digit afterwards optional)
             relevance: 0
           },
           {
-            match: '-?\\b0[oO](_?[0-7])*i?', // leading 0o octal
+            match: /-?\b0[oO](_?[0-7])*i?/, // leading 0o octal
             relevance: 0
           },
           {
-            match: '-?\\.\\d(_?\\d)*([eE][+-]?\\d(_?\\d)*)?i?', // decimal without a present digit before . (making a digit afterwards required)
+            match: /-?\.\d(_?\d)*([eE][+-]?\d(_?\d)*)?i?/, // decimal without a present digit before . (making a digit afterwards required)
             relevance: 0
           },
           {
-            match: '-?\\b\\d(_?\\d)*(\\.(\\d(_?\\d)*)?)?([eE][+-]?\\d(_?\\d)*)?i?', // decimal with a present digit before . (making a digit afterwards optional)
+            match: /-?\b\d(_?\d)*(\.(\d(_?\d)*)?)?([eE][+-]?\d(_?\d)*)?i?/, // decimal with a present digit before . (making a digit afterwards optional)
             relevance: 0
           }
         ]