Merge PR #393: Simplify string patterns

Author: nene

src/lexer/regexFactory.ts

@@ -111,15 +111,16 @@ const buildQStringPatterns = () => {
 // 6. BigQuery '''triple-quoted'''
 // 7. BigQuery """triple-quoted"""
 // 8. Hive and Spark variables: ${name}
+// 9. Oracle q'' strings: q'<text>' q'|text|' ...
 export const quotePatterns = {
   '``': '(?:`[^`]*(?:$|`))+',
-  '[]': '(?:\\[[^\\]]*(?:$|\\]))(?:\\][^\\]]*(?:$|\\]))*',
-  '""': '(?:"[^"\\\\]*(?:\\\\.[^"\\\\]*)*(?:"|$))+',
-  "''": "(?:'[^'\\\\]*(?:\\\\.[^'\\\\]*)*(?:'|$))+",
-  '$$': '(?<tag>\\$\\w*\\$)[\\s\\S]*?(?:\\k<tag>|$)',
-  "'''..'''": "'''[^\\\\]*?(?:\\\\.[^\\\\]*?)*?(?:'''|$)",
-  '""".."""': '"""[^\\\\]*?(?:\\\\.[^\\\\]*?)*?(?:"""|$)',
-  '{}': '(?:\\{[^\\}]*(?:$|\\}))',
+  '[]': String.raw`(?:\[[^\]]*(?:$|\]))(?:\][^\]]*(?:$|\]))*`,
+  '""': String.raw`(?:"[^"\\]*(?:\\.[^"\\]*)*(?:"|$))+`,
+  "''": String.raw`(?:'[^'\\]*(?:\\.[^'\\]*)*(?:'|$))+`,
+  '$$': String.raw`(?<tag>\$\w*\$)[\s\S]*?(?:\k<tag>|$)`,
+  "'''..'''": String.raw`'''[^\\]*?(?:\\.[^\\]*?)*?(?:'''|$)`,
+  '""".."""': String.raw`"""[^\\]*?(?:\\.[^\\]*?)*?(?:"""|$)`,
+  '{}': String.raw`(?:\{[^\}]*(?:$|\}))`,
   "q''": buildQStringPatterns(),
 };