fix all ql/use-string-compare

javascript/ql/lib/semmle/javascript/Expr.qll

@@ -2286,9 +2286,7 @@ class ComprehensionExpr extends @comprehension_expr, Expr {
 
   /** Holds if this is a legacy postfix comprehension expression. */
   predicate isPostfix() {
-    exists(Token tk | tk = this.getFirstToken().getNextToken() |
-      not tk.getValue().regexpMatch("if|for")
-    )
+    exists(Token tk | tk = this.getFirstToken().getNextToken() | not tk.getValue() = ["if", "for"])
   }
 
   override string getAPrimaryQlClass() { result = "ComprehensionExpr" }

javascript/ql/lib/semmle/javascript/frameworks/xUnit.qll

@@ -19,7 +19,7 @@ private predicate xUnitDetected() {
 private predicate possiblyAttribute(Expr e, string name) {
   exists(Identifier id | id = e or id = e.(CallExpr).getCallee() |
     name = id.getName() and
-    name.regexpMatch("Async|Data|Fact|Fixture|Import|ImportJson|Skip|Trait")
+    name = ["Async", "Data", "Fact", "Fixture", "Import", "ImportJson", "Skip", "Trait"]
   )
 }