renamed "isGenerator" to "is_generator"

javascript/ql/src/LanguageFeatures/YieldInNonGenerator.ql

@@ -15,6 +15,6 @@ import javascript
 from YieldExpr yield, Function f
 where
   f = yield.getEnclosingFunction() and
-  not isGenerator(f)
+  not is_generator(f)
 select yield, "This yield expression is contained in $@ which is not marked as a generator.",
   f.getFirstToken(), f.describe()

javascript/ql/src/semmle/javascript/Aliases.qll

@@ -280,3 +280,8 @@ deprecated predicate unicodePropertyEscapeName(RegExpUnicodePropertyEscape id, s
  * Use `RegExpUnicodePropertyEscape#getValue()` instead.
  */ 
 deprecated predicate unicodePropertyEscapeValue(RegExpUnicodePropertyEscape id, string value) { unicode_property_escapevalue(id, value) }
+/**
+ * Alias for the predicate `is_generator` defined in the .dbscheme.
+ * Use `Function#isGenerator()` instead.
+ */ 
+deprecated predicate isGenerator(Function fun) { is_generator(fun) }

javascript/ql/src/semmle/javascript/Functions.qll

@@ -164,7 +164,7 @@ class Function extends @function, Parameterized, TypeParameterized, StmtContaine
 
   /** Holds if this function is a generator function. */
   predicate isGenerator() {
-    isGenerator(this)
+    is_generator(this)
     or
     // we also support `yield` in non-generator functions
     exists(YieldExpr yield | this = yield.getEnclosingFunction())

javascript/ql/src/semmlecode.javascript.dbscheme

@@ -439,7 +439,7 @@ scopenesting (unique int inner: @scope ref,
 @parameterized = @function | @catchclause;
 @type_parameterized = @function | @classorinterface | @typealiasdeclaration | @mappedtypeexpr | @infertypeexpr;
 
-isGenerator (int fun: @function ref);
+is_generator (int fun: @function ref);
 hasRestParameter (int fun: @function ref);
 isAsync (int fun: @function ref);
 

javascript/ql/src/semmlecode.javascript.dbscheme.stats

@@ -11687,7 +11687,7 @@
 </dependencies>
 </relation>
 <relation>
-<name>isGenerator</name>
+<name>is_generator</name>
 <cardinality>62</cardinality>
 <columnsizes>
 <e>