initial generated files

SourceGetUserInfo.ql

@@ -0,0 +1,20 @@
+/**
+ * Identify the source: the return value of function `getUserInfo`.
+ * Uses AST matching to find return expressions within that function.
+ */
+
+import go
+
+/** A source expression corresponding to the value returned from getUserInfo. */
+predicate isSource(Expr e) {
+  exists(Function f, ReturnStmt r, int i |
+    f.getName() = "getUserInfo" and
+    r.getEnclosingFunction() = f and
+    e = r.getExpr(i)
+  )
+}
+
+from Expr e
+where isSource(e)
+select e, "Source: return value of getUserInfo"
+