Exclude built-in function calls from code inspection

Author: xterao

src/main/kotlin/org/domaframework/doma/intellij/inspection/sql/inspector/SqlBindVariableValidInspector.kt

@@ -158,7 +158,7 @@ class SqlBindVariableValidInspector : LocalInspectionTool() {
 
             override fun visitElPrimaryExpr(element: SqlElPrimaryExpr) {
                 super.visitElPrimaryExpr(element)
-                if (!element.isFirstElement()) return
+                if (!element.isFirstElement() || element.prevSibling?.elementType == SqlTypes.AT_SIGN) return
                 val file = element.containingFile ?: return
                 val project = element.project
 

src/test/testData/src/main/resources/META-INF/doma/example/dao/EmployeeSummaryDao/bindVariableInFunctionParameters.sql

@@ -7,4 +7,5 @@ FROM user u
 WHERE p.employee_id = /* employee.employeeParam(employee.<error descr="The field or method [dist] does not exist in the class [Employee]">dist</error>, employee.employeeId) */0
 AND p.base_rank = /* employee.employeeParam(user.userId, <error descr="The bind variable [count] does not exist in the Dao method [bindVariableInFunctionParameters]">count</error>) */0
 AND p.employee_id = /* employee.employeeParam(employee.<error descr="The field or method [dist] does not exist in the class [Employee]">dist</error>, <error descr="The bind variable [rank] does not exist in the Dao method [bindVariableInFunctionParameters]">rank</error>) */0
+OR flag = /* @authUser() */false
 /*%end */