Coverage Summary for Class: FunctionManager (com.kotlinorm.functions)

 /**
  * Copyright 2022-2025 kronos-orm
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 package com.kotlinorm.functions
 
 import com.kotlinorm.beans.dsl.FunctionField
 import com.kotlinorm.exceptions.UnSupportedFunctionException
 import com.kotlinorm.functions.bundled.builders.MathFunctionBuilder
 import com.kotlinorm.functions.bundled.builders.PolymerizationFunctionBuilder
 import com.kotlinorm.functions.bundled.builders.StringFunctionBuilder
 import com.kotlinorm.interfaces.FunctionBuilder
 import com.kotlinorm.interfaces.KronosDataSourceWrapper
 
 /**
  *@program: kronos-orm
  *@author: Jieyao Lu
  *@description:
  *@create: 2024/10/21 15:35
  **/
 object FunctionManager {
     private val registeredFunctionBuilders = mutableListOf<FunctionBuilder>(
         PolymerizationFunctionBuilder,
         MathFunctionBuilder,
         StringFunctionBuilder
     )
 
     fun registerFunctionBuilder(transformer: FunctionBuilder) {
         registeredFunctionBuilders.add(0, transformer)
     }
 
     fun getBuiltFunctionField(
         field: FunctionField, dataSource: KronosDataSourceWrapper,
         showTable: Boolean = false, showAlias: Boolean = true
     ): String {
         return registeredFunctionBuilders.firstOrNull { it.support(field, dataSource.dbType) }
             ?.transform(field, dataSource, showTable, showAlias)
             ?: throw UnSupportedFunctionException(dataSource.dbType, field.functionName)
     }
 }