github.com/cloudwego/kitex@v0.9.0/pkg/generic/descriptor/util.go (about)

     1  /*
     2   * Copyright 2021 CloudWeGo Authors
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   *     http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   */
    16  
    17  package descriptor
    18  
    19  import (
    20  	"fmt"
    21  	"strconv"
    22  	"strings"
    23  )
    24  
    25  func convertToString(val interface{}) string {
    26  	switch v := val.(type) {
    27  	case bool:
    28  		return strconv.FormatBool(v)
    29  	case int8:
    30  		return strconv.FormatInt(int64(v), 10)
    31  	case int16:
    32  		return strconv.FormatInt(int64(v), 10)
    33  	case int32:
    34  		return strconv.FormatInt(int64(v), 10)
    35  	case int64:
    36  		return strconv.FormatInt(v, 10)
    37  	case float64:
    38  		return strconv.FormatFloat(v, 'f', -1, 64)
    39  	case string:
    40  		return v
    41  	case []interface{}:
    42  		strs := make([]string, len(v))
    43  		for i, item := range v {
    44  			strs[i] = convertToString(item)
    45  		}
    46  		return strings.Join(strs, ",")
    47  	}
    48  	return fmt.Sprintf("%v", val)
    49  }
    50  
    51  func convertToInt32(val interface{}) int32 {
    52  	switch v := val.(type) {
    53  	case int8:
    54  		return int32(v)
    55  	case int16:
    56  		return int32(v)
    57  	case int32:
    58  		return v
    59  	case int64:
    60  		return int32(v)
    61  	case float64:
    62  		return int32(v)
    63  	case string:
    64  		i, _ := strconv.ParseInt(v, 10, 32)
    65  		return int32(i)
    66  	}
    67  	return 0
    68  }