github.com/vanus-labs/vanus/lib@v0.0.0-20231221070800-1334a7b9605e/json/generate/number.go (about)

     1  // Copyright 2023 Linkall Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package generate
    16  
    17  import (
    18  	// standard libraries.
    19  	"strconv"
    20  
    21  	// third-party libraries.
    22  	"golang.org/x/exp/constraints"
    23  )
    24  
    25  func AppendInt[T constraints.Signed](dst []byte, i T) []byte {
    26  	return strconv.AppendInt(dst, int64(i), 10)
    27  }
    28  
    29  func AppendUint[T constraints.Unsigned](dst []byte, i T) []byte {
    30  	return strconv.AppendUint(dst, uint64(i), 10)
    31  }
    32  
    33  func AppendFloat32(dst []byte, f float32) []byte {
    34  	return strconv.AppendFloat(dst, float64(f), 'g', -1, 32)
    35  }
    36  
    37  func AppendFloat64(dst []byte, f float64) []byte {
    38  	return strconv.AppendFloat(dst, f, 'g', -1, 64)
    39  }