github.com/kaleido-io/firefly@v0.0.0-20210622132723-8b4b6aacb971/pkg/fftypes/typestring.go (about)

     1  // Copyright © 2021 Kaleido, Inc.
     2  //
     3  // SPDX-License-Identifier: Apache-2.0
     4  //
     5  // Licensed under the Apache License, Version 2.0 (the "License");
     6  // you may not use this file except in compliance with the License.
     7  // You may obtain a copy of the License at
     8  //
     9  //     http://www.apache.org/licenses/LICENSE-2.0
    10  //
    11  // Unless required by applicable law or agreed to in writing, software
    12  // distributed under the License is distributed on an "AS IS" BASIS,
    13  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  // See the License for the specific language governing permissions and
    15  // limitations under the License.
    16  
    17  package fftypes
    18  
    19  import (
    20  	"database/sql/driver"
    21  	"strings"
    22  )
    23  
    24  type LowerCasedType string
    25  
    26  func (ts LowerCasedType) String() string {
    27  	return strings.ToLower(string(ts))
    28  }
    29  
    30  func (ts LowerCasedType) Lower() LowerCasedType {
    31  	return LowerCasedType(strings.ToLower(string(ts)))
    32  }
    33  
    34  func (ts LowerCasedType) Equals(ts2 LowerCasedType) bool {
    35  	return strings.EqualFold(string(ts), string(ts2))
    36  }
    37  
    38  func (ts LowerCasedType) Value() (driver.Value, error) {
    39  	return ts.String(), nil
    40  }
    41  
    42  func (ts *LowerCasedType) UnmarshalText(b []byte) error {
    43  	*ts = LowerCasedType(strings.ToLower(string(b)))
    44  	return nil
    45  }