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plugin_reference.go
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/
plugin_reference.go
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// Copyright 2020-2023 Buf Technologies, Inc.
//
// 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 bufpluginref
import (
"fmt"
"math"
"strconv"
"golang.org/x/mod/semver"
)
type pluginReference struct {
identity PluginIdentity
version string
revision int
}
func (p *pluginReference) Remote() string {
return p.identity.Remote()
}
func (p *pluginReference) Owner() string {
return p.identity.Owner()
}
func (p *pluginReference) Plugin() string {
return p.identity.Plugin()
}
func (p *pluginReference) IdentityString() string {
return p.identity.IdentityString()
}
func (p *pluginReference) isPluginIdentity() {}
func (p *pluginReference) ReferenceString() string {
return p.identity.IdentityString() + ":" + p.version + ":" + strconv.Itoa(p.revision)
}
func (p *pluginReference) Version() string {
return p.version
}
func (p *pluginReference) Revision() int {
return p.revision
}
func (p *pluginReference) isPluginReference() {}
func newPluginReference(identity PluginIdentity, version string, revision int) (*pluginReference, error) {
if err := ValidatePluginIdentity(identity); err != nil {
return nil, err
}
if err := ValidatePluginVersion(version); err != nil {
return nil, err
}
if err := validatePluginRevision(revision); err != nil {
return nil, err
}
return &pluginReference{
identity: identity,
version: version,
revision: revision,
}, nil
}
func ValidatePluginVersion(version string) error {
if !semver.IsValid(version) {
return fmt.Errorf("plugin version %q is not a valid semantic version", version)
}
return nil
}
func validatePluginRevision(revision int) error {
if revision < 0 || revision > math.MaxInt32 {
return fmt.Errorf("revision %d is out of accepted range %d-%d", revision, 0, math.MaxInt32)
}
return nil
}