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45 lines
1.4 KiB
45 lines
1.4 KiB
// Copyright 2019 clair authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package migrations
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import "github.com/remind101/migrate"
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// MigrationQuery contains the Up migration and Down migration in Plain strings.
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type MigrationQuery struct {
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Up []string
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Down []string
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}
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// ConcatMigrationQueries concats migration queries in the give order.
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func ConcatMigrationQueries(qs []MigrationQuery) MigrationQuery {
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r := MigrationQuery{}
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for _, q := range qs {
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r.Up = append(r.Up, q.Up...)
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r.Down = append(r.Down, q.Down...)
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}
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return r
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}
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// NewSimpleMigration returns a simple migration plan with all provided
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// migration queries concatted in order.
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func NewSimpleMigration(id int, qs []MigrationQuery) migrate.Migration {
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q := ConcatMigrationQueries(qs)
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return migrate.Migration{
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ID: id,
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Up: migrate.Queries(q.Up),
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Down: migrate.Queries(q.Down),
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}
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}
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