40 lines
1.7 KiB
Cheetah
40 lines
1.7 KiB
Cheetah
{{/*
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Copyright 2019-present Facebook Inc. All rights reserved.
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This source code is licensed under the Apache 2.0 license found
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in the LICENSE file in the root directory of this source tree.
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*/}}
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{{/* gotype: entgo.io/ent/entc/gen.Graph */}}
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{{ define "migrate/diff" }}
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// Diff compares the state read from a database connection or migration directory with
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// the state defined by the Ent schema. Changes will be written to new migration files.
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func Diff(ctx context.Context, url string, opts ...schema.MigrateOption) error {
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return NamedDiff(ctx, url, "changes", opts...)
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}
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// NamedDiff compares the state read from a database connection or migration directory with
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// the state defined by the Ent schema. Changes will be written to new named migration files.
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func NamedDiff(ctx context.Context, url, name string, opts ...schema.MigrateOption) error {
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return schema.Diff(ctx, url, name, Tables, opts...)
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}
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// Diff creates a migration file containing the statements to resolve the diff
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// between the Ent schema and the connected database.
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func (s *Schema) Diff(ctx context.Context, opts ...schema.MigrateOption) error {
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migrate, err := schema.NewMigrate(s.drv, opts...)
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if err != nil {
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return fmt.Errorf("ent/migrate: %w", err)
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}
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return migrate.Diff(ctx, Tables...)
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}
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// NamedDiff creates a named migration file containing the statements to resolve the diff
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// between the Ent schema and the connected database.
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func (s *Schema) NamedDiff(ctx context.Context, name string, opts ...schema.MigrateOption) error {
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migrate, err := schema.NewMigrate(s.drv, opts...)
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if err != nil {
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return fmt.Errorf("ent/migrate: %w", err)
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}
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return migrate.NamedDiff(ctx, name, Tables...)
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}
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{{ end }} |