Mukan Erkin Törük
c32551b6f7
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42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package chain
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import (
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"io"
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"gopkg.in/yaml.v3"
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"git.cw.tr/mukan-network/mukan-ignite/ignite/config/chain/version"
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)
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// Build time check for the latest config version type.
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// This is required to be sure that conversion to latest
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// doesn't break when a new config version is added without
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// updating the references to the previous version.
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var _ = Versions[LatestVersion].(*Config)
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// ConvertLatest converts a config to the latest version.
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func ConvertLatest(c version.Converter) (_ *Config, err error) {
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for c.GetVersion() < LatestVersion {
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c, err = c.ConvertNext()
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if err != nil {
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return nil, err
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}
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}
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// Cast to the latest version type.
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// This is safe because there is a build time check that makes sure
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// the type for the latest config version is the right one here.
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return c.(*Config), nil
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}
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// MigrateLatest migrates a config file to the latest version.
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func MigrateLatest(current io.Reader, latest io.Writer) error {
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cfg, err := Parse(current)
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if err != nil {
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return err
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}
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encoder := yaml.NewEncoder(latest)
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encoder.SetIndent(2)
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return encoder.Encode(cfg)
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}
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