mirror of https://github.com/databricks/cli.git
47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package tfdyn
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import (
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"github.com/databricks/cli/libs/dyn"
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"github.com/databricks/cli/libs/dyn/merge"
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)
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// renameKeys renames keys in the given map value.
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//
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// Terraform resources sometimes use singular names for repeating blocks where the API
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// definition uses the plural name. This function can convert between the two.
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func renameKeys(v dyn.Value, rename map[string]string) (dyn.Value, error) {
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var err error
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var acc = dyn.V(map[string]dyn.Value{})
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nv, err := dyn.Walk(v, func(p dyn.Path, v dyn.Value) (dyn.Value, error) {
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if len(p) == 0 {
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return v, nil
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}
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// Check if this key should be renamed.
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for oldKey, newKey := range rename {
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if p[0].Key() != oldKey {
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continue
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}
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// Add the new key to the accumulator.
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p[0] = dyn.Key(newKey)
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acc, err = dyn.SetByPath(acc, p, v)
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if err != nil {
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return dyn.NilValue, err
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}
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return dyn.InvalidValue, dyn.ErrDrop
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}
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// Pass through all other values.
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return v, dyn.ErrSkip
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})
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if err != nil {
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return dyn.InvalidValue, err
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}
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// Merge the accumulator with the original value.
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return merge.Merge(nv, acc)
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}
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