43 lines
1.2 KiB
Go
43 lines
1.2 KiB
Go
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// Package confmap implements a koanf.Provider that takes nested
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// and flat map[string]interface{} config maps and provides them
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// to koanf.
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package confmap
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import (
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"errors"
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"github.com/knadh/koanf/maps"
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)
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// Confmap implements a raw map[string]interface{} provider.
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type Confmap struct {
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mp map[string]interface{}
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}
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// Provider returns a confmap Provider that takes a flat or nested
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// map[string]interface{}. If a delim is provided, it indicates that the
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// keys are flat and the map needs to be unflatted by delim.
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func Provider(mp map[string]interface{}, delim string) *Confmap {
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cp := maps.Copy(mp)
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maps.IntfaceKeysToStrings(cp)
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if delim != "" {
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cp = maps.Unflatten(cp, delim)
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}
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return &Confmap{mp: cp}
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}
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// ReadBytes is not supported by the env provider.
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func (e *Confmap) ReadBytes() ([]byte, error) {
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return nil, errors.New("confmap provider does not support this method")
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}
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// Read returns the loaded map[string]interface{}.
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func (e *Confmap) Read() (map[string]interface{}, error) {
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return e.mp, nil
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}
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// Watch is not supported.
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func (e *Confmap) Watch(cb func(event interface{}, err error)) error {
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return errors.New("confmap provider does not support this method")
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}
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