cloudfoundry/cf-k8s-controllers

package tools

import (
    "fmt"
    "os"
    "path/filepath"
    "strings"

    "gopkg.in/yaml.v2"
)

func LoadConfigInto(conf any, fromDir string) error {
    items, err := os.ReadDir(fromDir)
    if err != nil {
        return fmt.Errorf("error reading config dir %q: %w", fromDir, err)
    }

    for _, item := range items {
        fileName := item.Name()
        if item.IsDir() || strings.HasPrefix(fileName, ".") {
            continue
        }

        configFile, err := os.Open(filepath.Join(fromDir, fileName))
        if err != nil {
            return fmt.Errorf("failed to open file: %w", err)
        }
        defer configFile.Close()

        decoder := yaml.NewDecoder(configFile)
        if err = decoder.Decode(conf); err != nil {
            return fmt.Errorf("failed decoding %q: %w", item.Name(), err)
        }
    }

    return nil
}