Function loadYamlFile

loader/loader.go:441–557

(ctx context.Context,
	file types.ConfigFile,
	opts *Options,
	workingDir string,
	environment types.Mapping,
	ct *cycleTracker,
	dict map[string]interface{},
	included []string,
)

}

func loadYamlFile(ctx context.Context,
	file types.ConfigFile,
	opts *Options,
	workingDir string,
	environment types.Mapping,
	ct *cycleTracker,
	dict map[string]interface{},
	included []string,
) (map[string]interface{}, PostProcessor, error) {
	ctx = context.WithValue(ctx, consts.ComposeFileKey{}, file.Filename)
	if file.Content == nil && file.Config == nil {
		content, err := os.ReadFile(file.Filename)
		if err != nil {
			return nil, nil, err
		}
		file.Content = content
	}

	processRawYaml := func(raw interface{}, processor PostProcessor) error {
		converted, err := convertToStringKeysRecursive(raw, "")
		if err != nil {
			return err
		}
		cfg, ok := converted.(map[string]interface{})
		if !ok {
			return errors.New("top-level object must be a mapping")
		}

		if opts.Interpolate != nil && !opts.SkipInterpolation {
			cfg, err = interp.Interpolate(cfg, *opts.Interpolate)
			if err != nil {
				return err
			}
		}

		fixEmptyNotNull(cfg)

		// Process includes first so that extended services have all merged attributes
		if !opts.SkipInclude {
			included = append(included, file.Filename)
			err = ApplyInclude(ctx, workingDir, environment, cfg, opts, included, processor)
			if err != nil {
				return err
			}
		}

		if err := processor.Apply(dict); err != nil {
			return err
		}

		// Process extends after includes so base services are fully merged
		if !opts.SkipExtends {
			err = ApplyExtends(ctx, cfg, opts, ct, processor)
			if err != nil {
				return err
			}

		}