Method RunE

cmd/dagger/functions.go:733–762

RunE is the final command in the function chain, where the API request is made.

(ctx context.Context, fn *modFunction)

// RunE is the final command in the function chain, where the API request is made.
func (fc *FuncCommand) RunE(ctx context.Context, fn *modFunction) func(*cobra.Command, []string) error {
	return func(cmd *cobra.Command, args []string) error {
		q := handleObjectLeaf(fc.q, fn.ReturnType)

		// Silence usage from this point on as errors don't likely come
		// from wrong CLI usage.
		fc.showUsage = false

		o := cmd.OutOrStdout()
		e := cmd.ErrOrStderr()

		// It's possible that a chain ending in an object doesn't have anything
		// else to sub-select. In that case `q` will be nil to signal that we
		// just want to return the object's name, without making an API request.
		if q == nil {
			if fn.ReturnType.Name() == "Query" {
				return printEncodedID(o, "")
			}
			return handleResponse(ctx, fc.c.Dagger(), fn.ReturnType, nil, o, e, autoApply)
		}

		var response any

		if err := makeRequest(ctx, q, &response); err != nil {
			return err
		}

		return handleResponse(ctx, fc.c.Dagger(), fn.ReturnType, response, o, e, autoApply)
	}
}

func handleObjectLeaf(q *querybuilder.Selection, typeDef *modTypeDef) *querybuilder.Selection {
	obj := typeDef.AsFunctionProvider()