Function GetCastsCollectionFromContext

core/context.go:446–468

GetCastsCollectionFromContext returns the given casts collection from the context. Will always return a collection if no error is returned.

(ctx *sql.Context, database string)

// GetCastsCollectionFromContext returns the given casts collection from the context.
// Will always return a collection if no error is returned.
func GetCastsCollectionFromContext(ctx *sql.Context, database string) (*casts.Collection, error) {
	cv, err := getContextValues(ctx)
	if err != nil {
		return nil, err
	}
	if cv.casts == nil {
		cv.casts = make(map[string]*casts.Collection)
	}
	if len(database) == 0 {
		database = ctx.GetCurrentDatabase()
	}
	if cv.casts[database] == nil {
		_, root, err := getRootFromContextForDatabase(ctx, database)
		if err != nil {
			return nil, err
		}
		cv.casts[database], err = casts.LoadCasts(ctx, root)
		if err != nil {
			return nil, err
		}
	}
	return cv.casts[database], nil
}

// CloseContextRootFinalizer finalizes any changes persisted within the context by writing them to the working root.
// This should ONLY be called by the ContextRootFinalizer node.