//! Data source abstraction for blocker storage.
//!
//! This module defines the `BlockerSource` trait for reading blockers from issue files.
//! Writing is handled through `modify_and_sync_issue` to ensure proper Github sync.
use Result;
use BlockerSequence;
/// Trait for blocker data sources.
/// Used for reading blocker content and displaying source information.
/// Note: Writing is done through `modify_and_sync_issue`, not through this trait.