codanna 0.9.23

Code Intelligence for Large Language Models
Documentation 
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//! Indexed-path management: the indexed_paths list and its canonicalized cache.

use super::Settings;
use std::path::{Path, PathBuf};

impl Settings {
    pub(super) fn sync_indexed_path_cache(&mut self) {
        self.indexed_paths_cache = self.indexing.indexed_paths.clone();
    }

    /// Add a folder to the list of indexed paths
    pub fn add_indexed_path(&mut self, path: PathBuf) -> Result<(), String> {
        // Canonicalize the path to avoid duplicates
        let canonical_path = path
            .canonicalize()
            .map_err(|e| format!("Invalid path: {e}"))?;

        // Track whether we should remove child paths that are covered by the new entry
        let mut has_descendants = false;

        // Check if path already exists or is covered by an existing parent
        for existing in &self.indexed_paths_cache {
            if *existing == canonical_path {
                return Err(format!("Path already indexed: {}", path.display()));
            }

            // If an existing entry is an ancestor of the new path, treat as already indexed
            if canonical_path.starts_with(existing) {
                return Err(format!(
                    "Path already indexed: {} (covered by {})",
                    path.display(),
                    existing.display()
                ));
            }

            // Record descendant paths so we can prune them before inserting the parent
            if existing.starts_with(&canonical_path) {
                has_descendants = true;
            }
        }

        if has_descendants {
            // Remove any paths that are descendants of the new canonical path
            self.indexing
                .indexed_paths
                .retain(|existing| !existing.starts_with(&canonical_path));
            self.indexed_paths_cache
                .retain(|existing| !existing.starts_with(&canonical_path));
        }

        // Add the path
        self.indexing.indexed_paths.push(canonical_path.clone());
        self.indexed_paths_cache.push(canonical_path);
        Ok(())
    }

    /// Remove a folder from the list of indexed paths
    pub fn remove_indexed_path(&mut self, path: &Path) -> Result<(), String> {
        let canonical_path = path
            .canonicalize()
            .map_err(|e| format!("Invalid path: {e}"))?;

        let original_len = self.indexing.indexed_paths.len();
        self.indexing.indexed_paths.retain(|p| p != &canonical_path);
        self.indexed_paths_cache.retain(|p| p != &canonical_path);

        if self.indexing.indexed_paths.len() == original_len {
            return Err(format!(
                "Path not found in indexed paths: {}",
                path.display()
            ));
        }

        Ok(())
    }

    /// Get all indexed paths
    /// Returns empty vector if none are configured (maintains backward compatibility)
    pub fn get_indexed_paths(&self) -> Vec<PathBuf> {
        self.indexing.indexed_paths.clone()
    }
}