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provenant/cache/
mod.rs

1use std::path::Path;
2
3use glob::Pattern;
4
5mod config;
6mod incremental;
7mod io;
8pub(crate) mod locking;
9
10pub use config::{CACHE_DIR_ENV_VAR, CacheConfig, DEFAULT_CACHE_DIR_NAME};
11pub use incremental::{
12    IncrementalManifest, IncrementalManifestEntry, incremental_manifest_path,
13    load_incremental_manifest, manifest_entry_matches_path, metadata_fingerprint,
14    write_incremental_manifest,
15};
16
17pub fn build_collection_exclude_patterns(scan_root: &Path, cache_root: &Path) -> Vec<Pattern> {
18    let mut patterns = Vec::new();
19
20    for vcs_dir in [".git", ".hg", ".svn"] {
21        for pattern in [vcs_dir.to_string(), format!("{vcs_dir}/**")] {
22            if let Ok(pattern) = Pattern::new(&pattern) {
23                patterns.push(pattern);
24            }
25        }
26    }
27
28    if let Ok(relative_cache_root) = cache_root.strip_prefix(scan_root)
29        && !relative_cache_root.as_os_str().is_empty()
30    {
31        for path in [cache_root.to_path_buf(), relative_cache_root.to_path_buf()] {
32            let normalized = path.to_string_lossy().replace('\\', "/");
33            let escaped = Pattern::escape(&normalized);
34            for pattern in [escaped.clone(), format!("{escaped}/**")] {
35                if let Ok(pattern) = Pattern::new(&pattern) {
36                    patterns.push(pattern);
37                }
38            }
39        }
40    }
41
42    patterns
43}