121 lines
3.6 KiB
Rust
121 lines
3.6 KiB
Rust
extern crate glob;
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use error;
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use gitignore::Gitignore;
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use globset::{Glob, GlobSet, GlobSetBuilder};
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use std::path::Path;
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pub struct NotificationFilter {
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filters: GlobSet,
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filter_count: usize,
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ignores: GlobSet,
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ignore_files: Gitignore,
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}
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impl NotificationFilter {
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pub fn new(
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filters: &[String],
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ignores: &[String],
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ignore_files: Gitignore,
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) -> error::Result<NotificationFilter> {
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let mut filter_set_builder = GlobSetBuilder::new();
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for f in filters {
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filter_set_builder.add(Glob::new(f)?);
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debug!("Adding filter: \"{}\"", f);
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}
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let mut ignore_set_builder = GlobSetBuilder::new();
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for i in ignores {
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let mut ignore_path = Path::new(i).to_path_buf();
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if ignore_path.is_relative() && !i.starts_with("*") {
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ignore_path = Path::new("**").join(&ignore_path);
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}
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let pattern = ignore_path.to_str().unwrap();
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ignore_set_builder.add(Glob::new(pattern)?);
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debug!("Adding ignore: \"{}\"", pattern);
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}
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Ok(NotificationFilter {
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filters: filter_set_builder.build()?,
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filter_count: filters.len(),
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ignores: ignore_set_builder.build()?,
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ignore_files: ignore_files,
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})
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}
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pub fn is_excluded(&self, path: &Path) -> bool {
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if self.ignores.is_match(path) {
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debug!("Ignoring {:?}: matched ignore filter", path);
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return true;
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}
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if self.filters.is_match(path) {
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return false;
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}
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if self.ignore_files.is_excluded(path) {
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debug!("Ignoring {:?}: matched gitignore file", path);
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return true;
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}
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if self.filter_count > 0 {
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debug!("Ignoring {:?}: did not match any given filters", path);
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}
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self.filter_count > 0
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}
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}
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#[cfg(test)]
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mod tests {
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use super::NotificationFilter;
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use gitignore;
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use std::path::Path;
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#[test]
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fn test_allows_everything_by_default() {
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let filter = NotificationFilter::new(&[], &[], gitignore::load(&[])).unwrap();
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assert!(!filter.is_excluded(&Path::new("foo")));
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}
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#[test]
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fn test_filename() {
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let filter =
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NotificationFilter::new(&[], &["test.json".into()], gitignore::load(&[])).unwrap();
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assert!(filter.is_excluded(&Path::new("/path/to/test.json")));
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assert!(filter.is_excluded(&Path::new("test.json")));
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}
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#[test]
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fn test_multiple_filters() {
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let filters = &["*.rs".into(), "*.toml".into()];
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let filter = NotificationFilter::new(filters, &[], gitignore::load(&[])).unwrap();
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assert!(!filter.is_excluded(&Path::new("hello.rs")));
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assert!(!filter.is_excluded(&Path::new("Cargo.toml")));
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assert!(filter.is_excluded(&Path::new("README.md")));
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}
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#[test]
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fn test_multiple_ignores() {
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let ignores = &["*.rs".into(), "*.toml".into()];
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let filter = NotificationFilter::new(&[], ignores, gitignore::load(&[])).unwrap();
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assert!(filter.is_excluded(&Path::new("hello.rs")));
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assert!(filter.is_excluded(&Path::new("Cargo.toml")));
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assert!(!filter.is_excluded(&Path::new("README.md")));
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}
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#[test]
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fn test_ignores_take_precedence() {
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let ignores = &["*.rs".into(), "*.toml".into()];
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let filter = NotificationFilter::new(ignores, ignores, gitignore::load(&[])).unwrap();
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assert!(filter.is_excluded(&Path::new("hello.rs")));
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assert!(filter.is_excluded(&Path::new("Cargo.toml")));
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assert!(filter.is_excluded(&Path::new("README.md")));
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}
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}
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