jj/lib/src/matchers.rs
Yuya Nishihara 147668cdf2 matchers: add matcher for glob patterns
Patterns are specified as (dir, pattern) pairs because we need to handle
parse errors prior to constructing a matcher, and it's convenient to split
literal directory paths there.
2024-04-18 11:09:54 +09:00

1039 lines
35 KiB
Rust

// Copyright 2020 The Jujutsu Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#![allow(missing_docs)]
use std::collections::{HashMap, HashSet};
use std::fmt::Debug;
use std::{fmt, iter};
use itertools::Itertools as _;
use tracing::instrument;
use crate::repo_path::{RepoPath, RepoPathComponentBuf};
#[derive(PartialEq, Eq, Debug)]
pub enum Visit {
/// Everything in the directory is *guaranteed* to match, no need to check
/// descendants
AllRecursively,
Specific {
dirs: VisitDirs,
files: VisitFiles,
},
/// Nothing in the directory or its subdirectories will match.
///
/// This is the same as `Specific` with no directories or files. Use
/// `Visit::set()` to get create an instance that's `Specific` or
/// `Nothing` depending on the values at runtime.
Nothing,
}
impl Visit {
fn sets(dirs: HashSet<RepoPathComponentBuf>, files: HashSet<RepoPathComponentBuf>) -> Self {
if dirs.is_empty() && files.is_empty() {
Self::Nothing
} else {
Self::Specific {
dirs: VisitDirs::Set(dirs),
files: VisitFiles::Set(files),
}
}
}
pub fn is_nothing(&self) -> bool {
*self == Visit::Nothing
}
}
#[derive(PartialEq, Eq, Debug)]
pub enum VisitDirs {
All,
Set(HashSet<RepoPathComponentBuf>),
}
#[derive(PartialEq, Eq, Debug)]
pub enum VisitFiles {
All,
Set(HashSet<RepoPathComponentBuf>),
}
pub trait Matcher: Debug + Sync {
fn matches(&self, file: &RepoPath) -> bool;
fn visit(&self, dir: &RepoPath) -> Visit;
}
impl<T: Matcher + ?Sized> Matcher for &T {
fn matches(&self, file: &RepoPath) -> bool {
<T as Matcher>::matches(self, file)
}
fn visit(&self, dir: &RepoPath) -> Visit {
<T as Matcher>::visit(self, dir)
}
}
impl<T: Matcher + ?Sized> Matcher for Box<T> {
fn matches(&self, file: &RepoPath) -> bool {
<T as Matcher>::matches(self, file)
}
fn visit(&self, dir: &RepoPath) -> Visit {
<T as Matcher>::visit(self, dir)
}
}
#[derive(PartialEq, Eq, Debug)]
pub struct NothingMatcher;
impl Matcher for NothingMatcher {
fn matches(&self, _file: &RepoPath) -> bool {
false
}
fn visit(&self, _dir: &RepoPath) -> Visit {
Visit::Nothing
}
}
#[derive(PartialEq, Eq, Debug)]
pub struct EverythingMatcher;
impl Matcher for EverythingMatcher {
fn matches(&self, _file: &RepoPath) -> bool {
true
}
fn visit(&self, _dir: &RepoPath) -> Visit {
Visit::AllRecursively
}
}
#[derive(PartialEq, Eq, Debug)]
pub struct FilesMatcher {
tree: RepoPathTree<FilesNodeKind>,
}
impl FilesMatcher {
pub fn new(files: impl IntoIterator<Item = impl AsRef<RepoPath>>) -> Self {
let mut tree = RepoPathTree::default();
for f in files {
tree.add(f.as_ref()).value = FilesNodeKind::File;
}
FilesMatcher { tree }
}
}
impl Matcher for FilesMatcher {
fn matches(&self, file: &RepoPath) -> bool {
self.tree
.get(file)
.map_or(false, |sub| sub.value == FilesNodeKind::File)
}
fn visit(&self, dir: &RepoPath) -> Visit {
self.tree
.get(dir)
.map_or(Visit::Nothing, files_tree_to_visit_sets)
}
}
#[derive(Clone, Copy, Debug, Default, Eq, PartialEq)]
enum FilesNodeKind {
/// Represents an intermediate directory.
#[default]
Dir,
/// Represents a file (which might also be an intermediate directory.)
File,
}
fn files_tree_to_visit_sets(tree: &RepoPathTree<FilesNodeKind>) -> Visit {
let mut dirs = HashSet::new();
let mut files = HashSet::new();
for (name, sub) in &tree.entries {
// should visit only intermediate directories
if !sub.entries.is_empty() {
dirs.insert(name.clone());
}
if sub.value == FilesNodeKind::File {
files.insert(name.clone());
}
}
Visit::sets(dirs, files)
}
#[derive(Debug)]
pub struct PrefixMatcher {
tree: RepoPathTree<PrefixNodeKind>,
}
impl PrefixMatcher {
#[instrument(skip(prefixes))]
pub fn new(prefixes: impl IntoIterator<Item = impl AsRef<RepoPath>>) -> Self {
let mut tree = RepoPathTree::default();
for prefix in prefixes {
tree.add(prefix.as_ref()).value = PrefixNodeKind::Prefix;
}
PrefixMatcher { tree }
}
}
impl Matcher for PrefixMatcher {
fn matches(&self, file: &RepoPath) -> bool {
self.tree
.walk_to(file)
.any(|(sub, _)| sub.value == PrefixNodeKind::Prefix)
}
fn visit(&self, dir: &RepoPath) -> Visit {
for (sub, tail_path) in self.tree.walk_to(dir) {
// ancestor of 'dir' matches prefix paths
if sub.value == PrefixNodeKind::Prefix {
return Visit::AllRecursively;
}
// 'dir' found, and is an ancestor of prefix paths
if tail_path.is_root() {
return prefix_tree_to_visit_sets(sub);
}
}
Visit::Nothing
}
}
#[derive(Clone, Copy, Debug, Default, Eq, PartialEq)]
enum PrefixNodeKind {
/// Represents an intermediate directory.
#[default]
Dir,
/// Represents a file and prefix directory.
Prefix,
}
fn prefix_tree_to_visit_sets(tree: &RepoPathTree<PrefixNodeKind>) -> Visit {
let mut dirs = HashSet::new();
let mut files = HashSet::new();
for (name, sub) in &tree.entries {
// should visit both intermediate and prefix directories
dirs.insert(name.clone());
if sub.value == PrefixNodeKind::Prefix {
files.insert(name.clone());
}
}
Visit::sets(dirs, files)
}
/// Matches file paths with glob patterns.
///
/// Patterns are provided as `(dir, pattern)` pairs, where `dir` should be the
/// longest directory path that contains no glob meta characters, and `pattern`
/// will be evaluated relative to `dir`.
#[derive(Clone, Debug)]
pub struct FileGlobsMatcher {
tree: RepoPathTree<Vec<glob::Pattern>>,
}
impl FileGlobsMatcher {
pub fn new<D: AsRef<RepoPath>>(
dir_patterns: impl IntoIterator<Item = (D, glob::Pattern)>,
) -> Self {
let mut tree: RepoPathTree<Vec<glob::Pattern>> = Default::default();
for (dir, pattern) in dir_patterns {
tree.add(dir.as_ref()).value.push(pattern);
}
FileGlobsMatcher { tree }
}
}
impl Matcher for FileGlobsMatcher {
fn matches(&self, file: &RepoPath) -> bool {
// TODO: glob::Pattern relies on path::is_separator() internally, but
// RepoPath separator should be '/'. One way to address this problem is
// to switch to globset::Glob, and use the underlying regex pattern.
const OPTIONS: glob::MatchOptions = glob::MatchOptions {
case_sensitive: true,
require_literal_separator: true,
require_literal_leading_dot: false,
};
// check if any ancestor (dir, patterns) matches 'file'
self.tree
.walk_to(file)
.take_while(|(_, tail_path)| !tail_path.is_root()) // only dirs
.any(|(sub, tail_path)| {
let name = tail_path.as_internal_file_string();
sub.value.iter().any(|pat| pat.matches_with(name, OPTIONS))
})
}
fn visit(&self, dir: &RepoPath) -> Visit {
for (sub, tail_path) in self.tree.walk_to(dir) {
// ancestor of 'dir' has patterns, can't narrow visit anymore
if !sub.value.is_empty() {
return Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All,
};
}
// 'dir' found, and is an ancestor of pattern paths
if tail_path.is_root() {
let sub_dirs = sub.entries.keys().cloned().collect();
return Visit::sets(sub_dirs, HashSet::new());
}
}
Visit::Nothing
}
}
/// Matches paths that are matched by any of the input matchers.
#[derive(Clone, Debug)]
pub struct UnionMatcher<M1, M2> {
input1: M1,
input2: M2,
}
impl<M1: Matcher, M2: Matcher> UnionMatcher<M1, M2> {
pub fn new(input1: M1, input2: M2) -> Self {
Self { input1, input2 }
}
}
impl<M1: Matcher, M2: Matcher> Matcher for UnionMatcher<M1, M2> {
fn matches(&self, file: &RepoPath) -> bool {
self.input1.matches(file) || self.input2.matches(file)
}
fn visit(&self, dir: &RepoPath) -> Visit {
match self.input1.visit(dir) {
Visit::AllRecursively => Visit::AllRecursively,
Visit::Nothing => self.input2.visit(dir),
Visit::Specific {
dirs: dirs1,
files: files1,
} => match self.input2.visit(dir) {
Visit::AllRecursively => Visit::AllRecursively,
Visit::Nothing => Visit::Specific {
dirs: dirs1,
files: files1,
},
Visit::Specific {
dirs: dirs2,
files: files2,
} => {
let dirs = match (dirs1, dirs2) {
(VisitDirs::All, _) | (_, VisitDirs::All) => VisitDirs::All,
(VisitDirs::Set(dirs1), VisitDirs::Set(dirs2)) => {
VisitDirs::Set(dirs1.iter().chain(&dirs2).cloned().collect())
}
};
let files = match (files1, files2) {
(VisitFiles::All, _) | (_, VisitFiles::All) => VisitFiles::All,
(VisitFiles::Set(files1), VisitFiles::Set(files2)) => {
VisitFiles::Set(files1.iter().chain(&files2).cloned().collect())
}
};
Visit::Specific { dirs, files }
}
},
}
}
}
/// Matches paths that are matched by the first input matcher but not by the
/// second.
#[derive(Clone, Debug)]
pub struct DifferenceMatcher<M1, M2> {
/// The minuend
wanted: M1,
/// The subtrahend
unwanted: M2,
}
impl<M1: Matcher, M2: Matcher> DifferenceMatcher<M1, M2> {
pub fn new(wanted: M1, unwanted: M2) -> Self {
Self { wanted, unwanted }
}
}
impl<M1: Matcher, M2: Matcher> Matcher for DifferenceMatcher<M1, M2> {
fn matches(&self, file: &RepoPath) -> bool {
self.wanted.matches(file) && !self.unwanted.matches(file)
}
fn visit(&self, dir: &RepoPath) -> Visit {
match self.unwanted.visit(dir) {
Visit::AllRecursively => Visit::Nothing,
Visit::Nothing => self.wanted.visit(dir),
Visit::Specific { .. } => match self.wanted.visit(dir) {
Visit::AllRecursively => Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All,
},
wanted_visit => wanted_visit,
},
}
}
}
/// Matches paths that are matched by both input matchers.
#[derive(Clone, Debug)]
pub struct IntersectionMatcher<M1, M2> {
input1: M1,
input2: M2,
}
impl<M1: Matcher, M2: Matcher> IntersectionMatcher<M1, M2> {
pub fn new(input1: M1, input2: M2) -> Self {
Self { input1, input2 }
}
}
impl<M1: Matcher, M2: Matcher> Matcher for IntersectionMatcher<M1, M2> {
fn matches(&self, file: &RepoPath) -> bool {
self.input1.matches(file) && self.input2.matches(file)
}
fn visit(&self, dir: &RepoPath) -> Visit {
match self.input1.visit(dir) {
Visit::AllRecursively => self.input2.visit(dir),
Visit::Nothing => Visit::Nothing,
Visit::Specific {
dirs: dirs1,
files: files1,
} => match self.input2.visit(dir) {
Visit::AllRecursively => Visit::Specific {
dirs: dirs1,
files: files1,
},
Visit::Nothing => Visit::Nothing,
Visit::Specific {
dirs: dirs2,
files: files2,
} => {
let dirs = match (dirs1, dirs2) {
(VisitDirs::All, VisitDirs::All) => VisitDirs::All,
(dirs1, VisitDirs::All) => dirs1,
(VisitDirs::All, dirs2) => dirs2,
(VisitDirs::Set(dirs1), VisitDirs::Set(dirs2)) => {
VisitDirs::Set(dirs1.intersection(&dirs2).cloned().collect())
}
};
let files = match (files1, files2) {
(VisitFiles::All, VisitFiles::All) => VisitFiles::All,
(files1, VisitFiles::All) => files1,
(VisitFiles::All, files2) => files2,
(VisitFiles::Set(files1), VisitFiles::Set(files2)) => {
VisitFiles::Set(files1.intersection(&files2).cloned().collect())
}
};
match (&dirs, &files) {
(VisitDirs::Set(dirs), VisitFiles::Set(files))
if dirs.is_empty() && files.is_empty() =>
{
Visit::Nothing
}
_ => Visit::Specific { dirs, files },
}
}
},
}
}
}
/// Tree that maps `RepoPath` to value of type `V`.
#[derive(Clone, Default, Eq, PartialEq)]
struct RepoPathTree<V> {
entries: HashMap<RepoPathComponentBuf, RepoPathTree<V>>,
value: V,
}
impl<V> RepoPathTree<V> {
fn add(&mut self, dir: &RepoPath) -> &mut Self
where
V: Default,
{
dir.components().fold(self, |sub, name| {
// Avoid name.clone() if entry already exists.
if !sub.entries.contains_key(name) {
sub.entries.insert(name.to_owned(), Self::default());
}
sub.entries.get_mut(name).unwrap()
})
}
fn get(&self, dir: &RepoPath) -> Option<&Self> {
dir.components()
.try_fold(self, |sub, name| sub.entries.get(name))
}
/// Walks the tree from the root to the given `dir`, yielding each sub tree
/// and remaining path.
fn walk_to<'a, 'b: 'a>(
&'a self,
dir: &'b RepoPath,
) -> impl Iterator<Item = (&'a Self, &'b RepoPath)> + 'a {
iter::successors(Some((self, dir)), |(sub, dir)| {
let mut components = dir.components();
let name = components.next()?;
Some((sub.entries.get(name)?, components.as_path()))
})
}
}
impl<V: Debug> Debug for RepoPathTree<V> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.value.fmt(f)?;
f.write_str(" ")?;
f.debug_map()
.entries(
self.entries
.iter()
.sorted_unstable_by_key(|&(name, _)| name),
)
.finish()
}
}
#[cfg(test)]
mod tests {
use maplit::hashset;
use super::*;
fn repo_path(value: &str) -> &RepoPath {
RepoPath::from_internal_string(value)
}
#[test]
fn test_nothingmatcher() {
let m = NothingMatcher;
assert!(!m.matches(repo_path("file")));
assert!(!m.matches(repo_path("dir/file")));
assert_eq!(m.visit(RepoPath::root()), Visit::Nothing);
}
#[test]
fn test_filesmatcher_empty() {
let m = FilesMatcher::new([] as [&RepoPath; 0]);
assert!(!m.matches(repo_path("file")));
assert!(!m.matches(repo_path("dir/file")));
assert_eq!(m.visit(RepoPath::root()), Visit::Nothing);
}
#[test]
fn test_filesmatcher_nonempty() {
let m = FilesMatcher::new([
repo_path("dir1/subdir1/file1"),
repo_path("dir1/subdir1/file2"),
repo_path("dir1/subdir2/file3"),
repo_path("file4"),
]);
assert!(!m.matches(repo_path("dir1")));
assert!(!m.matches(repo_path("dir1/subdir1")));
assert!(m.matches(repo_path("dir1/subdir1/file1")));
assert!(m.matches(repo_path("dir1/subdir1/file2")));
assert!(!m.matches(repo_path("dir1/subdir1/file3")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(
hashset! {RepoPathComponentBuf::from("dir1")},
hashset! {RepoPathComponentBuf::from("file4")}
)
);
assert_eq!(
m.visit(repo_path("dir1")),
Visit::sets(
hashset! {
RepoPathComponentBuf::from("subdir1"),
RepoPathComponentBuf::from("subdir2"),
},
hashset! {}
)
);
assert_eq!(
m.visit(repo_path("dir1/subdir1")),
Visit::sets(
hashset! {},
hashset! {
RepoPathComponentBuf::from("file1"),
RepoPathComponentBuf::from("file2"),
},
)
);
assert_eq!(
m.visit(repo_path("dir1/subdir2")),
Visit::sets(hashset! {}, hashset! {RepoPathComponentBuf::from("file3")})
);
}
#[test]
fn test_prefixmatcher_empty() {
let m = PrefixMatcher::new([] as [&RepoPath; 0]);
assert!(!m.matches(repo_path("file")));
assert!(!m.matches(repo_path("dir/file")));
assert_eq!(m.visit(RepoPath::root()), Visit::Nothing);
}
#[test]
fn test_prefixmatcher_root() {
let m = PrefixMatcher::new([RepoPath::root()]);
// Matches all files
assert!(m.matches(repo_path("file")));
assert!(m.matches(repo_path("dir/file")));
// Visits all directories
assert_eq!(m.visit(RepoPath::root()), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("foo/bar")), Visit::AllRecursively);
}
#[test]
fn test_prefixmatcher_single_prefix() {
let m = PrefixMatcher::new([repo_path("foo/bar")]);
// Parts of the prefix should not match
assert!(!m.matches(repo_path("foo")));
assert!(!m.matches(repo_path("bar")));
// A file matching the prefix exactly should match
assert!(m.matches(repo_path("foo/bar")));
// Files in subdirectories should match
assert!(m.matches(repo_path("foo/bar/baz")));
assert!(m.matches(repo_path("foo/bar/baz/qux")));
// Sibling files should not match
assert!(!m.matches(repo_path("foo/foo")));
// An unrooted "foo/bar" should not match
assert!(!m.matches(repo_path("bar/foo/bar")));
// The matcher should only visit directory foo/ in the root (file "foo"
// shouldn't be visited)
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(hashset! {RepoPathComponentBuf::from("foo")}, hashset! {})
);
// Inside parent directory "foo/", both subdirectory "bar" and file "bar" may
// match
assert_eq!(
m.visit(repo_path("foo")),
Visit::sets(
hashset! {RepoPathComponentBuf::from("bar")},
hashset! {RepoPathComponentBuf::from("bar")}
)
);
// Inside a directory that matches the prefix, everything matches recursively
assert_eq!(m.visit(repo_path("foo/bar")), Visit::AllRecursively);
// Same thing in subdirectories of the prefix
assert_eq!(m.visit(repo_path("foo/bar/baz")), Visit::AllRecursively);
// Nothing in directories that are siblings of the prefix can match, so don't
// visit
assert_eq!(m.visit(repo_path("bar")), Visit::Nothing);
}
#[test]
fn test_prefixmatcher_nested_prefixes() {
let m = PrefixMatcher::new([repo_path("foo"), repo_path("foo/bar/baz")]);
assert!(m.matches(repo_path("foo")));
assert!(!m.matches(repo_path("bar")));
assert!(m.matches(repo_path("foo/bar")));
// Matches because the "foo" pattern matches
assert!(m.matches(repo_path("foo/baz/foo")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(
hashset! {RepoPathComponentBuf::from("foo")},
hashset! {RepoPathComponentBuf::from("foo")}
)
);
// Inside a directory that matches the prefix, everything matches recursively
assert_eq!(m.visit(repo_path("foo")), Visit::AllRecursively);
// Same thing in subdirectories of the prefix
assert_eq!(m.visit(repo_path("foo/bar/baz")), Visit::AllRecursively);
}
#[test]
fn test_fileglobsmatcher_rooted() {
let to_pattern = |s| glob::Pattern::new(s).unwrap();
let m = FileGlobsMatcher::new([(RepoPath::root(), to_pattern("*.rs"))]);
assert!(!m.matches(repo_path("foo")));
assert!(m.matches(repo_path("foo.rs")));
assert!(!m.matches(repo_path("foo.rss")));
assert!(!m.matches(repo_path("foo.rs/bar.rs")));
assert!(!m.matches(repo_path("foo/bar.rs")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All
}
);
// Multiple patterns at the same directory
let m = FileGlobsMatcher::new([
(RepoPath::root(), to_pattern("foo?")),
(RepoPath::root(), to_pattern("**/*.rs")),
]);
assert!(!m.matches(repo_path("foo")));
assert!(m.matches(repo_path("foo1")));
assert!(!m.matches(repo_path("Foo1")));
assert!(!m.matches(repo_path("foo1/foo2")));
assert!(m.matches(repo_path("foo.rs")));
assert!(m.matches(repo_path("foo.rs/bar.rs")));
assert!(m.matches(repo_path("foo/bar.rs")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All
}
);
assert_eq!(
m.visit(repo_path("foo")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All
}
);
assert_eq!(
m.visit(repo_path("bar/baz")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All
}
);
}
#[test]
fn test_fileglobsmatcher_nested() {
let to_pattern = |s| glob::Pattern::new(s).unwrap();
let m = FileGlobsMatcher::new([
(repo_path("foo"), to_pattern("**/*.a")),
(repo_path("foo/bar"), to_pattern("*.b")),
(repo_path("baz"), to_pattern("?*")),
]);
assert!(!m.matches(repo_path("foo")));
assert!(m.matches(repo_path("foo/x.a")));
assert!(!m.matches(repo_path("foo/x.b")));
assert!(m.matches(repo_path("foo/bar/x.a")));
assert!(m.matches(repo_path("foo/bar/x.b")));
assert!(m.matches(repo_path("foo/bar/baz/x.a")));
assert!(!m.matches(repo_path("foo/bar/baz/x.b")));
assert!(!m.matches(repo_path("baz")));
assert!(m.matches(repo_path("baz/x")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::Specific {
dirs: VisitDirs::Set(hashset! {
RepoPathComponentBuf::from("foo"),
RepoPathComponentBuf::from("baz"),
}),
files: VisitFiles::Set(hashset! {}),
}
);
assert_eq!(
m.visit(repo_path("foo")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All,
}
);
assert_eq!(
m.visit(repo_path("foo/bar")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All,
}
);
assert_eq!(
m.visit(repo_path("foo/bar/baz")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All,
}
);
assert_eq!(m.visit(repo_path("bar")), Visit::Nothing);
assert_eq!(
m.visit(repo_path("baz")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All,
}
);
}
#[test]
fn test_fileglobsmatcher_wildcard_any() {
let to_pattern = |s| glob::Pattern::new(s).unwrap();
// "*" could match the root path, but it doesn't matter since the root
// isn't a valid file path.
let m = FileGlobsMatcher::new([(RepoPath::root(), to_pattern("*"))]);
assert!(!m.matches(RepoPath::root())); // doesn't matter
assert!(m.matches(repo_path("x")));
assert!(m.matches(repo_path("x.rs")));
assert!(!m.matches(repo_path("foo/bar.rs")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All
}
);
// "foo/*" shouldn't match "foo"
let m = FileGlobsMatcher::new([(repo_path("foo"), to_pattern("*"))]);
assert!(!m.matches(RepoPath::root()));
assert!(!m.matches(repo_path("foo")));
assert!(m.matches(repo_path("foo/x")));
assert!(!m.matches(repo_path("foo/bar/baz")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::Specific {
dirs: VisitDirs::Set(hashset! {RepoPathComponentBuf::from("foo")}),
files: VisitFiles::Set(hashset! {}),
}
);
assert_eq!(
m.visit(repo_path("foo")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All
}
);
assert_eq!(m.visit(repo_path("bar")), Visit::Nothing);
}
#[test]
fn test_unionmatcher_concatenate_roots() {
let m1 = PrefixMatcher::new([repo_path("foo"), repo_path("bar")]);
let m2 = PrefixMatcher::new([repo_path("bar"), repo_path("baz")]);
let m = UnionMatcher::new(&m1, &m2);
assert!(m.matches(repo_path("foo")));
assert!(m.matches(repo_path("foo/bar")));
assert!(m.matches(repo_path("bar")));
assert!(m.matches(repo_path("bar/foo")));
assert!(m.matches(repo_path("baz")));
assert!(m.matches(repo_path("baz/foo")));
assert!(!m.matches(repo_path("qux")));
assert!(!m.matches(repo_path("qux/foo")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(
hashset! {
RepoPathComponentBuf::from("foo"),
RepoPathComponentBuf::from("bar"),
RepoPathComponentBuf::from("baz"),
},
hashset! {
RepoPathComponentBuf::from("foo"),
RepoPathComponentBuf::from("bar"),
RepoPathComponentBuf::from("baz"),
},
)
);
assert_eq!(m.visit(repo_path("foo")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("foo/bar")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("bar")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("bar/foo")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("baz")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("baz/foo")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("qux")), Visit::Nothing);
assert_eq!(m.visit(repo_path("qux/foo")), Visit::Nothing);
}
#[test]
fn test_unionmatcher_concatenate_subdirs() {
let m1 = PrefixMatcher::new([repo_path("common/bar"), repo_path("1/foo")]);
let m2 = PrefixMatcher::new([repo_path("common/baz"), repo_path("2/qux")]);
let m = UnionMatcher::new(&m1, &m2);
assert!(!m.matches(repo_path("common")));
assert!(!m.matches(repo_path("1")));
assert!(!m.matches(repo_path("2")));
assert!(m.matches(repo_path("common/bar")));
assert!(m.matches(repo_path("common/bar/baz")));
assert!(m.matches(repo_path("common/baz")));
assert!(m.matches(repo_path("1/foo")));
assert!(m.matches(repo_path("1/foo/qux")));
assert!(m.matches(repo_path("2/qux")));
assert!(!m.matches(repo_path("2/quux")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(
hashset! {
RepoPathComponentBuf::from("common"),
RepoPathComponentBuf::from("1"),
RepoPathComponentBuf::from("2"),
},
hashset! {},
)
);
assert_eq!(
m.visit(repo_path("common")),
Visit::sets(
hashset! {
RepoPathComponentBuf::from("bar"),
RepoPathComponentBuf::from("baz"),
},
hashset! {
RepoPathComponentBuf::from("bar"),
RepoPathComponentBuf::from("baz"),
},
)
);
assert_eq!(
m.visit(repo_path("1")),
Visit::sets(
hashset! {RepoPathComponentBuf::from("foo")},
hashset! {RepoPathComponentBuf::from("foo")},
)
);
assert_eq!(
m.visit(repo_path("2")),
Visit::sets(
hashset! {RepoPathComponentBuf::from("qux")},
hashset! {RepoPathComponentBuf::from("qux")},
)
);
assert_eq!(m.visit(repo_path("common/bar")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("1/foo")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("2/qux")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("2/quux")), Visit::Nothing);
}
#[test]
fn test_differencematcher_remove_subdir() {
let m1 = PrefixMatcher::new([repo_path("foo"), repo_path("bar")]);
let m2 = PrefixMatcher::new([repo_path("foo/bar")]);
let m = DifferenceMatcher::new(&m1, &m2);
assert!(m.matches(repo_path("foo")));
assert!(!m.matches(repo_path("foo/bar")));
assert!(!m.matches(repo_path("foo/bar/baz")));
assert!(m.matches(repo_path("foo/baz")));
assert!(m.matches(repo_path("bar")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(
hashset! {
RepoPathComponentBuf::from("foo"),
RepoPathComponentBuf::from("bar"),
},
hashset! {
RepoPathComponentBuf::from("foo"),
RepoPathComponentBuf::from("bar"),
},
)
);
assert_eq!(
m.visit(repo_path("foo")),
Visit::Specific {
dirs: VisitDirs::All,
files: VisitFiles::All,
}
);
assert_eq!(m.visit(repo_path("foo/bar")), Visit::Nothing);
assert_eq!(m.visit(repo_path("foo/baz")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("bar")), Visit::AllRecursively);
}
#[test]
fn test_differencematcher_shared_patterns() {
let m1 = PrefixMatcher::new([repo_path("foo"), repo_path("bar")]);
let m2 = PrefixMatcher::new([repo_path("foo")]);
let m = DifferenceMatcher::new(&m1, &m2);
assert!(!m.matches(repo_path("foo")));
assert!(!m.matches(repo_path("foo/bar")));
assert!(m.matches(repo_path("bar")));
assert!(m.matches(repo_path("bar/foo")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(
hashset! {
RepoPathComponentBuf::from("foo"),
RepoPathComponentBuf::from("bar"),
},
hashset! {
RepoPathComponentBuf::from("foo"),
RepoPathComponentBuf::from("bar"),
},
)
);
assert_eq!(m.visit(repo_path("foo")), Visit::Nothing);
assert_eq!(m.visit(repo_path("foo/bar")), Visit::Nothing);
assert_eq!(m.visit(repo_path("bar")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("bar/foo")), Visit::AllRecursively);
}
#[test]
fn test_intersectionmatcher_intersecting_roots() {
let m1 = PrefixMatcher::new([repo_path("foo"), repo_path("bar")]);
let m2 = PrefixMatcher::new([repo_path("bar"), repo_path("baz")]);
let m = IntersectionMatcher::new(&m1, &m2);
assert!(!m.matches(repo_path("foo")));
assert!(!m.matches(repo_path("foo/bar")));
assert!(m.matches(repo_path("bar")));
assert!(m.matches(repo_path("bar/foo")));
assert!(!m.matches(repo_path("baz")));
assert!(!m.matches(repo_path("baz/foo")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(
hashset! {RepoPathComponentBuf::from("bar")},
hashset! {RepoPathComponentBuf::from("bar")}
)
);
assert_eq!(m.visit(repo_path("foo")), Visit::Nothing);
assert_eq!(m.visit(repo_path("foo/bar")), Visit::Nothing);
assert_eq!(m.visit(repo_path("bar")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("bar/foo")), Visit::AllRecursively);
assert_eq!(m.visit(repo_path("baz")), Visit::Nothing);
assert_eq!(m.visit(repo_path("baz/foo")), Visit::Nothing);
}
#[test]
fn test_intersectionmatcher_subdir() {
let m1 = PrefixMatcher::new([repo_path("foo")]);
let m2 = PrefixMatcher::new([repo_path("foo/bar")]);
let m = IntersectionMatcher::new(&m1, &m2);
assert!(!m.matches(repo_path("foo")));
assert!(!m.matches(repo_path("bar")));
assert!(m.matches(repo_path("foo/bar")));
assert!(m.matches(repo_path("foo/bar/baz")));
assert!(!m.matches(repo_path("foo/baz")));
assert_eq!(
m.visit(RepoPath::root()),
Visit::sets(hashset! {RepoPathComponentBuf::from("foo")}, hashset! {})
);
assert_eq!(m.visit(repo_path("bar")), Visit::Nothing);
assert_eq!(
m.visit(repo_path("foo")),
Visit::sets(
hashset! {RepoPathComponentBuf::from("bar")},
hashset! {RepoPathComponentBuf::from("bar")}
)
);
assert_eq!(m.visit(repo_path("foo/bar")), Visit::AllRecursively);
}
}