Merge pull request #2076 from ehuss/gitignore

Switch from gitignore to ignore

.github/workflows/main.yml

@@ -32,7 +32,7 @@ jobs:
           - build: msrv
             os: ubuntu-20.04
             # sync MSRV with docs: guide/src/guide/installation.md and Cargo.toml
-            rust: 1.60.0
+            rust: 1.63.0
     steps:
     - uses: actions/checkout@v3
     - name: Install Rust

Cargo.toml

@@ -14,7 +14,7 @@ license = "MPL-2.0"
 readme = "README.md"
 repository = "https://github.com/rust-lang/mdBook"
 description = "Creates a book from markdown files"
-rust-version = "1.60"
+rust-version = "1.63"
 
 [dependencies]
 anyhow = "1.0.28"
@@ -39,7 +39,7 @@ topological-sort = "0.2.2"
 # Watch feature
 notify = { version = "5.0.0", optional = true }
 notify-debouncer-mini = { version = "0.2.1", optional = true }
-gitignore = { version = "1.0", optional = true }
+ignore = { version = "0.4.20", optional = true }
 
 # Serve feature
 futures-util = { version = "0.3.4", optional = true }
@@ -60,9 +60,9 @@ walkdir = "2.0"
 
 [features]
 default = ["watch", "serve", "search"]
-watch = ["notify", "notify-debouncer-mini", "gitignore"]
-serve = ["futures-util", "tokio", "warp"]
-search = ["elasticlunr-rs", "ammonia"]
+watch = ["dep:notify", "dep:notify-debouncer-mini", "dep:ignore"]
+serve = ["dep:futures-util", "dep:tokio", "dep:warp"]
+search = ["dep:elasticlunr-rs", "dep:ammonia"]
 
 [[bin]]
 doc = false

guide/src/guide/installation.md

@@ -20,7 +20,7 @@ To make it easier to run, put the path to the binary into your `PATH`.
 
 To build the `mdbook` executable from source, you will first need to install Rust and Cargo.
 Follow the instructions on the [Rust installation page].
-mdBook currently requires at least Rust version 1.60.
+mdBook currently requires at least Rust version 1.63.
 
 Once you have installed Rust, the following command can be used to build and install mdBook:
 

src/cmd/watch.rs

@@ -1,5 +1,6 @@
 use super::command_prelude::*;
 use crate::{get_book_dir, open};
+use ignore::gitignore::Gitignore;
 use mdbook::errors::Result;
 use mdbook::utils;
 use mdbook::MDBook;
@@ -62,14 +63,14 @@ fn remove_ignored_files(book_root: &Path, paths: &[PathBuf]) -> Vec<PathBuf> {
 
     match find_gitignore(book_root) {
         Some(gitignore_path) => {
-            match gitignore::File::new(gitignore_path.as_path()) {
-                Ok(exclusion_checker) => filter_ignored_files(exclusion_checker, paths),
-                Err(_) => {
-                    // We're unable to read the .gitignore file, so we'll silently allow everything.
-                    // Please see discussion: https://github.com/rust-lang/mdBook/pull/1051
-                    paths.iter().map(|path| path.to_path_buf()).collect()
-                }
+            let (ignore, err) = Gitignore::new(&gitignore_path);
+            if let Some(err) = err {
+                warn!(
+                    "error reading gitignore `{}`: {err}",
+                    gitignore_path.display()
+                );
             }
+            filter_ignored_files(ignore, paths)
         }
         None => {
             // There is no .gitignore file.
@@ -85,18 +86,13 @@ fn find_gitignore(book_root: &Path) -> Option<PathBuf> {
         .find(|p| p.exists())
 }
 
-fn filter_ignored_files(exclusion_checker: gitignore::File, paths: &[PathBuf]) -> Vec<PathBuf> {
+fn filter_ignored_files(ignore: Gitignore, paths: &[PathBuf]) -> Vec<PathBuf> {
     paths
         .iter()
-        .filter(|path| match exclusion_checker.is_excluded(path) {
-            Ok(exclude) => !exclude,
-            Err(error) => {
-                warn!(
-                    "Unable to determine if {:?} is excluded: {:?}. Including it.",
-                    &path, error
-                );
-                true
-            }
+        .filter(|path| {
+            !ignore
+                .matched_path_or_any_parents(path, path.is_dir())
+                .is_ignore()
         })
         .map(|path| path.to_path_buf())
         .collect()