Add support for excluding files from wheels by .gitignore

Cargo.toml

@@ -46,7 +46,6 @@ structopt = "0.3.21"
 tar = "0.4.33"
 tempfile = "3.2.0"
 toml = "0.5.8"
-walkdir = "2.3.1"
 zip = "0.5.5"
 thiserror = "1.0.24"
 dirs = { version = "4.0.0", optional = true }
@@ -58,6 +57,7 @@ target-lexicon = "0.12.0"
 pyproject-toml = "0.3.0"
 python-pkginfo = "0.5.0"
 textwrap = "0.14.2"
+ignore = "0.4.18"
 
 [dev-dependencies]
 indoc = "1.0.3"

src/module_writer.rs

@@ -22,7 +22,6 @@ use std::path::{Path, PathBuf};
 use std::process::{Command, Output};
 use std::str;
 use tempfile::{tempdir, TempDir};
-use walkdir::WalkDir;
 use zip::{self, ZipWriter};
 
 /// Allows writing the module to a wheel or add it directly to the virtualenv
@@ -771,7 +770,9 @@ pub fn write_python_part(
     python_module: impl AsRef<Path>,
     module_name: impl AsRef<Path>,
 ) -> Result<()> {
-    for absolute in WalkDir::new(&python_module) {
+    use ignore::WalkBuilder;
+
+    for absolute in WalkBuilder::new(&python_module).hidden(false).build() {
         let absolute = absolute?.into_path();
 
         let relative = absolute.strip_prefix(python_module.as_ref().parent().unwrap())?;