Windows: Do not filter archive directories

I do not have a windows box so this is hard to test. But my guess is
that issues like this have been caused by archive directories being
ignored. This may fix this.
https://github.com/bootandy/dust/issues/153

Cargo.lock

@@ -148,7 +148,7 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "du-dust"
-version = "0.8.0"
+version = "0.8.1-alpha.2"
 dependencies = [
  "ansi_term",
  "assert_cmd",

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "du-dust"
 description = "A more intuitive version of du"
-version = "0.8.0"
+version = "0.8.1-alpha.2"
 authors = ["bootandy <bootandy@gmail.com>", "nebkor <code@ardent.nebcorp.com>"]
 edition = "2018"
 readme = "README.md"

ci/how2publish.txt

@@ -3,6 +3,7 @@
 # tag a commit and push (increment version in Cargo.toml first):
 #   git tag v0.4.5
 #   git push origin v0.4.5
+# pre release notation: "0.8.1-alpha.1"
 
 # cargo publish to put it in crates.io
 

src/platform.rs

@@ -105,7 +105,6 @@ pub fn get_metadata(d: &Path, _use_apparent_size: bool) -> Option<(u64, Option<(
     use std::os::windows::fs::MetadataExt;
     match d.metadata() {
         Ok(ref md) => {
-            const FILE_ATTRIBUTE_ARCHIVE: u32 = 0x20u32;
             const FILE_ATTRIBUTE_READONLY: u32 = 0x1u32;
             const FILE_ATTRIBUTE_HIDDEN: u32 = 0x2u32;
             const FILE_ATTRIBUTE_SYSTEM: u32 = 0x4u32;
@@ -114,8 +113,7 @@ pub fn get_metadata(d: &Path, _use_apparent_size: bool) -> Option<(u64, Option<(
 
             let attr_filtered = md.file_attributes()
                 & !(FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_READONLY | FILE_ATTRIBUTE_SYSTEM);
-            if attr_filtered == FILE_ATTRIBUTE_ARCHIVE
+            if attr_filtered == FILE_ATTRIBUTE_DIRECTORY
-                || attr_filtered == FILE_ATTRIBUTE_DIRECTORY
                 || md.file_attributes() == FILE_ATTRIBUTE_NORMAL
             {
                 Some((md.len(), None))