hide xdg-mime-backend for windows users, cargo update

Cargo.lock

@@ -514,18 +514,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.23"
+version = "1.0.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76cc616c6abf8c8928e2fdcc0dbfab37175edd8fb49a4641066ad1364fdab146"
+checksum = "e0f4a65597094d4483ddaed134f409b2cb7c1beccf25201a9f73c719254fa98e"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.23"
+version = "1.0.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9be73a2caec27583d0046ef3796c3794f868a5bc813db689eed00c7631275cd1"
+checksum = "7765189610d8241a44529806d6fd1f2e0a08734313a35d5b3a556f92b381f3c0"
 dependencies = [
  "proc-macro2",
  "quote",

Cargo.toml

@@ -13,6 +13,9 @@ rust-version = "1.43.0" # cached requires 1.42.0
 default = ["multi-threaded", "infer-backend"]
 multi-threaded = ["rayon"]
 infer-backend = ["infer"]
+
+# always disable xdg-mime-backend on windows
+[target.'cfg(not(target_os = "windows"))'.features]
 xdg-mime-backend = ["xdg-mime"]
 
 [dependencies]
@@ -24,7 +27,9 @@ snailquote = "0.3.0"
 once_cell = "1.5.2"
 rayon = { version = "1.5.0", optional = true }
 infer = { version = "0.3.4", optional = true }
+
 # use git version while waiting on a release incorporating https://github.com/ebassi/xdg-mime-rs/commit/de5a6dd
+[target.'cfg(not(target_os = "windows"))'.dependencies]
 xdg-mime = {git = "https://github.com/ebassi/xdg-mime-rs", version = "0.3", rev = "de5a6dd", optional = true }
 
 [dependencies.clap]