From 740cf001d6533972f0363282dfe32def0055d308 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kalle=20Lindstr=C3=B6m?= <kalind@posteo.se>
Date: Thu, 17 Nov 2022 10:51:51 +0100
Subject: [PATCH]  Version 1.0.1

* The `rename` command now recognizes more subtitle file formats.
---
 CHANGELOG              |   6 +
 Cargo.lock             | 506 +++++++++++++++++++----------------------
 Cargo.toml             |   4 +-
 src/commands/alass.rs  |   4 +-
 src/commands/mpv.rs    |   9 +-
 src/commands/rename.rs |   6 +-
 src/commands/time.rs   |   3 +
 src/commands/util.rs   |  57 +++++
 src/scanner.rs         |   6 +-
 tests/cli_test.rs      |   4 +-
 10 files changed, 322 insertions(+), 283 deletions(-)

diff --git a/CHANGELOG b/CHANGELOG
index 9b6d217..0600806 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,9 @@
+Thu Nov 17 2022
+
+    Version 1.0.1
+
+    * The `rename` command now recognizes more subtitle file formats.
+
 Sun Jan 22 2022
 
     Version 1.0.0
diff --git a/Cargo.lock b/Cargo.lock
index 7972254..f230db2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -28,9 +28,9 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.18"
+version = "0.7.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e37cfd5e7657ada45f742d6e99ca5788580b5c529dc78faf11ece6dc702656f"
+checksum = "b4f55bd91a0978cbfd91c457a164bab8b4001c833b7f323132c0a4e1922dd44e"
 dependencies = [
  "memchr",
 ]
@@ -46,9 +46,9 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.53"
+version = "1.0.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "94a45b455c14666b85fc40a019e8ab9eb75e3a124e05494f5397122bc9eb06e0"
+checksum = "216261ddc8289130e551ddcd5ce8a064710c0d064a4d2895c67151c92b5443f6"
 
 [[package]]
 name = "ascii"
@@ -58,9 +58,9 @@ checksum = "3ae7d751998c189c1d4468cf0a39bb2eae052a9c58d50ebb3b9591ee3813ad50"
 
 [[package]]
 name = "assert_cmd"
-version = "2.0.4"
+version = "2.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93ae1ddd39efd67689deb1979d80bad3bf7f2b09c6e6117c8d1f2443b5e2f83e"
+checksum = "ba45b8163c49ab5f972e59a8a5a03b6d2972619d486e19ec9fe744f7c2753d3c"
 dependencies = [
  "bstr",
  "doc-comment",
@@ -72,9 +72,9 @@ dependencies = [
 
 [[package]]
 name = "async-channel"
-version = "1.6.1"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2114d64672151c0c5eaa5e131ec84a74f06e1e559830dabba01ca30605d66319"
+checksum = "e14485364214912d3b19cc3435dde4df66065127f05fa0d75c712f36f12c2f28"
 dependencies = [
  "concurrent-queue",
  "event-listener",
@@ -83,9 +83,9 @@ dependencies = [
 
 [[package]]
 name = "async-task"
-version = "4.0.3"
+version = "4.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e91831deabf0d6d7ec49552e489aed63b7456a7a3c46cff62adad428110b0af0"
+checksum = "7a40729d2133846d9ed0ea60a8b9541bccddab49cd30f0715a1da672fe9a2524"
 
 [[package]]
 name = "atomic-waker"
@@ -106,15 +106,15 @@ dependencies = [
 
 [[package]]
 name = "autocfg"
-version = "1.0.1"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cdb031dd78e28731d87d56cc8ffef4a8f36ca26c38fe2de700543e627f8a464a"
+checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "backtrace"
-version = "0.3.63"
+version = "0.3.66"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "321629d8ba6513061f26707241fa9bc89524ff1cd7a915a97ef0c62c666ce1b6"
+checksum = "cab84319d616cfb654d03394f38ab7e6f0919e181b1b57e1fd15e7fb4077d9a7"
 dependencies = [
  "addr2line",
  "cc",
@@ -133,9 +133,9 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
 [[package]]
 name = "blocking"
-version = "1.1.0"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "046e47d4b2d391b1f6f8b407b1deb8dee56c1852ccd868becf2710f601b5f427"
+checksum = "c6ccb65d468978a086b69884437ded69a90faab3bbe6e67f242173ea728acccc"
 dependencies = [
  "async-channel",
  "async-task",
@@ -147,13 +147,14 @@ dependencies = [
 
 [[package]]
 name = "bstr"
-version = "0.2.17"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3569f383e8f1598449f1a423e72e99569137b47740b1da11ef19af3d5c3223"
+checksum = "fca0852af221f458706eb0725c03e4ed6c46af9ac98e6a689d5e634215d594dd"
 dependencies = [
- "lazy_static 1.4.0",
  "memchr",
+ "once_cell",
  "regex-automata",
+ "serde",
 ]
 
 [[package]]
@@ -179,9 +180,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.72"
+version = "1.0.76"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22a9137b95ea06864e018375b72adfb7db6e6f68cfc8df5a04d00288050485ee"
+checksum = "76a284da2e6fe2092f2353e51713435363112dfd60030e22add80be333fb928f"
 
 [[package]]
 name = "cfg-if"
@@ -222,18 +223,18 @@ dependencies = [
 
 [[package]]
 name = "concurrent-queue"
-version = "1.2.2"
+version = "1.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30ed07550be01594c6026cff2a1d7fe9c8f683caa798e12b68694ac9e88286a3"
+checksum = "af4780a44ab5696ea9e28294517f1fffb421a83a25af521333c838635509db9c"
 dependencies = [
  "cache-padded",
 ]
 
 [[package]]
 name = "crossbeam-channel"
-version = "0.5.2"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e54ea8bc3fb1ee042f5aace6e3c6e025d3874866da222930f70ce62aceba0bfa"
+checksum = "c2dd04ddaf88237dc3b8d8f9a3c1004b506b54b3313403944054d23c0870c521"
 dependencies = [
  "cfg-if",
  "crossbeam-utils",
@@ -241,9 +242,9 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-deque"
-version = "0.8.1"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6455c0ca19f0d2fbf751b908d5c55c1f5cbc65e03c4225427254b46890bdde1e"
+checksum = "715e8152b692bba2d374b53d4875445368fdf21a94751410af607a5ac677d1fc"
 dependencies = [
  "cfg-if",
  "crossbeam-epoch",
@@ -252,32 +253,31 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.9.6"
+version = "0.9.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97242a70df9b89a65d0b6df3c4bf5b9ce03c5b7309019777fbde37e7537f8762"
+checksum = "f916dfc5d356b0ed9dae65f1db9fc9770aa2851d2662b988ccf4fe3516e86348"
 dependencies = [
+ "autocfg",
  "cfg-if",
  "crossbeam-utils",
- "lazy_static 1.4.0",
  "memoffset",
  "scopeguard",
 ]
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.8.6"
+version = "0.8.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfcae03edb34f947e64acdb1c33ec169824e20657e9ecb61cef6c8c74dcb8120"
+checksum = "edbafec5fa1f196ca66527c1b12c2ec4745ca14b50f1ad8f9f6f720b55d11fac"
 dependencies = [
  "cfg-if",
- "lazy_static 1.4.0",
 ]
 
 [[package]]
 name = "crossterm"
-version = "0.22.1"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c85525306c4291d1b73ce93c8acf9c339f9b213aef6c1d85c3830cbf1c16325c"
+checksum = "e64e6c0fbe2c17357405f7c758c1ef960fce08bdfb2c03d88d2a18d7e09c4b67"
 dependencies = [
  "bitflags",
  "crossterm_winapi",
@@ -300,9 +300,9 @@ dependencies = [
 
 [[package]]
 name = "ctrlc"
-version = "3.2.1"
+version = "3.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a19c6cedffdc8c03a3346d723eb20bd85a13362bb96dc2ac000842c6381ec7bf"
+checksum = "1d91974fbbe88ec1df0c24a4f00f99583667a7e2e6272b2b92d294d81e462173"
 dependencies = [
  "nix",
  "winapi",
@@ -322,15 +322,15 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "either"
-version = "1.6.1"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e78d4f1cc4ae33bbfc157ed5d5a5ef3bc29227303d595861deb238fcec4e9457"
+checksum = "90e5c1c8368803113bf0c9584fc495a58b86dc8a29edbf8fe877d21d9507e797"
 
 [[package]]
 name = "encoding_rs"
-version = "0.8.30"
+version = "0.8.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7896dc8abb250ffdda33912550faa54c88ec8b998dec0b2c55ab224921ce11df"
+checksum = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"
 dependencies = [
  "cfg-if",
 ]
@@ -355,9 +355,9 @@ dependencies = [
 
 [[package]]
 name = "event-listener"
-version = "2.5.2"
+version = "2.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "77f3309417938f28bf8228fcff79a4a37103981e3e186d2ccd19c74b38f4eb71"
+checksum = "0206175f82b8d6bf6652ff7d71a1e27fd2e4efde587fd368662814d6ec1d9ce0"
 
 [[package]]
 name = "failure"
@@ -383,9 +383,9 @@ dependencies = [
 
 [[package]]
 name = "fastrand"
-version = "1.7.0"
+version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3fcf0cee53519c866c09b5de1f6c56ff9d647101f81c1964fa632e148896cdf"
+checksum = "a7a407cfaa3385c4ae6b23e84623d48c2798d06e3e6a1878f7f59f17b3f86499"
 dependencies = [
  "instant",
 ]
@@ -396,56 +396,20 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "98de4bbd547a563b716d8dfa9aad1cb19bfab00f4fa09a6a4ed21dbcf44ce9c4"
 dependencies = [
- "num-traits 0.2.14",
-]
-
-[[package]]
-name = "futures"
-version = "0.3.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28560757fe2bb34e79f907794bb6b22ae8b0e5c669b638a1132f2592b19035b4"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-executor",
- "futures-io",
- "futures-sink",
- "futures-task",
- "futures-util",
-]
-
-[[package]]
-name = "futures-channel"
-version = "0.3.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3dda0b6588335f360afc675d0564c17a77a2bda81ca178a4b6081bd86c7f0b"
-dependencies = [
- "futures-core",
- "futures-sink",
+ "num-traits 0.2.15",
 ]
 
 [[package]]
 name = "futures-core"
-version = "0.3.19"
+version = "0.3.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d0c8ff0461b82559810cdccfde3215c3f373807f5e5232b71479bff7bb2583d7"
-
-[[package]]
-name = "futures-executor"
-version = "0.3.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29d6d2ff5bb10fb95c85b8ce46538a2e5f5e7fdc755623a7d4529ab8a4ed9d2a"
-dependencies = [
- "futures-core",
- "futures-task",
- "futures-util",
-]
+checksum = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"
 
 [[package]]
 name = "futures-io"
-version = "0.3.19"
+version = "0.3.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1f9d34af5a1aac6fb380f735fe510746c38067c5bf16c7fd250280503c971b2"
+checksum = "00f5fb52a06bdcadeb54e8d3671f8888a39697dcb0b81b23b55174030427f4eb"
 
 [[package]]
 name = "futures-lite"
@@ -462,52 +426,11 @@ dependencies = [
  "waker-fn",
 ]
 
-[[package]]
-name = "futures-macro"
-version = "0.3.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6dbd947adfffb0efc70599b3ddcf7b5597bb5fa9e245eb99f62b3a5f7bb8bd3c"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
-name = "futures-sink"
-version = "0.3.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3055baccb68d74ff6480350f8d6eb8fcfa3aa11bdc1a1ae3afdd0514617d508"
-
-[[package]]
-name = "futures-task"
-version = "0.3.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ee7c6485c30167ce4dfb83ac568a849fe53274c831081476ee13e0dce1aad72"
-
-[[package]]
-name = "futures-util"
-version = "0.3.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9b5cf40b47a271f77a8b1bec03ca09044d99d2372c0de244e66430761127164"
-dependencies = [
- "futures-channel",
- "futures-core",
- "futures-io",
- "futures-macro",
- "futures-sink",
- "futures-task",
- "memchr",
- "pin-project-lite",
- "pin-utils",
- "slab",
-]
-
 [[package]]
 name = "gimli"
-version = "0.26.1"
+version = "0.26.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78cc372d058dcf6d5ecd98510e7fbc9e5aec4d21de70f65fea8fecebcd881bd4"
+checksum = "22030e2c5a68ec659fde1e949a745124b48e6fa8b045b7ed5bd1fe4ccc5c4e5d"
 
 [[package]]
 name = "glob"
@@ -548,18 +471,21 @@ dependencies = [
 
 [[package]]
 name = "interprocess"
-version = "1.1.1"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c58ec7fbda1df9a93f587b780659db3c99f61f4be27f9c82c9b37684ffd0366"
+checksum = "81f2533f3be42fffe3b5e63b71aeca416c1c3bc33e4e27be018521e76b1f38fb"
 dependencies = [
  "blocking",
  "cfg-if",
- "futures",
+ "futures-core",
+ "futures-io",
  "intmap",
  "libc",
  "once_cell",
+ "rustc_version",
  "spinning",
  "thiserror",
+ "to_method",
  "winapi",
 ]
 
@@ -580,9 +506,9 @@ dependencies = [
 
 [[package]]
 name = "itertools"
-version = "0.10.3"
+version = "0.10.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9a9d19fa1e79b6215ff29b9d6880b706147f16e9b1dbb1e4e5947b5b02bc5e3"
+checksum = "b0fd2260e829bddf4cb6ea802289de2f86d6a7a690192fbe91b3f46e0f2c8473"
 dependencies = [
  "either",
 ]
@@ -601,16 +527,17 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.113"
+version = "0.2.137"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eef78b64d87775463c549fbd80e19249ef436ea3bf1de2a1eb7e717ec7fab1e9"
+checksum = "fc7fcc620a3bff7cdd7a365be3376c97191aeaccc2a603e600951e452615bf89"
 
 [[package]]
 name = "lock_api"
-version = "0.4.5"
+version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712a4d093c9976e24e7dbca41db895dabcbac38eb5f4045393d17a95bdfb1109"
+checksum = "435011366fe56583b16cf956f9df0095b405b82d76425bc8981c0e22e60ec4df"
 dependencies = [
+ "autocfg",
  "scopeguard",
 ]
 
@@ -620,23 +547,23 @@ version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e19e8d5c34a3e0e2223db8e060f9e8264aeeb5c5fc64a4ee9965c062211c024b"
 dependencies = [
- "log 0.4.14",
+ "log 0.4.17",
 ]
 
 [[package]]
 name = "log"
-version = "0.4.14"
+version = "0.4.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "51b9bbe6c47d51fc3e1a9b945965946b4c44142ab8792c50835a980d362c2710"
+checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
 dependencies = [
  "cfg-if",
 ]
 
 [[package]]
 name = "memchr"
-version = "2.4.1"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
+checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
 name = "memoffset"
@@ -649,47 +576,35 @@ dependencies = [
 
 [[package]]
 name = "miniz_oxide"
-version = "0.4.4"
+version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a92518e98c078586bc6c934028adcca4c92a53d6a958196de835170a01d84e4b"
+checksum = "96590ba8f175222643a85693f33d26e9c8a015f599c216509b1a6894af675d34"
 dependencies = [
  "adler",
- "autocfg",
 ]
 
 [[package]]
 name = "mio"
-version = "0.7.14"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8067b404fe97c70829f082dec8bcf4f71225d7eaea1d8645349cb76fa06205cc"
+checksum = "e5d732bc30207a6423068df043e3d02e0735b155ad7ce1a6f76fe2baa5b158de"
 dependencies = [
  "libc",
- "log 0.4.14",
- "miow",
- "ntapi",
- "winapi",
-]
-
-[[package]]
-name = "miow"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9f1c5b025cda876f66ef43a113f91ebc9f4ccef34843000e0adf6ebbab84e21"
-dependencies = [
- "winapi",
+ "log 0.4.17",
+ "wasi",
+ "windows-sys",
 ]
 
 [[package]]
 name = "nix"
-version = "0.23.1"
+version = "0.25.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f866317acbd3a240710c63f065ffb1e4fd466259045ccb504130b7f668f35c6"
+checksum = "e322c04a9e3440c327fca7b6c8a63e6890a32fa2ad689db972425f07e0d22abb"
 dependencies = [
+ "autocfg",
  "bitflags",
- "cc",
  "cfg-if",
  "libc",
- "memoffset",
 ]
 
 [[package]]
@@ -704,34 +619,25 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "61807f77802ff30975e01f4f071c8ba10c022052f98b3294119f3e615d13e5be"
 
-[[package]]
-name = "ntapi"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
-dependencies = [
- "winapi",
-]
-
 [[package]]
 name = "num-integer"
-version = "0.1.44"
+version = "0.1.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2cc698a63b549a70bc047073d2949cce27cd1c7b0a4a862d08a8031bc2801db"
+checksum = "225d3389fb3509a24c93f5c29eb6bde2586b98d9f016636dff58d7c6f7569cd9"
 dependencies = [
  "autocfg",
- "num-traits 0.2.14",
+ "num-traits 0.2.15",
 ]
 
 [[package]]
 name = "num-iter"
-version = "0.1.42"
+version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2021c8337a54d21aca0d59a92577a029af9431cb59b909b03252b9c164fad59"
+checksum = "7d03e6c028c5dc5cac6e2dec0efda81fc887605bb3d884578bb6d6bf7514e252"
 dependencies = [
  "autocfg",
  "num-integer",
- "num-traits 0.2.14",
+ "num-traits 0.2.15",
 ]
 
 [[package]]
@@ -741,7 +647,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee314c74bd753fc86b4780aa9475da469155f3848473a261d2d18e35245a784e"
 dependencies = [
  "num-integer",
- "num-traits 0.2.14",
+ "num-traits 0.2.15",
 ]
 
 [[package]]
@@ -750,23 +656,23 @@ version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "92e5113e9fd4cc14ded8e499429f396a20f98c772a47cc8622a736e1ec843c31"
 dependencies = [
- "num-traits 0.2.14",
+ "num-traits 0.2.15",
 ]
 
 [[package]]
 name = "num-traits"
-version = "0.2.14"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a64b1ec5cda2586e284722486d802acf1f7dbdc623e2bfc57e65ca1cd099290"
+checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
 dependencies = [
  "autocfg",
 ]
 
 [[package]]
 name = "num_cpus"
-version = "1.13.1"
+version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19e64526ebdee182341572e50e9ad03965aa510cd94427a4549448f285e957a1"
+checksum = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"
 dependencies = [
  "hermit-abi",
  "libc",
@@ -774,18 +680,18 @@ dependencies = [
 
 [[package]]
 name = "object"
-version = "0.27.1"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67ac1d3f9a1d3616fd9a60c8d74296f22406a238b6a72f5cc1e6f314df4ffbf9"
+checksum = "21158b2c33aa6d4561f1c0a6ea283ca92bc54802a93b263e910746d679a7eb53"
 dependencies = [
  "memchr",
 ]
 
 [[package]]
 name = "once_cell"
-version = "1.9.0"
+version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da32515d9f6e6e489d7bc9d84c71b060db7247dc035bbe44eac88cf87486d8d5"
+checksum = "86f0b0d4bf799edbc74508c1e8bf170ff5f41238e5f8225603ca7caaae2b7860"
 
 [[package]]
 name = "parking"
@@ -795,66 +701,58 @@ checksum = "427c3892f9e783d91cc128285287e70a59e206ca452770ece88a76f7a3eddd72"
 
 [[package]]
 name = "parking_lot"
-version = "0.11.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
+checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
 dependencies = [
- "instant",
  "lock_api",
  "parking_lot_core",
 ]
 
 [[package]]
 name = "parking_lot_core"
-version = "0.8.5"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
+checksum = "4dc9e0dc2adc1c69d09143aff38d3d30c5c3f0df0dad82e6d25547af174ebec0"
 dependencies = [
  "cfg-if",
- "instant",
  "libc",
  "redox_syscall",
  "smallvec",
- "winapi",
+ "windows-sys",
 ]
 
 [[package]]
 name = "pin-project-lite"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e280fbe77cc62c91527259e9442153f4688736748d24660126286329742b4c6c"
-
-[[package]]
-name = "pin-utils"
-version = "0.1.0"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
 
 [[package]]
 name = "predicates"
-version = "2.1.1"
+version = "2.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5aab5be6e4732b473071984b3164dbbfb7a3674d30ea5ff44410b6bcd960c3c"
+checksum = "ed6bd09a7f7e68f3f0bf710fb7ab9c4615a488b58b5f653382a687701e458c92"
 dependencies = [
  "difflib",
  "float-cmp",
- "itertools 0.10.3",
+ "itertools 0.10.5",
  "normalize-line-endings",
  "predicates-core",
- "regex 1.5.4",
+ "regex 1.7.0",
 ]
 
 [[package]]
 name = "predicates-core"
-version = "1.0.3"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "da1c2388b1513e1b605fcec39a95e0a9e8ef088f71443ef37099fa9ae6673fcb"
+checksum = "72f883590242d3c6fc5bf50299011695fa6590c2c70eac95ee1bdb9a733ad1a2"
 
 [[package]]
 name = "predicates-tree"
-version = "1.0.5"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d86de6de25020a36c6d3643a86d9a6a9f552107c0559c60ea03551b5e16c032"
+checksum = "54ff541861505aabf6ea722d2131ee980b8276e10a1297b94e896dd8b621850d"
 dependencies = [
  "predicates-core",
  "termtree",
@@ -862,27 +760,27 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.36"
+version = "1.0.47"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7342d5883fbccae1cc37a2353b09c87c9b0f3afd73f5fb9bba687a1f733b029"
+checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
 dependencies = [
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.15"
+version = "1.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "864d3e96a899863136fc6e99f3d7cae289dafe43bf2c5ac19b70df7210c0a145"
+checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "rayon"
-version = "1.5.1"
+version = "1.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c06aca804d41dbc8ba42dfd964f0d01334eceb64314b9ecf7c5fad5188a06d90"
+checksum = "bd99e5772ead8baa5215278c9b15bf92087709e9c1b2d1f97cdb5a183c933a7d"
 dependencies = [
  "autocfg",
  "crossbeam-deque",
@@ -892,22 +790,21 @@ dependencies = [
 
 [[package]]
 name = "rayon-core"
-version = "1.9.1"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d78120e2c850279833f1dd3582f730c4ab53ed95aeaaaa862a2a5c71b1656d8e"
+checksum = "258bcdb5ac6dad48491bb2992db6b7cf74878b0384908af124823d118c99683f"
 dependencies = [
  "crossbeam-channel",
  "crossbeam-deque",
  "crossbeam-utils",
- "lazy_static 1.4.0",
  "num_cpus",
 ]
 
 [[package]]
 name = "redox_syscall"
-version = "0.2.10"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8383f39639269cde97d255a32bdb68c047337295414940c68bdd30c2e13203ff"
+checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
 dependencies = [
  "bitflags",
 ]
@@ -927,13 +824,13 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.5.4"
+version = "1.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d07a8629359eb56f1e2fb1652bb04212c072a87ba68546a04065d525673ac461"
+checksum = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"
 dependencies = [
- "aho-corasick 0.7.18",
+ "aho-corasick 0.7.19",
  "memchr",
- "regex-syntax 0.6.25",
+ "regex-syntax 0.6.28",
 ]
 
 [[package]]
@@ -953,9 +850,9 @@ dependencies = [
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.25"
+version = "0.6.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
+checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
 
 [[package]]
 name = "remove_dir_all"
@@ -995,15 +892,21 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "semver"
-version = "1.0.4"
+version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "568a8e6258aa33c13358f81fd834adb854c6f7c9468520910a9b1e8fac068012"
+checksum = "e25dfac463d778e353db5be2449d1cce89bd6fd23c9f1ea21310ce6e5a1b29c4"
+
+[[package]]
+name = "serde"
+version = "1.0.147"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d193d69bae983fc11a79df82342761dfbf28a99fc8d203dca4c3c1b590948965"
 
 [[package]]
 name = "signal-hook"
-version = "0.3.13"
+version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "647c97df271007dcea485bb74ffdb57f2e683f1306c854f468a0c244badabf2d"
+checksum = "a253b5e89e2698464fc26b545c9edceb338e18a89effeeecfea192c3025be29d"
 dependencies = [
  "libc",
  "signal-hook-registry",
@@ -1011,9 +914,9 @@ dependencies = [
 
 [[package]]
 name = "signal-hook-mio"
-version = "0.2.1"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29fd5867f1c4f2c5be079aee7a2adf1152ebb04a4bc4d341f504b7dece607ed4"
+checksum = "29ad2e15f37ec9a6cc544097b78a1ec90001e9f71b81338ca39f430adaca99af"
 dependencies = [
  "libc",
  "mio",
@@ -1029,17 +932,11 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "slab"
-version = "0.4.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9def91fd1e018fe007022791f865d0ccc9b3a0d5001e01aabb8b40e46000afb5"
-
 [[package]]
 name = "smallvec"
-version = "1.8.0"
+version = "1.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2dd574626839106c320a323308629dcb1acfc96e32a8cba364ddc61ac23ee83"
+checksum = "a507befe795404456341dfab10cef66ead4c041f62b8b11bbb92bffe5d0953e0"
 
 [[package]]
 name = "spinning"
@@ -1058,7 +955,7 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "sub-batch"
-version = "1.0.0"
+version = "1.0.1"
 dependencies = [
  "anyhow",
  "assert_cmd",
@@ -1071,7 +968,7 @@ dependencies = [
  "lazy_static 1.4.0",
  "predicates",
  "rayon",
- "regex 1.5.4",
+ "regex 1.7.0",
  "subparse",
  "tempfile",
  "which",
@@ -1093,13 +990,13 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.86"
+version = "1.0.103"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a65b3f4ffa0092e9887669db0eae07941f023991ab58ea44da8fe8e2d511c6b"
+checksum = "a864042229133ada95abf3b54fdc62ef5ccabe9515b64717bcb9a1919e59445d"
 dependencies = [
  "proc-macro2",
  "quote",
- "unicode-xid",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -1130,9 +1027,9 @@ dependencies = [
 
 [[package]]
 name = "termtree"
-version = "0.2.4"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "507e9898683b6c43a9aa55b64259b721b52ba226e0f3779137e50ad114a4c90b"
+checksum = "95059e91184749cb66be6dc994f67f182b6d897cb3df74a5bf66b5e709295fd8"
 
 [[package]]
 name = "textwrap"
@@ -1145,18 +1042,18 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.30"
+version = "1.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "854babe52e4df1653706b98fcfc05843010039b406875930a70e4d9644e5c417"
+checksum = "10deb33631e3c9018b9baf9dcbbc4f737320d2b576bac10f6aefa048fa407e3e"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.30"
+version = "1.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa32fd3f627f367fe16f893e2597ae3c05020f8bba2666a4e6ea73d377e5714b"
+checksum = "982d17546b47146b28f7c22e3d08465f6b8903d0ea13c1660d9d84a6e7adcdbb"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1172,29 +1069,41 @@ dependencies = [
  "lazy_static 1.4.0",
 ]
 
+[[package]]
+name = "to_method"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7c4ceeeca15c8384bbc3e011dbd8fccb7f068a440b752b7d9b32ceb0ca0e2e8"
+
 [[package]]
 name = "ucd-util"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c85f514e095d348c279b1e5cd76795082cf15bd59b93207832abe0b1d8fed236"
+checksum = "65bfcbf611b122f2c10eb1bb6172fbc4c2e25df9970330e4d75ce2b5201c9bfc"
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
 
 [[package]]
 name = "unicode-width"
-version = "0.1.9"
+version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ed742d4ea2bd1176e236172c8429aaf54486e7ac098db29ffe6529e0ce50973"
+checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.2"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ccb82d61f80a663efe1f787a51b16b5a51e3314d6ac365b08639f52387b33f3"
+checksum = "f962df74c8c05a667b5ee8bcf162993134c104e96440b663c8daa176dc772d8c"
 
 [[package]]
 name = "utf8-ranges"
-version = "1.0.4"
+version = "1.0.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4ae116fef2b7fea257ed6440d3cfcff7f190865f170cdad00bb6465bf18ecba"
+checksum = "7fcfc827f90e53a02eaef5e535ee14266c1d569214c6aa70133a624d8a3164ba"
 
 [[package]]
 name = "vec_map"
@@ -1233,15 +1142,21 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9d5b2c62b4012a3e1eca5a7e077d13b3bf498c4073e33ccd58626607748ceeca"
 
+[[package]]
+name = "wasi"
+version = "0.11.0+wasi-snapshot-preview1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+
 [[package]]
 name = "which"
-version = "4.2.2"
+version = "4.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea187a8ef279bc014ec368c27a920da2024d2a711109bfbe3440585d5cf27ad9"
+checksum = "1c831fbbee9e129a8cf93e7747a82da9d95ba8e16621cae60ec2cdc849bacb7b"
 dependencies = [
  "either",
- "lazy_static 1.4.0",
  "libc",
+ "once_cell",
 ]
 
 [[package]]
@@ -1265,3 +1180,60 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
+[[package]]
+name = "windows-sys"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
diff --git a/Cargo.toml b/Cargo.toml
index a6c22e9..6283c2e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 edition = "2021"
 name = "sub-batch"
-version = "1.0.0"
+version = "1.0.1"
 authors = ["Kalle Lindström <kalind@posteo.se>"]
 description = "Match and rename subtitle files to video files and perfom other batch operations on subtitle files."
 homepage = "https://github.com/kl/sub-batch"
@@ -23,7 +23,7 @@ which = "4"
 rayon = "1"
 tempfile = "3"
 interprocess = "1"
-crossterm = "0.22"
+crossterm = "0.25"
 ctrlc = { version = "3", features = ["termination"] }
 
 [dev-dependencies]
diff --git a/src/commands/alass.rs b/src/commands/alass.rs
index 68a58ee..e597e79 100644
--- a/src/commands/alass.rs
+++ b/src/commands/alass.rs
@@ -30,9 +30,7 @@ impl AlassCommand {
             video_filter: self.global_conf.video_filter.as_ref(),
         })?;
 
-        if matches.is_empty() {
-            return Ok(());
-        }
+        util::validate_sub_and_file_matches(&self.global_conf, &matches)?;
 
         if self.global_conf.no_confirm || util::ask_user_ok(&matches)? {
             if self.conf.no_parallel {
diff --git a/src/commands/mpv.rs b/src/commands/mpv.rs
index 13fac1c..46669f3 100644
--- a/src/commands/mpv.rs
+++ b/src/commands/mpv.rs
@@ -1,3 +1,4 @@
+use crate::commands::util;
 use crate::config::{GlobalConfig, TimeConfig};
 use crate::scanner;
 use crate::scanner::{ScanOptions, SubAndFile};
@@ -5,7 +6,7 @@ use crate::time;
 use anyhow::Context;
 use anyhow::Result as AnyResult;
 use crossterm::cursor::MoveToColumn;
-use crossterm::event::{Event, KeyCode, KeyEvent, KeyModifiers};
+use crossterm::event::{Event, KeyCode, KeyEvent, KeyEventKind, KeyModifiers};
 use crossterm::style::Print;
 use crossterm::terminal::{Clear, ClearType};
 use crossterm::{cursor, event, terminal, ExecutableCommand};
@@ -62,9 +63,7 @@ impl MpvCommand {
             sub_area: None,
             video_area: None,
         })?;
-        if matches.is_empty() {
-            bail!("must have at least one matching video/subtitle file pair");
-        }
+        util::validate_sub_and_file_matches(&self.global_conf, &matches)?;
         Ok(matches.swap_remove(0))
     }
 
@@ -84,6 +83,8 @@ impl MpvCommand {
             if let Event::Key(KeyEvent {
                 code: KeyCode::Char(char),
                 modifiers,
+                kind: KeyEventKind::Press,
+                ..
             }) = event
             {
                 time_shift += match char {
diff --git a/src/commands/rename.rs b/src/commands/rename.rs
index ed15e59..0df6beb 100644
--- a/src/commands/rename.rs
+++ b/src/commands/rename.rs
@@ -14,15 +14,13 @@ pub fn run(global_conf: &GlobalConfig, conf: RenameConfig) -> AnyResult<()> {
         video_filter: global_conf.video_filter.as_ref(),
     })?;
 
+    util::validate_sub_and_file_matches_ignore_extensions(global_conf, &matches)?;
+
     let renames: Vec<SubAndFile> = matches
         .into_iter()
         .filter(|re| re.sub_file_part != re.file_file_part)
         .collect();
 
-    if renames.is_empty() {
-        return Ok(());
-    }
-
     if global_conf.no_confirm || util::ask_user_ok(&renames)? {
         for rename in renames.iter() {
             let new_name = rename.file_path.with_extension(&rename.sub_ext_part);
diff --git a/src/commands/time.rs b/src/commands/time.rs
index 1cff03b..850cccf 100644
--- a/src/commands/time.rs
+++ b/src/commands/time.rs
@@ -1,3 +1,4 @@
+use crate::commands::util;
 use crate::config::{GlobalConfig, TimeConfig};
 use crate::scanner::{self, ScanOptions};
 use anyhow::Result as AnyResult;
@@ -14,6 +15,8 @@ pub fn run(global_conf: &GlobalConfig, conf: TimeConfig) -> AnyResult<()> {
         video_area: None,
     })?;
 
+    util::validate_sub_matches(global_conf, &matches)?;
+
     let mut parsed_subs: Vec<SubtitleFile> = matches
         .iter()
         .map(|path| -> AnyResult<SubtitleFile> {
diff --git a/src/commands/util.rs b/src/commands/util.rs
index e8c7c07..305ef69 100644
--- a/src/commands/util.rs
+++ b/src/commands/util.rs
@@ -1,6 +1,12 @@
+use crate::config::GlobalConfig;
 use crate::scanner::SubAndFile;
 use anyhow::Result as AnyResult;
 use core::result::Result::Ok;
+use std::ffi::OsStr;
+use std::path::{Path, PathBuf};
+
+// these are the formats that subparse currently supports
+pub static SUBPARSE_SUPPORTED_SUBTITLE_FORMATS: &[&str] = &["ssa", "ass", "sub", "srt", "idx"];
 
 pub fn ask_user_ok(renames: &[SubAndFile]) -> AnyResult<bool> {
     for rename in renames.iter() {
@@ -17,3 +23,54 @@ pub fn ask_user_ok(renames: &[SubAndFile]) -> AnyResult<bool> {
 
     Ok(input.to_lowercase().starts_with('y'))
 }
+
+pub fn validate_sub_matches(global_conf: &GlobalConfig, matches: &[PathBuf]) -> AnyResult<()> {
+    if matches.is_empty() {
+        bail!("found no subtitle files in {:?}", &global_conf.path);
+    }
+    validate_sub_extensions(matches)?;
+    Ok(())
+}
+
+pub fn validate_sub_and_file_matches(
+    global_conf: &GlobalConfig,
+    matches: &[SubAndFile],
+) -> AnyResult<()> {
+    validate_sub_and_file_matches_ignore_extensions(global_conf, matches)?;
+    let sub_files: Vec<&PathBuf> = matches.iter().map(|m| &m.sub_path).collect();
+    validate_sub_extensions(&sub_files)?;
+    Ok(())
+}
+
+pub fn validate_sub_and_file_matches_ignore_extensions(
+    global_conf: &GlobalConfig,
+    matches: &[SubAndFile],
+) -> AnyResult<()> {
+    if matches.is_empty() {
+        bail!(
+            "found no video/subtitle file pairs in {:?}",
+            &global_conf.path
+        );
+    }
+    Ok(())
+}
+
+fn validate_sub_extensions(sub_files: &[impl AsRef<Path>]) -> AnyResult<()> {
+    if !has_subparse_supported_subtitle_formats(sub_files) {
+        bail!(
+            "command supports only the following subtitle formats: {:?}",
+            SUBPARSE_SUPPORTED_SUBTITLE_FORMATS
+        );
+    }
+    Ok(())
+}
+
+fn has_subparse_supported_subtitle_formats(matches: &[impl AsRef<Path>]) -> bool {
+    matches.iter().all(|m| {
+        m.as_ref()
+            .extension()
+            .and_then(&OsStr::to_str)
+            .map(|ext| SUBPARSE_SUPPORTED_SUBTITLE_FORMATS.contains(&ext))
+            == Some(true)
+    })
+}
diff --git a/src/scanner.rs b/src/scanner.rs
index 7492943..c8ad3b2 100644
--- a/src/scanner.rs
+++ b/src/scanner.rs
@@ -10,7 +10,11 @@ lazy_static! {
     static ref NUMBER: Regex = Regex::new(r"\d+").unwrap();
 }
 
-static EXTENSIONS: &[&str] = &["ssa", "ass", "sub", "srt", "idx"];
+static EXTENSIONS: &[&str] = &[
+    "cdg", "idx", "srt", "sub", "utf", "ass", "ssa", "aqt", "jss", "psb", "rt", "sami", "smi",
+    "smil", "stl", "usf", "dks", "pjs", "mpl2", "mks", "vtt", "tt", "ttml", "dfxp", "scc", "itt",
+    "sbv", "aaf", "mcc", "mxf", "asc", "cap", "onl", "cin", "ult", "scr", "sst", "nav", "son",
+];
 
 #[derive(Debug)]
 pub struct SubAndFile {
diff --git a/tests/cli_test.rs b/tests/cli_test.rs
index c6e4389..c767bf9 100644
--- a/tests/cli_test.rs
+++ b/tests/cli_test.rs
@@ -39,7 +39,7 @@ fn rename_does_not_happen_when_filter_is_not_matching() {
         .arg("-y")
         .arg("rename")
         .assert()
-        .success();
+        .failure();
 
     let files = util::files_in(&dir);
     assert_eq!(files.len(), 2);
@@ -98,7 +98,7 @@ fn timings_do_not_change_when_filter_is_not_matching() {
         .arg("time")
         .arg("100")
         .assert()
-        .success();
+        .failure();
 
     let first = files.iter().find(|f| f.contains("sub.srt")).unwrap();
     let first_text = std::fs::read_to_string(&dir.path().join(first)).unwrap();