From a100c9be524419b35cbf6f419c7094411b6deddd Mon Sep 17 00:00:00 2001
From: mtgmonkey <mtgmonkey@nixos>
Date: Tue, 8 Jul 2025 07:53:14 -0400
Subject: [PATCH] cli arguments, clippy passes

---
 .gitignore  |   2 +
 Cargo.lock  | 821 ++++------------------------------------------------
 Cargo.toml  |  21 +-
 flake.lock  |   6 +-
 flake.nix   |  11 +-
 package.nix |   3 +
 src/lib.rs  | 574 ++++++++++++++++++++++++++----------
 src/main.rs |  48 ++-
 8 files changed, 528 insertions(+), 958 deletions(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4075fb2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+target
+result
diff --git a/Cargo.lock b/Cargo.lock
index f1aab20..3b16745 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,9 +4,9 @@ version = 4
 
 [[package]]
 name = "ab_glyph"
-version = "0.2.29"
+version = "0.2.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec3672c180e71eeaaac3a541fbbc5f5ad4def8b747c595ad30d674e43049f7b0"
+checksum = "1e0f4f6fbdc5ee39f2ede9f5f3ec79477271a6d6a2baff22310d51736bda6cea"
 dependencies = [
  "ab_glyph_rasterizer",
  "owned_ttf_parser",
@@ -14,26 +14,9 @@ dependencies = [
 
 [[package]]
 name = "ab_glyph_rasterizer"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c71b1793ee61086797f5c80b6efa2b8ffa6d5dd703f118545808a7f2e27f7046"
-
-[[package]]
-name = "adler2"
-version = "2.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
-
-[[package]]
-name = "ahash"
-version = "0.7.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "891477e0c6a8957309ee5c45a6368af3ae14bb510732d2684ffa19af310920f9"
-dependencies = [
- "getrandom 0.2.16",
- "once_cell",
- "version_check",
-]
+checksum = "b2187590a23ab1e3df8681afdf0987c48504d80291f002fcdb651f0ef5e25169"
 
 [[package]]
 name = "ahash"
@@ -42,7 +25,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a15f179cd60c4584b8a8c596927aadc462e27f2ca70c04e0071964a73ba7a75"
 dependencies = [
  "cfg-if",
- "getrandom 0.3.3",
+ "getrandom",
  "once_cell",
  "version_check",
  "zerocopy",
@@ -126,18 +109,6 @@ dependencies = [
  "libloading 0.7.4",
 ]
 
-[[package]]
-name = "async-broadcast"
-version = "0.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "435a87a52755b8f27fcf321ac4f04b2802e337c8c4872923137471ec39c37532"
-dependencies = [
- "event-listener 5.4.0",
- "event-listener-strategy",
- "futures-core",
- "pin-project-lite",
-]
-
 [[package]]
 name = "async-channel"
 version = "1.9.0"
@@ -151,9 +122,9 @@ dependencies = [
 
 [[package]]
 name = "async-channel"
-version = "2.3.1"
+version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89b47800b0be77592da0afd425cc03468052844aff33b84e33cc696f64e77b6a"
+checksum = "924ed96dd52d1b75e9c1a3e6275715fd320f5f9439fb5a4a11fa51f4221158d2"
 dependencies = [
  "concurrent-queue",
  "event-listener-strategy",
@@ -187,17 +158,6 @@ dependencies = [
  "futures-lite 1.13.0",
 ]
 
-[[package]]
-name = "async-fs"
-version = "2.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ebcd09b382f40fcd159c2d695175b2ae620ffa5f3bd6f664131efff4e8b9e04a"
-dependencies = [
- "async-lock 3.4.0",
- "blocking",
- "futures-lite 2.6.0",
-]
-
 [[package]]
 name = "async-io"
 version = "1.13.0"
@@ -285,36 +245,6 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
-[[package]]
-name = "async-process"
-version = "2.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cde3f4e40e6021d7acffc90095cbd6dc54cb593903d1de5832f435eb274b85dc"
-dependencies = [
- "async-channel 2.3.1",
- "async-io 2.4.1",
- "async-lock 3.4.0",
- "async-signal",
- "async-task",
- "blocking",
- "cfg-if",
- "event-listener 5.4.0",
- "futures-lite 2.6.0",
- "rustix 1.0.7",
- "tracing",
-]
-
-[[package]]
-name = "async-recursion"
-version = "1.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b43422f69d8ff38f95f1b2bb76517c91589a924d1559a0e935d7c8ce0274c11"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
 [[package]]
 name = "async-signal"
 version = "0.2.11"
@@ -339,17 +269,6 @@ version = "4.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b75356056920673b02621b35afd0f7dda9306d03c79a30f5c56c44cf256e3de"
 
-[[package]]
-name = "async-trait"
-version = "0.1.88"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e539d3fca749fcee5236ab05e93a52867dd549cc157c8cb7f99595f3cedffdb5"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
 [[package]]
 name = "atomic-waker"
 version = "1.1.2"
@@ -395,15 +314,6 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0d8c1fef690941d3e7788d328517591fecc684c084084702d6ff1641e993699a"
 
-[[package]]
-name = "block-buffer"
-version = "0.10.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
-dependencies = [
- "generic-array",
-]
-
 [[package]]
 name = "block2"
 version = "0.5.1"
@@ -415,17 +325,37 @@ dependencies = [
 
 [[package]]
 name = "blocking"
-version = "1.6.1"
+version = "1.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "703f41c54fc768e63e091340b424302bb1c29ef4aa0c7f10fe849dfb114d29ea"
+checksum = "e83f8d02be6967315521be875afa792a316e28d57b5a2d401897e2a7921b7f21"
 dependencies = [
- "async-channel 2.3.1",
+ "async-channel 2.5.0",
  "async-task",
  "futures-io",
  "futures-lite 2.6.0",
  "piper",
 ]
 
+[[package]]
+name = "bpaf"
+version = "0.9.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "473976d7a8620bb1e06dcdd184407c2363fe4fec8e983ee03ed9197222634a31"
+dependencies = [
+ "bpaf_derive",
+]
+
+[[package]]
+name = "bpaf_derive"
+version = "0.5.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fefb4feeec9a091705938922f26081aad77c64cd2e76cd1c4a9ece8e42e1618a"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.104",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.19.0"
@@ -492,9 +422,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.2.27"
+version = "1.2.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d487aa071b5f64da6f19a3e848e3578944b726ee5a4854b82172f02aa876bfdc"
+checksum = "5c1599538de2394445747c8cf7935946e3cc27e9625f889d979bfb2aaf569362"
 dependencies = [
  "jobserver",
  "libc",
@@ -634,16 +564,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "core-foundation"
-version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2a6cd9ae233e7f62ba4e9353e81a88df7fc8a5987b8d445b4d90c879bd156f6"
-dependencies = [
- "core-foundation-sys",
- "libc",
-]
-
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.7"
@@ -657,21 +577,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c07782be35f9e1140080c6b96f0d44b739e2278479f64e02fdab4e32dfd8b081"
 dependencies = [
  "bitflags 1.3.2",
- "core-foundation 0.9.4",
- "core-graphics-types 0.1.3",
- "foreign-types",
- "libc",
-]
-
-[[package]]
-name = "core-graphics"
-version = "0.24.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa95a34622365fa5bbf40b20b75dba8dfa8c94c734aea8ac9a5ca38af14316f1"
-dependencies = [
- "bitflags 2.9.1",
- "core-foundation 0.10.1",
- "core-graphics-types 0.2.0",
+ "core-foundation",
+ "core-graphics-types",
  "foreign-types",
  "libc",
 ]
@@ -683,18 +590,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "45390e6114f68f718cc7a830514a96f903cccd70d02a8f6d9f643ac4ba45afaf"
 dependencies = [
  "bitflags 1.3.2",
- "core-foundation 0.9.4",
- "libc",
-]
-
-[[package]]
-name = "core-graphics-types"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d44a101f213f6c4cdc1853d4b78aef6db6bdfa3468798cc1d9912f4735013eb"
-dependencies = [
- "bitflags 2.9.1",
- "core-foundation 0.10.1",
+ "core-foundation",
  "libc",
 ]
 
@@ -721,24 +617,6 @@ dependencies = [
  "unicode-segmentation",
 ]
 
-[[package]]
-name = "cpufeatures"
-version = "0.2.17"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59ed5838eebb26a2bb2e58f6d5b5316989ae9d08bab10e0e6d103e656d1b0280"
-dependencies = [
- "libc",
-]
-
-[[package]]
-name = "crc32fast"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a97769d94ddab943e4510d138150169a2758b5ef3eb191a9ee688de3e23ef7b3"
-dependencies = [
- "cfg-if",
-]
-
 [[package]]
 name = "crossbeam-deque"
 version = "0.8.6"
@@ -770,22 +648,6 @@ version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "460fbee9c2c2f33933d720630a6a0bac33ba7053db5344fac858d4b8952d77d5"
 
-[[package]]
-name = "crypto-common"
-version = "0.1.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
-dependencies = [
- "generic-array",
- "typenum",
-]
-
-[[package]]
-name = "ctor-lite"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f791803201ab277ace03903de1594460708d2d54df6053f2d9e82f592b19e3b"
-
 [[package]]
 name = "cursor-icon"
 version = "1.2.0"
@@ -803,64 +665,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "dark-light"
-version = "1.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a76fa97167fa740dcdbfe18e8895601e1bc36525f09b044e00916e717c03a3c"
-dependencies = [
- "dconf_rs",
- "detect-desktop-environment",
- "dirs",
- "objc",
- "rust-ini",
- "web-sys",
- "winreg",
- "zbus",
-]
-
-[[package]]
-name = "dconf_rs"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7046468a81e6a002061c01e6a7c83139daf91b11c30e66795b13217c2d885c8b"
-
-[[package]]
-name = "detect-desktop-environment"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "21d8ad60dd5b13a4ee6bd8fa2d5d88965c597c67bce32b5fc49c94f55cb50810"
-
-[[package]]
-name = "digest"
-version = "0.10.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
-dependencies = [
- "block-buffer",
- "crypto-common",
-]
-
-[[package]]
-name = "dirs"
-version = "4.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3aa72a6f96ea37bbc5aa912f6788242832f75369bdfdadcb0e38423f100059"
-dependencies = [
- "dirs-sys",
-]
-
-[[package]]
-name = "dirs-sys"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b1d1d91c932ef41c0f2663aa8b0ca0342d444d842c06914aa0a7e352d0bada6"
-dependencies = [
- "libc",
- "redox_users",
- "winapi",
-]
-
 [[package]]
 name = "dispatch"
 version = "0.2.0"
@@ -876,12 +680,6 @@ dependencies = [
  "libloading 0.8.8",
 ]
 
-[[package]]
-name = "dlv-list"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0688c2a7f92e427f44895cd63841bff7b29f8d7a1648b9e7e07a4a365b2e1257"
-
 [[package]]
 name = "downcast-rs"
 version = "1.2.1"
@@ -894,78 +692,12 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d8b14ccef22fc6f5a8f4d7d768562a182c04ce9a3b3157b91390b52ddfdf1a76"
 
-[[package]]
-name = "drm"
-version = "0.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98888c4bbd601524c11a7ed63f814b8825f420514f78e96f752c437ae9cbb5d1"
-dependencies = [
- "bitflags 2.9.1",
- "bytemuck",
- "drm-ffi",
- "drm-fourcc",
- "rustix 0.38.44",
-]
-
-[[package]]
-name = "drm-ffi"
-version = "0.8.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97c98727e48b7ccb4f4aea8cfe881e5b07f702d17b7875991881b41af7278d53"
-dependencies = [
- "drm-sys",
- "rustix 0.38.44",
-]
-
-[[package]]
-name = "drm-fourcc"
-version = "2.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0aafbcdb8afc29c1a7ee5fbe53b5d62f4565b35a042a662ca9fecd0b54dae6f4"
-
-[[package]]
-name = "drm-sys"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd39dde40b6e196c2e8763f23d119ddb1a8714534bf7d77fa97a65b0feda3986"
-dependencies = [
- "libc",
- "linux-raw-sys 0.6.5",
-]
-
 [[package]]
 name = "either"
 version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
 
-[[package]]
-name = "endi"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3d8a32ae18130a3c84dd492d4215c3d913c3b07c6b63c2eb3eb7ff1101ab7bf"
-
-[[package]]
-name = "enumflags2"
-version = "0.7.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1027f7680c853e056ebcec683615fb6fbbc07dbaa13b4d5d9442b146ded4ecef"
-dependencies = [
- "enumflags2_derive",
- "serde",
-]
-
-[[package]]
-name = "enumflags2_derive"
-version = "0.7.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "67c78a4d8fdf9953a5c9d458f9efe940fd97a0cab0941c075a813ac594733827"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -1066,25 +798,6 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
 
-[[package]]
-name = "fdeflate"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e6853b52649d4ac5c0bd02320cddc5ba956bdb407c4b75a2c6b75bf51500f8c"
-dependencies = [
- "simd-adler32",
-]
-
-[[package]]
-name = "flate2"
-version = "1.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a3d7db9596fecd151c5f638c0ee5d5bd487b6e0ea232e5dc96d5250f6f94b1d"
-dependencies = [
- "crc32fast",
- "miniz_oxide",
-]
-
 [[package]]
 name = "font-types"
 version = "0.7.3"
@@ -1262,16 +975,6 @@ dependencies = [
  "slab",
 ]
 
-[[package]]
-name = "generic-array"
-version = "0.14.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
-dependencies = [
- "typenum",
- "version_check",
-]
-
 [[package]]
 name = "gethostname"
 version = "0.4.3"
@@ -1282,17 +985,6 @@ dependencies = [
  "windows-targets 0.48.5",
 ]
 
-[[package]]
-name = "getrandom"
-version = "0.2.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "335ff9f135e4384c8150d6f27c6daed433577f86b4750418338c01a1a2528592"
-dependencies = [
- "cfg-if",
- "libc",
- "wasi 0.11.1+wasi-snapshot-preview1",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.3.3"
@@ -1302,7 +994,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "r-efi",
- "wasi 0.14.2+wasi-0.2.4",
+ "wasi",
 ]
 
 [[package]]
@@ -1415,22 +1107,13 @@ dependencies = [
  "crunchy",
 ]
 
-[[package]]
-name = "hashbrown"
-version = "0.12.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
-dependencies = [
- "ahash 0.7.8",
-]
-
 [[package]]
 name = "hashbrown"
 version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
 dependencies = [
- "ahash 0.8.12",
+ "ahash",
  "allocator-api2",
 ]
 
@@ -1467,12 +1150,6 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc0fef456e4baa96da950455cd02c081ca953b141298e41db3fc7e36b1da849c"
 
-[[package]]
-name = "hex"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7f24254aa9a54b5c858eaee2f5bccdb46aaf0e486a595ed5fd8f86ba55232a70"
-
 [[package]]
 name = "hexf-parse"
 version = "0.2.1"
@@ -1501,7 +1178,6 @@ checksum = "0013a238275494641bf8f1732a23a808196540dc67b22ff97099c044ae4c8a1c"
 dependencies = [
  "bitflags 2.9.1",
  "bytes",
- "dark-light",
  "glam",
  "log",
  "num-traits",
@@ -1568,7 +1244,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73558208059f9e622df2bf434e044ee2f838ce75201a023cf0ca3e1244f46c2a"
 dependencies = [
  "iced_graphics",
- "iced_tiny_skia",
  "iced_wgpu",
  "log",
  "thiserror",
@@ -1587,22 +1262,6 @@ dependencies = [
  "thiserror",
 ]
 
-[[package]]
-name = "iced_tiny_skia"
-version = "0.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c625d368284fcc43b0b36b176f76eff1abebe7959dd58bd8ce6897d641962a50"
-dependencies = [
- "bytemuck",
- "cosmic-text",
- "iced_graphics",
- "kurbo",
- "log",
- "rustc-hash 2.1.1",
- "softbuffer",
- "tiny-skia",
-]
-
 [[package]]
 name = "iced_wgpu"
 version = "0.13.5"
@@ -1716,7 +1375,7 @@ version = "0.1.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "38f262f097c174adebe41eb73d66ae9c06b2844fb0da69969647bbddd9b0538a"
 dependencies = [
- "getrandom 0.3.3",
+ "getrandom",
  "libc",
 ]
 
@@ -1747,16 +1406,6 @@ version = "3.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2db585e1d738fc771bf08a151420d3ed193d9d895a36df7f6f8a9456b911ddc"
 
-[[package]]
-name = "kurbo"
-version = "0.10.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1618d4ebd923e97d67e7cd363d80aef35fe961005cbbbb3d2dad8bdd1bc63440"
-dependencies = [
- "arrayvec",
- "smallvec",
-]
-
 [[package]]
 name = "libc"
 version = "0.2.174"
@@ -1812,12 +1461,6 @@ version = "0.4.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d26c52dbd32dccf2d10cac7725f8eae5296885fb5703b261f7d0a0739ec807ab"
 
-[[package]]
-name = "linux-raw-sys"
-version = "0.6.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a385b1be4e5c3e362ad2ffa73c392e53f031eaa5b7d648e64cd87f27f6063d7"
-
 [[package]]
 name = "linux-raw-sys"
 version = "0.9.4"
@@ -1870,15 +1513,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "memoffset"
-version = "0.9.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "488016bfae457b036d996092f6cb448677611ce4449e970ceaf42695203f218a"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "metal"
 version = "0.27.0"
@@ -1887,23 +1521,13 @@ checksum = "c43f73953f8cbe511f021b58f18c3ce1c3d1ae13fe953293e13345bf83217f25"
 dependencies = [
  "bitflags 2.9.1",
  "block",
- "core-graphics-types 0.1.3",
+ "core-graphics-types",
  "foreign-types",
  "log",
  "objc",
  "paste",
 ]
 
-[[package]]
-name = "miniz_oxide"
-version = "0.8.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
-dependencies = [
- "adler2",
- "simd-adler32",
-]
-
 [[package]]
 name = "naga"
 version = "0.19.2"
@@ -1963,19 +1587,6 @@ dependencies = [
  "jni-sys",
 ]
 
-[[package]]
-name = "nix"
-version = "0.29.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "71e2746dc3a24dd78b3cfcb7be93368c6de9963d30f43a6a73998a9cf4b17b46"
-dependencies = [
- "bitflags 2.9.1",
- "cfg-if",
- "cfg_aliases 0.2.1",
- "libc",
- "memoffset",
-]
-
 [[package]]
 name = "nix"
 version = "0.30.1"
@@ -2266,26 +1877,6 @@ dependencies = [
  "libredox",
 ]
 
-[[package]]
-name = "ordered-multimap"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccd746e37177e1711c20dd619a1620f34f5c8b569c53590a72dedd5344d8924a"
-dependencies = [
- "dlv-list",
- "hashbrown 0.12.3",
-]
-
-[[package]]
-name = "ordered-stream"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9aa2b01e1d916879f73a53d01d1d6cee68adbb31d6d9177a8cfce093cced1d50"
-dependencies = [
- "futures-core",
- "pin-project-lite",
-]
-
 [[package]]
 name = "owned_ttf_parser"
 version = "0.25.0"
@@ -2333,17 +1924,7 @@ checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
 dependencies = [
  "instant",
  "lock_api",
- "parking_lot_core 0.8.6",
-]
-
-[[package]]
-name = "parking_lot"
-version = "0.12.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70d58bf43669b5795d1576d0641cfb6fbb2057bf629506267a92807158584a13"
-dependencies = [
- "lock_api",
- "parking_lot_core 0.9.11",
+ "parking_lot_core",
 ]
 
 [[package]]
@@ -2360,19 +1941,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "parking_lot_core"
-version = "0.9.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc838d2a56b5b1a6c25f55575dfc605fabb63bb2365f6c2353ef9159aa69e4a5"
-dependencies = [
- "cfg-if",
- "libc",
- "redox_syscall 0.5.13",
- "smallvec",
- "windows-targets 0.52.6",
-]
-
 [[package]]
 name = "paste"
 version = "1.0.15"
@@ -2476,19 +2044,6 @@ version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
-[[package]]
-name = "png"
-version = "0.17.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "82151a2fc869e011c153adc57cf2789ccb8d9906ce52c0b39a6b5697749d7526"
-dependencies = [
- "bitflags 1.3.2",
- "crc32fast",
- "fdeflate",
- "flate2",
- "miniz_oxide",
-]
-
 [[package]]
 name = "polling"
 version = "2.8.0"
@@ -2520,15 +2075,6 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
-[[package]]
-name = "ppv-lite86"
-version = "0.2.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85eae3c4ed2f50dcfe72643da4befc30deadb458a9b590d720cde2f2b1e97da9"
-dependencies = [
- "zerocopy",
-]
-
 [[package]]
 name = "presser"
 version = "0.3.1"
@@ -2589,18 +2135,6 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
- "libc",
- "rand_chacha",
- "rand_core",
-]
-
-[[package]]
-name = "rand_chacha"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
-dependencies = [
- "ppv-lite86",
  "rand_core",
 ]
 
@@ -2609,9 +2143,6 @@ name = "rand_core"
 version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
-dependencies = [
- "getrandom 0.2.16",
-]
 
 [[package]]
 name = "range-alloc"
@@ -2688,17 +2219,6 @@ dependencies = [
  "bitflags 2.9.1",
 ]
 
-[[package]]
-name = "redox_users"
-version = "0.4.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba009ff324d1fc1b900bd1fdb31564febe58a8ccc8a6fdbb93b543d33b13ca43"
-dependencies = [
- "getrandom 0.2.16",
- "libredox",
- "thiserror",
-]
-
 [[package]]
 name = "renderdoc-sys"
 version = "1.1.0"
@@ -2711,22 +2231,13 @@ version = "0.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c20b6793b5c2fa6553b250154b78d6d0db37e72700ae35fad9387a46f487c97"
 
-[[package]]
-name = "rust-ini"
-version = "0.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6d5f2436026b4f6e79dc829837d467cc7e9a55ee40e750d716713540715a2df"
-dependencies = [
- "cfg-if",
- "ordered-multimap",
-]
-
 [[package]]
 name = "rust_term"
 version = "0.1.0"
 dependencies = [
+ "bpaf",
  "iced",
- "nix 0.30.1",
+ "nix",
 ]
 
 [[package]]
@@ -2864,28 +2375,6 @@ dependencies = [
  "syn 2.0.104",
 ]
 
-[[package]]
-name = "serde_repr"
-version = "0.1.20"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "175ee3e80ae9982737ca543e96133087cbd9a485eecc3bc4de9c1a37b47ea59c"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
-
-[[package]]
-name = "sha1"
-version = "0.10.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
-dependencies = [
- "cfg-if",
- "cpufeatures",
- "digest",
-]
-
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -2901,12 +2390,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "simd-adler32"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
-
 [[package]]
 name = "siphasher"
 version = "1.0.1"
@@ -2988,11 +2471,11 @@ checksum = "13f2b548cd8447f8de0fdf1c592929f70f4fc7039a05e47404b0d096ec6987a1"
 dependencies = [
  "async-channel 1.9.0",
  "async-executor",
- "async-fs 1.6.0",
+ "async-fs",
  "async-io 1.13.0",
  "async-lock 2.8.0",
  "async-net",
- "async-process 1.8.1",
+ "async-process",
  "blocking",
  "futures-lite 1.13.0",
 ]
@@ -3016,38 +2499,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "softbuffer"
-version = "0.4.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18051cdd562e792cad055119e0cdb2cfc137e44e3987532e0f9659a77931bb08"
-dependencies = [
- "as-raw-xcb-connection",
- "bytemuck",
- "cfg_aliases 0.2.1",
- "core-graphics 0.24.0",
- "drm",
- "fastrand 2.3.0",
- "foreign-types",
- "js-sys",
- "log",
- "memmap2",
- "objc2",
- "objc2-foundation",
- "objc2-quartz-core",
- "raw-window-handle",
- "redox_syscall 0.5.13",
- "rustix 0.38.44",
- "tiny-xlib",
- "wasm-bindgen",
- "wayland-backend",
- "wayland-client",
- "wayland-sys",
- "web-sys",
- "windows-sys 0.59.0",
- "x11rb",
-]
-
 [[package]]
 name = "spirv"
 version = "0.3.0+sdk-1.3.268.0"
@@ -3117,19 +2568,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "tempfile"
-version = "3.20.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8a64e3985349f2441a1a9ef0b853f869006c3855f2cda6862a94d26ebb9d6a1"
-dependencies = [
- "fastrand 2.3.0",
- "getrandom 0.3.3",
- "once_cell",
- "rustix 1.0.7",
- "windows-sys 0.59.0",
-]
-
 [[package]]
 name = "termcolor"
 version = "1.4.1"
@@ -3170,7 +2608,6 @@ dependencies = [
  "bytemuck",
  "cfg-if",
  "log",
- "png",
  "tiny-skia-path",
 ]
 
@@ -3185,19 +2622,6 @@ dependencies = [
  "strict-num",
 ]
 
-[[package]]
-name = "tiny-xlib"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0324504befd01cab6e0c994f34b2ffa257849ee019d3fb3b64fb2c858887d89e"
-dependencies = [
- "as-raw-xcb-connection",
- "ctor-lite",
- "libloading 0.8.8",
- "pkg-config",
- "tracing",
-]
-
 [[package]]
 name = "tinyvec"
 version = "1.9.0"
@@ -3279,23 +2703,6 @@ version = "0.25.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d2df906b07856748fa3f6e0ad0cbaa047052d4a7dd609e231c4f72cee8c36f31"
 
-[[package]]
-name = "typenum"
-version = "1.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1dccffe3ce07af9386bfd29e80c0ab1a8205a2fc34e4bcd40364df902cfa8f3f"
-
-[[package]]
-name = "uds_windows"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "89daebc3e6fd160ac4aa9fc8b3bf71e1f74fbf92367ae71fb83a037e8bf164b9"
-dependencies = [
- "memoffset",
- "tempfile",
- "winapi",
-]
-
 [[package]]
 name = "unicode-bidi"
 version = "0.3.18"
@@ -3378,12 +2785,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "wasi"
-version = "0.11.1+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b"
-
 [[package]]
 name = "wasi"
 version = "0.14.2+wasi-0.2.4"
@@ -3472,7 +2873,7 @@ checksum = "be0ecb0db480561e9a7642b5d3e4187c128914e58aa84330b9493e3eb68c5e7f"
 dependencies = [
  "futures",
  "js-sys",
- "parking_lot 0.11.2",
+ "parking_lot",
  "pin-utils",
  "wasm-bindgen",
  "wasm-bindgen-futures",
@@ -3620,7 +3021,7 @@ dependencies = [
  "js-sys",
  "log",
  "naga",
- "parking_lot 0.12.4",
+ "parking_lot",
  "profiling",
  "raw-window-handle",
  "smallvec",
@@ -3648,7 +3049,7 @@ dependencies = [
  "log",
  "naga",
  "once_cell",
- "parking_lot 0.12.4",
+ "parking_lot",
  "profiling",
  "raw-window-handle",
  "rustc-hash 1.1.0",
@@ -3672,7 +3073,7 @@ dependencies = [
  "bitflags 2.9.1",
  "block",
  "cfg_aliases 0.1.1",
- "core-graphics-types 0.1.3",
+ "core-graphics-types",
  "d3d12",
  "glow",
  "glutin_wgl_sys",
@@ -3690,7 +3091,7 @@ dependencies = [
  "ndk-sys 0.5.0+25.2.9519653",
  "objc",
  "once_cell",
- "parking_lot 0.12.4",
+ "parking_lot",
  "profiling",
  "range-alloc",
  "raw-window-handle",
@@ -4078,7 +3479,7 @@ version = "0.30.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4409c10174df8779dc29a4788cac85ed84024ccbc1743b776b21a520ee1aaf4"
 dependencies = [
- "ahash 0.8.12",
+ "ahash",
  "android-activity",
  "atomic-waker",
  "bitflags 2.9.1",
@@ -4087,8 +3488,8 @@ dependencies = [
  "calloop",
  "cfg_aliases 0.2.1",
  "concurrent-queue",
- "core-foundation 0.9.4",
- "core-graphics 0.23.2",
+ "core-foundation",
+ "core-graphics",
  "cursor-icon",
  "dpi",
  "js-sys",
@@ -4133,15 +3534,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "winreg"
-version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "80d0f4e272c85def139476380b12f9ac60926689dd2e01d4923222f40580869d"
-dependencies = [
- "winapi",
-]
-
 [[package]]
 name = "wit-bindgen-rt"
 version = "0.39.0"
@@ -4189,16 +3581,6 @@ version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bec9e4a500ca8864c5b47b8b482a73d62e4237670e5b5f1d6b9e3cae50f28f2b"
 
-[[package]]
-name = "xdg-home"
-version = "1.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec1cdab258fb55c0da61328dc52c8764709b249011b2cad0454c72f0bf10a1f6"
-dependencies = [
- "libc",
- "windows-sys 0.59.0",
-]
-
 [[package]]
 name = "xkbcommon-dl"
 version = "0.4.2"
@@ -4230,68 +3612,6 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c94451ac9513335b5e23d7a8a2b61a7102398b8cca5160829d313e84c9d98be1"
 
-[[package]]
-name = "zbus"
-version = "4.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb97012beadd29e654708a0fdb4c84bc046f537aecfde2c3ee0a9e4b4d48c725"
-dependencies = [
- "async-broadcast",
- "async-executor",
- "async-fs 2.1.2",
- "async-io 2.4.1",
- "async-lock 3.4.0",
- "async-process 2.3.1",
- "async-recursion",
- "async-task",
- "async-trait",
- "blocking",
- "enumflags2",
- "event-listener 5.4.0",
- "futures-core",
- "futures-sink",
- "futures-util",
- "hex",
- "nix 0.29.0",
- "ordered-stream",
- "rand",
- "serde",
- "serde_repr",
- "sha1",
- "static_assertions",
- "tracing",
- "uds_windows",
- "windows-sys 0.52.0",
- "xdg-home",
- "zbus_macros",
- "zbus_names",
- "zvariant",
-]
-
-[[package]]
-name = "zbus_macros"
-version = "4.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "267db9407081e90bbfa46d841d3cbc60f59c0351838c4bc65199ecd79ab1983e"
-dependencies = [
- "proc-macro-crate",
- "proc-macro2",
- "quote",
- "syn 2.0.104",
- "zvariant_utils",
-]
-
-[[package]]
-name = "zbus_names"
-version = "3.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4b9b1fef7d021261cc16cba64c351d291b715febe0fa10dc3a443ac5a5022e6c"
-dependencies = [
- "serde",
- "static_assertions",
- "zvariant",
-]
-
 [[package]]
 name = "zeno"
 version = "0.2.3"
@@ -4317,40 +3637,3 @@ dependencies = [
  "quote",
  "syn 2.0.104",
 ]
-
-[[package]]
-name = "zvariant"
-version = "4.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2084290ab9a1c471c38fc524945837734fbf124487e105daec2bb57fd48c81fe"
-dependencies = [
- "endi",
- "enumflags2",
- "serde",
- "static_assertions",
- "zvariant_derive",
-]
-
-[[package]]
-name = "zvariant_derive"
-version = "4.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "73e2ba546bda683a90652bac4a279bc146adad1386f25379cf73200d2002c449"
-dependencies = [
- "proc-macro-crate",
- "proc-macro2",
- "quote",
- "syn 2.0.104",
- "zvariant_utils",
-]
-
-[[package]]
-name = "zvariant_utils"
-version = "2.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c51bcff7cc3dbb5055396bcf774748c3dab426b4b8659046963523cee4808340"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.104",
-]
diff --git a/Cargo.toml b/Cargo.toml
index 1637e50..a4df731 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,4 +5,23 @@ edition = "2024"
 
 [dependencies]
 nix = { version = "0.30.1", features = ["term", "process", "fs"], default-features = false }
-iced = { version = "0.13.1", features = ["advanced", "smol"] }
+iced = { version = "0.13.1", features = ["advanced", "smol", "wgpu"], default-features = false }
+bpaf = { version = "0.9.20", features = ["derive"], default-features = false }
+
+[lints.clippy]
+cargo = "deny"
+complexity = "deny"
+correctness = "deny"
+nursery = "deny"
+pedantic = "deny"
+perf = "deny"
+restriction = "deny"
+style = "deny"
+suspicious = "deny"
+
+[profile.release]
+strip = true
+opt-level = "z"
+lto = true
+codegen-units = 1
+panic = "abort"
diff --git a/flake.lock b/flake.lock
index c8ab69c..f06ce6d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -22,11 +22,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1751271578,
-        "narHash": "sha256-P/SQmKDu06x8yv7i0s8bvnnuJYkxVGBWLWHaU+tt4YY=",
+        "lastModified": 1751792365,
+        "narHash": "sha256-J1kI6oAj25IG4EdVlg2hQz8NZTBNYvIS0l4wpr9KcUo=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3016b4b15d13f3089db8a41ef937b13a9e33a8df",
+        "rev": "1fd8bada0b6117e6c7eb54aad5813023eed37ccb",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 18ee5f3..ac12441 100644
--- a/flake.nix
+++ b/flake.nix
@@ -13,12 +13,19 @@
   }: let
     system = "x86_64-linux";
     pkgs = nixpkgs.legacyPackages.${system};
-  in {
+  in rec {
     packages.${system} = {
       default = pkgs.callPackage ./package.nix {
         naersk = pkgs.callPackage naersk {};
       };
     };
-    #    nixosModules.${system}.default = ./module.nix;
+    devShells.${system}.default = pkgs.mkShell {
+      nativeBuildInputs =
+        [
+          pkgs.clippy
+        ]
+        ++ packages.${system}.default.buildInputs
+        ++ packages.${system}.default.nativeBuildInputs;
+    };
   };
 }
diff --git a/package.nix b/package.nix
index 47babf6..cd01beb 100644
--- a/package.nix
+++ b/package.nix
@@ -9,6 +9,7 @@
   makeWrapper,
   naersk,
   pkg-config,
+  upx,
   wayland,
   xorg,
   ...
@@ -33,8 +34,10 @@ naersk.buildPackage rec {
   nativeBuildInputs = [
     pkg-config
     makeWrapper
+    upx
   ];
   postInstall = ''
+    upx --lzma $out/bin/${meta.mainProgram}
     wrapProgram "$out/bin/${meta.mainProgram}" --prefix LD_LIBRARY_PATH : "${lib.makeLibraryPath buildInputs}"
   '';
   meta = {
diff --git a/src/lib.rs b/src/lib.rs
index c5f76c4..1bf6e93 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,191 +1,455 @@
-use iced::widget::text_input::Id;
-use iced::widget::{column, row, scrollable, text, text_input};
-use iced::{Element, Font, Task, keyboard};
+//! this crate runs a terminal
 
+#![expect(
+    clippy::needless_return,
+    clippy::shadow_reuse,
+    clippy::blanket_clippy_restriction_lints,
+    clippy::must_use_candidate,
+    clippy::missing_trait_methods,
+    clippy::pattern_type_mismatch,
+    clippy::std_instead_of_alloc,
+    clippy::cargo_common_metadata,
+    clippy::multiple_crate_versions,
+    clippy::semicolon_outside_block,
+    static_mut_refs,
+    unused_doc_comments,
+    reason = ""
+)]
+
+use bpaf::Bpaf;
+
+use iced::widget::{column, rich_text, row, scrollable, span, text};
+use iced::{Element, Task, keyboard, time, window};
+
+use nix::errno::Errno;
+use nix::fcntl;
 use nix::pty::{ForkptyResult, forkpty};
 use nix::unistd::write;
 
 use std::fs::File;
-use std::io::{Read, Write};
-use std::os::unix::io::{AsFd, OwnedFd};
+use std::io::{self, Read as _};
+use std::os::unix::io::{AsFd as _, OwnedFd};
 use std::process::Command;
+use std::{error, fmt, thread, time as core_time};
 
-fn spawn_pty_with_shell(default_shell: String) -> OwnedFd {
-    match unsafe { forkpty(None, None) } {
-        Ok(fork_pty_res) => match fork_pty_res {
-            ForkptyResult::Parent { master, .. } => {
-                set_nonblock(&master);
-                master
-            }
-            ForkptyResult::Child => {
-                Command::new(&default_shell).spawn().unwrap();
-                std::thread::sleep(std::time::Duration::MAX);
-                std::process::exit(0);
-            }
-        },
-        Err(e) => panic!("failed to fork {:?}", e),
-    }
-}
+/// whether to enable verbose logging; see `Flags::verbose`
+static mut VERBOSE: bool = false;
 
-fn read_from_fd(fd: &OwnedFd) -> Option<Vec<u8>> {
-    let mut read_buffer = [0; 65536];
-    let mut file = File::from(fd.try_clone().unwrap());
-    file.flush();
-    let file = file.read(&mut read_buffer);
-    match file {
-        Ok(file) => Some(read_buffer[..file].to_vec()),
-        Err(_) => None,
-    }
-}
-
-fn set_nonblock(fd: &OwnedFd) {
-    let flags = nix::fcntl::fcntl(fd, nix::fcntl::FcntlArg::F_GETFL).unwrap();
-    let mut flags =
-        nix::fcntl::OFlag::from_bits(flags & nix::fcntl::OFlag::O_ACCMODE.bits()).unwrap();
-    flags.set(nix::fcntl::OFlag::O_NONBLOCK, true);
-    nix::fcntl::fcntl(fd, nix::fcntl::FcntlArg::F_SETFL(flags)).unwrap();
-}
+/// shell path; see `Flags::shell`
+static mut SHELL: Option<String> = None;
 
+/// events to be passed to `Model::update`
+#[non_exhaustive]
 #[derive(Debug, Clone)]
 pub enum Msg {
+    Exit,
+    KeyPressed(keyboard::Key),
     Tick,
-    KeyPressed(iced::keyboard::Key),
 }
 
+/// errors for this program
+#[non_exhaustive]
+#[derive(Debug)]
+enum Error {
+    /// out of bounds err while accessing a slice
+    IndexOutOfBounds,
+    /// io error
+    Io(io::Error),
+    /// nix crate error
+    Nix(NixError),
+    /// try to access a `File::from::<OwnedFd>()` without an `OwnedFd`
+    NoFileDescriptor,
+    /// impossible error
+    Unreachable,
+}
+
+impl fmt::Display for Error {
+    #[expect(clippy::min_ident_chars, reason = "it's in the docs like that")]
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Self::Nix(nix_error) => return write!(f, "{nix_error}"),
+            Self::Io(io_error) => return write!(f, "{io_error}"),
+            Self::NoFileDescriptor => return write!(f, "no file descriptor specified"),
+            Self::IndexOutOfBounds => return write!(f, "index out of bounds"),
+            Self::Unreachable => return write!(f, "unreachable error, panic"),
+        }
+    }
+}
+
+impl error::Error for Error {}
+
+/// error wrapper for the `nix` crate
+#[non_exhaustive]
+#[derive(Debug)]
+enum NixError {
+    /// an OS error
+    Errno(Errno),
+    /// the error when `OFlags::from_bits(..)` returns `None`
+    UnrecognisedFlag,
+}
+
+impl fmt::Display for NixError {
+    #[expect(clippy::min_ident_chars, reason = "it's in the docs like that")]
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match *self {
+            Self::UnrecognisedFlag => return write!(f, "unrecognised flag"),
+            Self::Errno(errno) => return write!(f, "bad fcntl argument. errno: {errno}"),
+        }
+    }
+}
+
+/// cli flags
+#[derive(Debug, Clone, Bpaf)]
+#[bpaf(options)]
+pub struct Flags {
+    /// path to shell
+    #[bpaf(short('S'), long)]
+    shell: Option<String>,
+
+    /// whether to debug log
+    #[bpaf(short, long)]
+    verbose: bool,
+
+    /// whether to display version: TODO
+    #[expect(dead_code, reason = "TODO")]
+    #[bpaf(short, long)]
+    version: bool,
+}
+
+/// represents the terminal emulator\
+/// example usage:
+/// ```rust
+/// iced::application("window title", Model::update, Model::view)
+///     .theme(Model::theme)
+///     .default_font(iced::Font::MONOSPACE)
+///     .decorations(false)
+///     .subscription(Model::subscription)
+///     .run()
+/// ```
 pub struct Model {
-    screen_buffer: [u8; 65536],
-    screen_buffer_index: usize,
+    /// location of cursor in user input line
     cursor_index: usize,
-    fd: OwnedFd,
-    stdin: OwnedFd,
+    /// fd of pty
+    fd: Option<OwnedFd>,
+    /// user input line
     input: String,
+    /// all chars on screen
+    screen_buffer: [u8; 0x4000],
+    /// length of `screen_buffer`'s filled area
+    screen_buffer_index: usize,
+    /// path to shell
+    shell: String,
 }
 
 impl Model {
-    fn new(
-        screen_buffer: [u8; 65536],
-        screen_buffer_index: usize,
-        cursor_index: usize,
-        fd: OwnedFd,
-        stdin: OwnedFd,
-        input: String,
-    ) -> Self {
-        Model {
-            screen_buffer,
-            screen_buffer_index,
-            cursor_index,
-            fd,
-            stdin,
-            input,
-        }
-    }
-
-    pub fn update(&mut self, msg: Msg) -> Task<Msg> {
-        match msg {
-            Msg::Tick => match read_from_fd(&self.fd) {
-                Some(red) => self.update_screen_buffer(&red),
-                None => (),
-            },
-            Msg::KeyPressed(key) => match key {
-                keyboard::Key::Character(c) => {
-                    self.input_char(c.chars().nth(0).unwrap());
-                }
-                keyboard::Key::Named(keyboard::key::Named::Enter) => {
-                    self.input.push('\n');
-                    let mut write_buffer = self.input.as_bytes().to_vec();
-                    write(self.fd.as_fd(), &mut write_buffer);
-                    self.input = String::new();
-                    self.cursor_index = 0;
-                }
-                keyboard::Key::Named(keyboard::key::Named::Space) => {
-                    self.input_char(' ');
-                }
-                keyboard::Key::Named(keyboard::key::Named::ArrowLeft) => {
-                    if self.cursor_index <= 0 {
-                        self.cursor_index = 0;
-                    } else {
-                        self.cursor_index -= 1;
-                    }
-                }
-                keyboard::Key::Named(keyboard::key::Named::ArrowRight) => {
-                    if self.cursor_index >= self.input.len() - 1 {
-                        self.cursor_index = self.input.len() - 1;
-                    } else {
-                        self.cursor_index += 1;
-                    }
-                }
-                _ => (),
-            },
-        };
-        iced::Task::<Msg>::none()
-    }
-
-    pub fn view(&self) -> Element<'_, Msg> {
-        let (left, right) =
-            match String::from_utf8(self.screen_buffer[..self.screen_buffer_index].to_vec())
-                .unwrap()
-                .rsplit_once('\n')
-            {
-                Some(tup) => (tup.0.to_string(), tup.1.to_string()),
-                None => (
-                    String::new(),
-                    String::from_utf8(self.screen_buffer[..self.screen_buffer_index].to_vec())
-                        .unwrap()
-                        .to_string(),
-                ),
-            };
-        scrollable(column![text(left), row![text(right), text(&self.input),]]).into()
-    }
-
-    pub fn theme(&self) -> iced::Theme {
-        iced::Theme::GruvboxDark
-    }
-
-    pub fn subscription(&self) -> iced::Subscription<Msg> {
-        let tick = iced::time::every(iced::time::Duration::new(0, 1)).map(|_| Msg::Tick);
-        let key = keyboard::on_key_press(|key, _| Some(Msg::KeyPressed(key)));
-        iced::Subscription::batch(vec![tick, key])
-    }
-
-    fn update_screen_buffer(&mut self, vec: &Vec<u8>) {
-        let offset = self.screen_buffer_index;
-        for (i, chr) in vec.iter().enumerate() {
-            self.screen_buffer[i + offset] = chr.clone();
-            self.screen_buffer_index += 1;
-        }
-    }
-
-    fn input_char(&mut self, c: char) {
+    /// applies needed side effects when taking an input char
+    #[expect(
+        clippy::arithmetic_side_effects,
+        reason = "cursor_index is bound checked"
+    )]
+    fn input_char(&mut self, chr: char) {
         if self.cursor_index == self.input.len() {
-            self.input.push_str(c.to_string().as_str());
+            self.input.push_str(chr.to_string().as_str());
         } else {
-            self.input.insert(self.cursor_index, c);
+            self.input.insert(self.cursor_index, chr);
         }
         self.cursor_index += 1;
     }
+
+    /// subscription logic for model
+    #[inline]
+    pub fn subscription(&self) -> iced::Subscription<Msg> {
+        let tick = time::every(time::Duration::new(0, 1)).map(|_| {
+            return Msg::Tick;
+        });
+        let key = keyboard::on_key_press(|key, _| {
+            return Some(Msg::KeyPressed(key));
+        });
+        return iced::Subscription::batch(vec![tick, key]);
+    }
+
+    /// theme logic for model
+    #[inline]
+    pub const fn theme(&self) -> iced::Theme {
+        return iced::Theme::GruvboxDark;
+    }
+    /// update logic for model
+    /// TODO fix pattern type mismatch
+    /// TODO add more keys
+    #[inline]
+    #[expect(
+        clippy::arithmetic_side_effects,
+        clippy::wildcard_enum_match_arm,
+        reason = "bounds checked"
+    )]
+    pub fn update(&mut self, msg: Msg) -> Task<Msg> {
+        match msg {
+            Msg::Exit => return window::get_latest().and_then(window::close),
+            Msg::KeyPressed(key) => {
+                match key {
+                    keyboard::Key::Character(chr) => match chr.chars().nth(0) {
+                        Some(chr) => self.input_char(chr),
+                        None => return window::get_latest().and_then(window::close),
+                    },
+                    keyboard::Key::Named(keyboard::key::Named::Enter) => {
+                        self.input.push('\n');
+                        let write_buffer = self.input.as_bytes().to_vec();
+                        if let Some(fd) = &self.fd {
+                            match write(fd.as_fd(), &write_buffer) {
+                                Ok(_) => (),
+                                Err(error) => print_err(&Error::Nix(NixError::Errno(error))),
+                            }
+                        }
+                        self.input = String::new();
+                        self.cursor_index = 0;
+                    }
+                    keyboard::Key::Named(keyboard::key::Named::Space) => {
+                        self.input_char(' ');
+                    }
+                    keyboard::Key::Named(keyboard::key::Named::ArrowLeft) => {
+                        if self.cursor_index == 0 {
+                            self.cursor_index = 0;
+                        } else {
+                            self.cursor_index -= 1;
+                        }
+                    }
+                    keyboard::Key::Named(keyboard::key::Named::ArrowRight) => {
+                        if self.cursor_index >= self.input.len() {
+                            self.cursor_index = self.input.len();
+                        } else {
+                            self.cursor_index += 1;
+                        }
+                    }
+                    keyboard::Key::Named(keyboard::key::Named::ArrowUp) => {
+                        self.cursor_index = 0;
+                    }
+                    keyboard::Key::Named(keyboard::key::Named::ArrowDown) => {
+                        self.cursor_index = self.input.len();
+                    }
+                    _ => (),
+                }
+                return iced::Task::none();
+            }
+            Msg::Tick => {
+                let red = read_from_option_fd(self.fd.as_ref());
+                match red {
+                    Ok(red) => {
+                        if let Err(error) = self.update_screen_buffer(&red) {
+                            print_err(&error);
+                        }
+                    }
+                    Err(error) => print_err(&error),
+                }
+                return iced::Task::none();
+            }
+        }
+    }
+
+    /// reads from the pty and adds it to the buffer
+    #[expect(
+        clippy::arithmetic_side_effects,
+        clippy::indexing_slicing,
+        reason = "all is bound checked"
+    )]
+    fn update_screen_buffer(&mut self, vec: &[u8]) -> Result<(), Error> {
+        let offset = self.screen_buffer_index;
+        for (i, chr) in vec.iter().enumerate() {
+            let index = i + offset;
+            if index < self.screen_buffer.len() {
+                self.screen_buffer[index] = *chr;
+            } else {
+                return Err(Error::IndexOutOfBounds);
+            }
+            self.screen_buffer_index += 1;
+        }
+        return Ok(());
+    }
+
+    /// view logic for model\
+    /// TODO add wide char support\
+    /// TODO bound check
+    #[inline]
+    #[expect(
+        clippy::arithmetic_side_effects,
+        clippy::indexing_slicing,
+        clippy::string_slice,
+        reason = "TODO"
+    )]
+    pub fn view(&self) -> Element<'_, Msg> {
+        let (left, right) =
+            String::from_utf8_lossy(&self.screen_buffer[..self.screen_buffer_index])
+                .rsplit_once('\n')
+                .map_or_else(
+                    || {
+                        return (
+                            String::new(),
+                            String::from_utf8_lossy(
+                                &self.screen_buffer[..self.screen_buffer_index],
+                            )
+                            .to_string(),
+                        );
+                    },
+                    |tup| {
+                        return (tup.0.to_owned(), tup.1.to_owned());
+                    },
+                );
+        return scrollable(column![
+            text(left),
+            row![
+                text(right),
+                text(&self.input[..(self.cursor_index)]),
+                if self.cursor_index < self.input.len() {
+                    row![
+                        if self.input[self.cursor_index..=self.cursor_index] == *" " {
+                            text("_").color(iced::Color::from_rgb(f32::MAX, 0.0, 0.0))
+                        } else {
+                            text(&self.input[self.cursor_index..=self.cursor_index])
+                                .color(iced::Color::from_rgb(f32::MAX, 0.0, 0.0))
+                        },
+                        text(&self.input[(self.cursor_index + 1)..])
+                    ]
+                } else {
+                    row![
+                        text(&self.input[self.cursor_index..]),
+                        rich_text![
+                            span("_")
+                                .color(iced::Color::from_rgb(f32::MAX, 0.0, 0.0))
+                                .background(iced::Color::from_rgb(f32::MAX, f32::MAX, 0.0))
+                        ]
+                    ]
+                }
+            ]
+        ])
+        .into();
+    }
 }
 
 impl Default for Model {
+    #[inline]
+    #[expect(clippy::undocumented_unsafe_blocks, reason = "clippy be trippin")]
     fn default() -> Self {
-        let mut me = Self::new(
-            [0; 65536],
-            0,
-            0,
-            spawn_pty_with_shell("/home/mtgmonkey/.nix-profile/bin/dash".to_string()),
-            std::io::stdin().as_fd().try_clone_to_owned().unwrap(),
-            String::new(),
-        );
+        let mut me = Self {
+            screen_buffer: [0; 0x4000],
+            screen_buffer_index: 0,
+            cursor_index: 0,
+            fd: None,
+            input: String::new(),
+            /// SAFETY call *after* `init()`
+            shell: unsafe { SHELL.clone() }.map_or_else(
+                || return String::from("/home/mtgmonkey/.nix-profile/bin/dash"),
+                |shell| return shell,
+            ),
+        };
+        me.fd = spawn_pty_with_shell(&me.shell).ok();
         let mut nored = true;
         while nored {
-            let red = read_from_fd(&me.fd);
-            match red {
-                Some(red) => {
-                    nored = false;
-                    me.update_screen_buffer(&red);
+            let red = read_from_option_fd(me.fd.as_ref());
+            if let Ok(red) = red {
+                nored = false;
+                if let Err(error) = me.update_screen_buffer(&red) {
+                    print_err(&error);
                 }
-                None => (),
             }
         }
-        me
+        return me;
+    }
+}
+
+/// # Safety
+/// call *before* creating a `Model` because `Model::default()` relies on `SHELL`
+/// call *before* `print_err()` because `print_err()` relies on `VERBOSE`
+#[inline]
+#[expect(clippy::undocumented_unsafe_blocks, reason = "clippy be trippin")]
+pub unsafe fn init(flags: Flags) {
+    unsafe {
+        VERBOSE = flags.verbose;
+    }
+    unsafe {
+        SHELL = flags.shell;
+    }
+}
+
+/// spawns a pty with the specified shell program
+#[expect(clippy::single_call_fn, reason = "abstraction")]
+fn spawn_pty_with_shell(default_shell: &str) -> Result<OwnedFd, Error> {
+    // SAFETY: always safe unless the OS is out of ptys
+    // so it is always safe
+    match unsafe { forkpty(None, None) } {
+        Ok(fork_pty_res) => match fork_pty_res {
+            ForkptyResult::Parent { master, .. } => {
+                if let Err(error) = set_nonblock(&master) {
+                    return Err(error);
+                }
+                return Ok(master);
+            }
+            ForkptyResult::Child => {
+                if let Err(error) = Command::new(default_shell).spawn() {
+                    return Err(Error::Io(error));
+                }
+                thread::sleep(core_time::Duration::MAX);
+                return Err(Error::Unreachable);
+            }
+        },
+        Err(error) => return Err(Error::Nix(NixError::Errno(error))),
+    }
+}
+
+/// reads from an `&OwnedFd`
+/// TODO check bounds
+#[expect(
+    clippy::single_call_fn,
+    clippy::indexing_slicing,
+    reason = "abstraction"
+)]
+fn read_from_fd(fd: &OwnedFd) -> Result<Vec<u8>, Error> {
+    let mut read_buffer = [0; 0x4000];
+    #[expect(clippy::unwrap_used, reason = "platform-specific but fine")]
+    let mut file = File::from(fd.try_clone().unwrap());
+    let file = file.read(&mut read_buffer);
+    match file {
+        Ok(file) => return Ok(read_buffer[..file].to_vec()),
+        Err(error) => return Err(Error::Io(error)),
+    }
+}
+
+/// reads from an `Option<&OwnedFd>` if it's there
+fn read_from_option_fd(maybe_fd: Option<&OwnedFd>) -> Result<Vec<u8>, Error> {
+    return maybe_fd.map_or(Err(Error::NoFileDescriptor), |fd| {
+        return read_from_fd(fd);
+    });
+}
+
+/// sets a `OwnedFd` as nonblocking.
+#[expect(clippy::single_call_fn, reason = "abstraction")]
+fn set_nonblock(fd: &OwnedFd) -> Result<(), Error> {
+    let flags = match fcntl::fcntl(fd, fcntl::FcntlArg::F_GETFL) {
+        Ok(flags) => flags,
+        Err(errno) => return Err(Error::Nix(NixError::Errno(errno))),
+    };
+    let flags = fcntl::OFlag::from_bits(flags & fcntl::OFlag::O_ACCMODE.bits());
+    match flags {
+        Some(mut flags) => {
+            flags.set(fcntl::OFlag::O_NONBLOCK, true);
+            if let Err(errno) = fcntl::fcntl(fd, fcntl::FcntlArg::F_SETFL(flags)) {
+                return Err(Error::Nix(NixError::Errno(errno)));
+            }
+        }
+        None => return Err(Error::Nix(NixError::UnrecognisedFlag)),
+    }
+    return Ok(());
+}
+
+/// if `VERBOSE` is `true`, logs errors
+#[inline]
+#[expect(
+    clippy::print_stdout,
+    clippy::undocumented_unsafe_blocks,
+    reason = "toggleable with VERBOSE option\n
+    clippy be buggin"
+)]
+fn print_err(error: &Error) {
+    /// SAFETY the only time VERBOSE is written to should be `init()`
+    if unsafe { VERBOSE } {
+        println!("[ERROR] {error}");
     }
 }
diff --git a/src/main.rs b/src/main.rs
index abd02b5..a9241f2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,35 +1,27 @@
-use rust_term::*;
+//! this crate runs a terminal
 
+#![expect(
+    clippy::needless_return,
+    clippy::cargo_common_metadata,
+    clippy::blanket_clippy_restriction_lints,
+    clippy::multiple_crate_versions,
+    unused_doc_comments,
+    reason = ""
+)]
+
+use rust_term::{Model, flags, init};
+
+#[expect(clippy::undocumented_unsafe_blocks, reason = "clippy be trippin")]
 fn main() -> iced::Result {
-    iced::application("test", Model::update, Model::view)
+    /// SAFETY call does occur *before* the initialization of a Model
+    /// SAFETY call does occur *before* any opportunity to call `print_err()`
+    unsafe {
+        init(flags().run());
+    };
+    return iced::application("test", Model::update, Model::view)
         .theme(Model::theme)
         .default_font(iced::Font::MONOSPACE)
         .decorations(false)
         .subscription(Model::subscription)
-        .run()
-    /*
-        let default_shell = "/home/mtgmonkey/.nix-profile/bin/dash".to_string();
-        let fd = spawn_pty_with_shell(default_shell);
-        let mut write_buffer = "tty\n".as_bytes().to_vec();
-        write(fd.as_fd(), &mut write_buffer);
-        loop {
-            let red = read_from_fd(&fd);
-            match red {
-                Some(red) => print!("{}", String::from_utf8(red).unwrap()),
-                None => {
-                    let mut read_buffer = [0; 65536];
-                    let mut file = File::from(std::io::stdin().as_fd().try_clone_to_owned().unwrap());
-                    file.flush();
-                    let file = file.read(&mut read_buffer);
-                    println!(
-                        "{}",
-                        match file {
-                            Ok(file) => write(fd.as_fd(), &read_buffer[..file]).unwrap(),
-                            Err(_) => 0,
-                        }
-                    );
-                }
-            };
-        }
-    */
+        .run();
 }