refactor: Switch out the UTF-16 encoding impl

Fixes #702

Cargo.lock

@@ -578,69 +578,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
 
 [[package]]
-name = "encoding"
+name = "encoding_rs"
-version = "0.2.33"
+version = "0.8.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6b0d943856b990d12d3b55b359144ff341533e516d94098b1d3fc1ac666d36ec"
+checksum = "071a31f4ee85403370b58aca746f01041ede6f0da2730960ad001edc2b71b394"
 dependencies = [
- "encoding-index-japanese",
+ "cfg-if",
- "encoding-index-korean",
- "encoding-index-simpchinese",
- "encoding-index-singlebyte",
- "encoding-index-tradchinese",
 ]
 
-[[package]]
-name = "encoding-index-japanese"
-version = "1.20141219.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04e8b2ff42e9a05335dbf8b5c6f7567e5591d0d916ccef4e0b1710d32a0d0c91"
-dependencies = [
- "encoding_index_tests",
-]
-
-[[package]]
-name = "encoding-index-korean"
-version = "1.20141219.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4dc33fb8e6bcba213fe2f14275f0963fd16f0a02c878e3095ecfdf5bee529d81"
-dependencies = [
- "encoding_index_tests",
-]
-
-[[package]]
-name = "encoding-index-simpchinese"
-version = "1.20141219.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d87a7194909b9118fc707194baa434a4e3b0fb6a5a757c73c3adb07aa25031f7"
-dependencies = [
- "encoding_index_tests",
-]
-
-[[package]]
-name = "encoding-index-singlebyte"
-version = "1.20141219.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3351d5acffb224af9ca265f435b859c7c01537c0849754d3db3fdf2bfe2ae84a"
-dependencies = [
- "encoding_index_tests",
-]
-
-[[package]]
-name = "encoding-index-tradchinese"
-version = "1.20141219.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd0e20d5688ce3cab59eb3ef3a2083a5c77bf496cb798dc6fcdb75f323890c18"
-dependencies = [
- "encoding_index_tests",
-]
-
-[[package]]
-name = "encoding_index_tests"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a246d82be1c9d791c5dfde9a2bd045fc3cbba3fa2b11ad558f27d01712f00569"
-
 [[package]]
 name = "enumflags2"
 version = "0.7.5"
@@ -1675,7 +1620,7 @@ dependencies = [
  "derive_more",
  "derive_setters",
  "difflib",
- "encoding",
+ "encoding_rs",
  "env_logger",
  "globset",
  "human-panic",

crates/typos-cli/Cargo.toml

@@ -70,7 +70,6 @@ derive_more = "0.99.17"
 derive_setters = "0.1"
 itertools = "0.10"
 serde_json = "1.0"
-encoding = "0.2"
 kstring = { version = "2.0.0", features = ["serde"] }
 typed-arena = "2.0.2"
 maplit = "1.0"
@@ -82,6 +81,7 @@ anstyle = "0.3.5"
 anstream = "0.2.6"
 serde_regex = "1.1.0"
 regex = "1.7.3"
+encoding_rs = "0.8.32"
 
 [dev-dependencies]
 assert_fs = "1.0"

crates/typos-cli/src/file.rs

@@ -1,5 +1,4 @@
 use bstr::ByteSlice;
-use encoding::Encoding;
 use std::io::Read;
 use std::io::Write;
 
@@ -473,11 +472,23 @@ fn read_file(
             (buffer, content_type)
         },
         content_inspector::ContentType::UTF_16LE => {
-            let buffer = report_result(encoding::all::UTF_16LE.decode(&buffer, encoding::DecoderTrap::Strict), reporter)?;
+            let mut decoded = String::new();
+            let (r, _) = encoding_rs::UTF_16LE.new_decoder_with_bom_removal().decode_to_string_without_replacement(&buffer, &mut decoded, true);
+            let decoded = match r {
+                encoding_rs::DecoderResult::InputEmpty => Ok(decoded),
+                _ => Err("invalid UTF-16LE encoding"),
+            };
+            let buffer = report_result(decoded, reporter)?;
             (buffer.into_bytes(), content_type)
         }
         content_inspector::ContentType::UTF_16BE => {
-            let buffer = report_result(encoding::all::UTF_16BE.decode(&buffer, encoding::DecoderTrap::Strict), reporter)?;
+            let mut decoded = String::new();
+            let (r, _) = encoding_rs::UTF_16BE.new_decoder_with_bom_removal().decode_to_string_without_replacement(&buffer, &mut decoded, true);
+            let decoded = match r {
+                encoding_rs::DecoderResult::InputEmpty => Ok(decoded),
+                _ => Err("invalid UTF-16BE encoding"),
+            };
+            let buffer = report_result(decoded, reporter)?;
             (buffer.into_bytes(), content_type)
         },
     };
@@ -505,10 +516,12 @@ fn write_file(
                 // Error occurred, don't clear out the file
                 return Ok(());
             }
-            report_result(
+            let (encoded, _, replaced) = encoding_rs::UTF_16LE.encode(&buffer);
-                encoding::all::UTF_16LE.encode(&buffer, encoding::EncoderTrap::Strict),
+            assert!(
-                reporter,
+                !replaced,
-            )?
+                "Coming from UTF-8, UTF-16LE shouldn't do replacements"
+            );
+            encoded.into_owned()
         }
         content_inspector::ContentType::UTF_16BE => {
             let buffer = report_result(String::from_utf8(buffer), reporter)?;
@@ -516,10 +529,12 @@ fn write_file(
                 // Error occurred, don't clear out the file
                 return Ok(());
             }
-            report_result(
+            let (encoded, _, replaced) = encoding_rs::UTF_16BE.encode(&buffer);
-                encoding::all::UTF_16BE.encode(&buffer, encoding::EncoderTrap::Strict),
+            assert!(
-                reporter,
+                !replaced,
-            )?
+                "Coming from UTF-8, UTF-16BE shouldn't do replacements"
+            );
+            encoded.into_owned()
         }
     };