diff --git a/Cargo.lock b/Cargo.lock
index 7d4089a..45052ec 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -94,7 +94,7 @@ dependencies = [
  "ansi_term",
  "atty",
  "bitflags",
- "strsim",
+ "strsim 0.8.0",
  "textwrap",
  "unicode-width",
  "vec_map",
@@ -186,6 +186,41 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "darling"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0d706e75d87e35569db781a9b5e2416cff1236a47ed380831f959382ccd5f858"
+dependencies = [
+ "darling_core",
+ "darling_macro",
+]
+
+[[package]]
+name = "darling_core"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0c960ae2da4de88a91b2d920c2a7233b400bc33cb28453a2987822d8392519b"
+dependencies = [
+ "fnv",
+ "ident_case",
+ "proc-macro2 1.0.10",
+ "quote 1.0.3",
+ "strsim 0.9.3",
+ "syn 1.0.17",
+]
+
+[[package]]
+name = "darling_macro"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b5a2f4ac4969822c62224815d069952656cadc7084fdca9751e6d959189b72"
+dependencies = [
+ "darling_core",
+ "quote 1.0.3",
+ "syn 1.0.17",
+]
+
 [[package]]
 name = "derive_more"
 version = "0.15.0"
@@ -206,7 +241,19 @@ version = "0.99.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e2323f3f47db9a0e77ce7a300605d8d2098597fc451ed1a97bb1f6411bb550a7"
 dependencies = [
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
+ "quote 1.0.3",
+ "syn 1.0.17",
+]
+
+[[package]]
+name = "derive_setters"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6604612c19dd3bb353650b715b61f09bcb089dd17bdca1a9a42637079bf5e428"
+dependencies = [
+ "darling",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "syn 1.0.17",
 ]
@@ -302,9 +349,9 @@ dependencies = [
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.8"
+version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1010591b26bbfe835e9faeabeb11866061cc7dcebffd56ad7d0942d0e61aefd8"
+checksum = "725cf19794cf90aa94e65050cb4191ff5d8fa87a498383774c47b332e3af952e"
 dependencies = [
  "libc",
 ]
@@ -318,6 +365,12 @@ dependencies = [
  "quick-error",
 ]
 
+[[package]]
+name = "ident_case"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
+
 [[package]]
 name = "ignore"
 version = "0.4.14"
@@ -498,12 +551,12 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-error"
-version = "0.4.11"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e7959c6467d962050d639361f7703b2051c43036d03493c36f01d440fdd3138a"
+checksum = "18f33027081eba0a6d8aba6d1b1c3a3be58cbb12106341c2d5759fcd9b5277e7"
 dependencies = [
  "proc-macro-error-attr",
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "syn 1.0.17",
  "version_check",
@@ -511,11 +564,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro-error-attr"
-version = "0.4.11"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e4002d9f55991d5e019fb940a90e1a95eb80c24e77cb2462dd4dc869604d543a"
+checksum = "8a5b4b77fdb63c1eca72173d68d24501c54ab1269409f6b672c85deb18af69de"
 dependencies = [
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "syn 1.0.17",
  "syn-mid",
@@ -533,9 +586,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.9"
+version = "1.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6c09721c6781493a2a492a96b5a5bf19b65917fe6728884e7c44dd0c60ca3435"
+checksum = "df246d292ff63439fea9bc8c0a270bed0e390d5ebd4db4ba15aba81111b5abe3"
 dependencies = [
  "unicode-xid 0.2.0",
 ]
@@ -561,7 +614,7 @@ version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2bdc6c187c65bca4260c9011c9e3132efe4909da44726bad24cf7572ae338d7f"
 dependencies = [
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
 ]
 
 [[package]]
@@ -711,7 +764,7 @@ version = "1.0.105"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac5d00fc561ba2724df6758a17de23df5914f20e41cb00f94d5b7ae42fffaff8"
 dependencies = [
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "syn 1.0.17",
 ]
@@ -739,6 +792,12 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
+[[package]]
+name = "strsim"
+version = "0.9.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6446ced80d6c486436db5c078dde11a9f73d42b57fb273121e160b84f63d894c"
+
 [[package]]
 name = "structopt"
 version = "0.3.12"
@@ -758,7 +817,7 @@ checksum = "3f88b8e18c69496aad6f9ddf4630dd7d585bcaf765786cb415b9aec2fe5a0430"
 dependencies = [
  "heck",
  "proc-macro-error",
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "syn 1.0.17",
 ]
@@ -780,7 +839,7 @@ version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0df0eb663f387145cab623dea85b09c2c5b4b0aef44e945d928e682fce71bb03"
 dependencies = [
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "unicode-xid 0.2.0",
 ]
@@ -791,7 +850,7 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7be3539f6c128a931cf19dcee741c1af532c7fd387baa739c03dd2e96479338a"
 dependencies = [
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "syn 1.0.17",
 ]
@@ -843,7 +902,7 @@ version = "1.0.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "227362df41d566be41a28f64401e07a043157c21c14b9785a0d8e256f940a8fd"
 dependencies = [
- "proc-macro2 1.0.9",
+ "proc-macro2 1.0.10",
  "quote 1.0.3",
  "syn 1.0.17",
 ]
@@ -879,6 +938,7 @@ dependencies = [
  "anyhow",
  "bstr",
  "derive_more 0.99.5",
+ "derive_setters",
  "itertools",
  "lazy_static",
  "log",
@@ -902,6 +962,7 @@ dependencies = [
  "ignore",
  "log",
  "phf",
+ "predicates",
  "serde",
  "structopt",
  "toml",
@@ -1032,9 +1093,9 @@ checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
 name = "winapi-util"
-version = "0.1.3"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ccfbf554c6ad11084fb7517daca16cfdcaccbdadba4fc336f032a8b12c2ad80"
+checksum = "fa515c5163a99cc82bab70fd3bfdd36d827be85de63737b40fcef2ce084a436e"
 dependencies = [
  "winapi",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 6b03741..81612c5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,7 +42,8 @@ serde = { version = "1.0", features = ["derive"] }
 toml = "0.5"
 log = "0.4"
 env_logger = "0.7"
+bstr = "0.2"
 
 [dev-dependencies]
 assert_fs = "1.0"
-bstr = "0.2"
+predicates = "1.0"
diff --git a/src/args.rs b/src/args.rs
index 6d023b2..4568bdb 100644
--- a/src/args.rs
+++ b/src/args.rs
@@ -54,6 +54,10 @@ pub(crate) struct Args {
     /// Ignore implicit configuration files.
     pub(crate) isolated: bool,
 
+    #[structopt(long, short = "w")]
+    /// Write corrections out
+    pub(crate) write_changes: bool,
+
     #[structopt(long)]
     /// Print each file that would be spellchecked.
     pub(crate) files: bool,
diff --git a/src/main.rs b/src/main.rs
index 7beed0e..b8b3795 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -11,6 +11,7 @@ mod args;
 mod checks;
 mod config;
 mod dict;
+mod replace;
 
 fn main() {
     let code = run().unwrap();
@@ -75,7 +76,11 @@ fn run() -> Result<i32, anyhow::Error> {
             .git_exclude(config.files.ignore_vcs())
             .parents(config.files.ignore_parent());
 
-        let reporter = args.format.reporter();
+        let mut reporter = args.format.reporter();
+        let replace_reporter = replace::Replace::new(reporter);
+        if args.write_changes {
+            reporter = &replace_reporter;
+        }
 
         if args.files {
             if single_threaded {
@@ -149,6 +154,10 @@ fn run() -> Result<i32, anyhow::Error> {
                 errors_found = true;
             }
         }
+
+        if args.write_changes {
+            replace_reporter.write()?;
+        }
     }
 
     if errors_found {
diff --git a/src/replace.rs b/src/replace.rs
new file mode 100644
index 0000000..e64d279
--- /dev/null
+++ b/src/replace.rs
@@ -0,0 +1,240 @@
+use std::collections::BTreeMap;
+use std::io::Write;
+use std::path;
+use std::sync;
+
+use bstr::ByteSlice;
+
+pub struct Replace<'r> {
+    reporter: &'r dyn typos::report::Report,
+    deferred: sync::Mutex<Deferred>,
+}
+
+impl<'r> Replace<'r> {
+    pub(crate) fn new(reporter: &'r dyn typos::report::Report) -> Self {
+        Self {
+            reporter,
+            deferred: sync::Mutex::new(Deferred::default()),
+        }
+    }
+
+    pub fn write(&self) -> Result<(), std::io::Error> {
+        let deferred = self.deferred.lock().unwrap();
+
+        for (path, corrections) in deferred.content.iter() {
+            let buffer = std::fs::read(path)?;
+
+            let mut file = std::fs::File::create(path)?;
+            for (line_idx, line) in buffer.lines_with_terminator().enumerate() {
+                let line_num = line_idx + 1;
+                if let Some(corrections) = corrections.get(&line_num) {
+                    let line = line.to_vec();
+                    let line = correct(line, &corrections);
+                    file.write_all(&line)?;
+                } else {
+                    file.write_all(&line)?;
+                }
+            }
+        }
+
+        for (path, corrections) in deferred.paths.iter() {
+            let orig_name = path
+                .file_name()
+                .and_then(|s| s.to_str())
+                .expect("generating a correction requires the filename to be valid.")
+                .to_owned()
+                .into_bytes();
+            let new_name = correct(orig_name, &corrections);
+            let new_name = String::from_utf8(new_name).expect("corrections are valid utf-8");
+            let new_path = path.with_file_name(new_name);
+            std::fs::rename(path, new_path)?;
+        }
+
+        Ok(())
+    }
+}
+
+impl<'r> typos::report::Report for Replace<'r> {
+    fn report(&self, msg: typos::report::Message<'_>) {
+        match msg {
+            typos::report::Message::Correction(msg) => {
+                let path = msg.path.to_owned();
+                let line_num = msg.line_num;
+                let correction = Correction::from_content(msg);
+                let mut deferred = self.deferred.lock().unwrap();
+                let content = deferred
+                    .content
+                    .entry(path)
+                    .or_insert_with(BTreeMap::new)
+                    .entry(line_num)
+                    .or_insert_with(Vec::new);
+                content.push(correction);
+            }
+            typos::report::Message::PathCorrection(msg) => {
+                let path = msg.path.to_owned();
+                let correction = Correction::from_path(msg);
+                let mut deferred = self.deferred.lock().unwrap();
+                let content = deferred.paths.entry(path).or_insert_with(Vec::new);
+                content.push(correction);
+            }
+            _ => self.reporter.report(msg),
+        }
+    }
+}
+
+#[derive(Clone, Debug, Default)]
+struct Deferred {
+    content: BTreeMap<path::PathBuf, BTreeMap<usize, Vec<Correction>>>,
+    paths: BTreeMap<path::PathBuf, Vec<Correction>>,
+}
+
+#[derive(Clone, Debug, PartialOrd, Ord, PartialEq, Eq)]
+struct Correction {
+    pub byte_offset: usize,
+    pub typo: Vec<u8>,
+    pub correction: Vec<u8>,
+}
+
+impl Correction {
+    fn from_content(other: typos::report::Correction<'_>) -> Self {
+        Self {
+            byte_offset: other.byte_offset,
+            typo: other.typo.as_bytes().to_vec(),
+            correction: other.correction.as_bytes().to_vec(),
+        }
+    }
+
+    fn from_path(other: typos::report::PathCorrection<'_>) -> Self {
+        Self {
+            byte_offset: other.byte_offset,
+            typo: other.typo.as_bytes().to_vec(),
+            correction: other.correction.as_bytes().to_vec(),
+        }
+    }
+}
+
+fn correct(mut line: Vec<u8>, corrections: &[Correction]) -> Vec<u8> {
+    let mut corrections: Vec<_> = corrections.iter().collect();
+    corrections.sort_unstable();
+    corrections.reverse();
+
+    for correction in corrections {
+        let start = correction.byte_offset;
+        let end = start + correction.typo.len();
+        line.splice(start..end, correction.correction.iter().copied());
+    }
+
+    line
+}
+
+#[cfg(test)]
+mod test {
+    use super::*;
+
+    use assert_fs::prelude::*;
+    use typos::report::Report;
+
+    fn simple_correct(line: &str, corrections: Vec<(usize, &str, &str)>) -> String {
+        let line = line.as_bytes().to_vec();
+        let corrections: Vec<_> = corrections
+            .into_iter()
+            .map(|(byte_offset, typo, correction)| Correction {
+                byte_offset,
+                typo: typo.as_bytes().to_vec(),
+                correction: correction.as_bytes().to_vec(),
+            })
+            .collect();
+        let actual = correct(line, &corrections);
+        String::from_utf8(actual).unwrap()
+    }
+
+    #[test]
+    fn test_correct_single() {
+        let actual = simple_correct("foo foo foo", vec![(4, "foo", "bar")]);
+        assert_eq!(actual, "foo bar foo");
+    }
+
+    #[test]
+    fn test_correct_single_grow() {
+        let actual = simple_correct("foo foo foo", vec![(4, "foo", "happy")]);
+        assert_eq!(actual, "foo happy foo");
+    }
+
+    #[test]
+    fn test_correct_single_shrink() {
+        let actual = simple_correct("foo foo foo", vec![(4, "foo", "if")]);
+        assert_eq!(actual, "foo if foo");
+    }
+
+    #[test]
+    fn test_correct_start() {
+        let actual = simple_correct("foo foo foo", vec![(0, "foo", "bar")]);
+        assert_eq!(actual, "bar foo foo");
+    }
+
+    #[test]
+    fn test_correct_end() {
+        let actual = simple_correct("foo foo foo", vec![(8, "foo", "bar")]);
+        assert_eq!(actual, "foo foo bar");
+    }
+
+    #[test]
+    fn test_correct_end_grow() {
+        let actual = simple_correct("foo foo foo", vec![(8, "foo", "happy")]);
+        assert_eq!(actual, "foo foo happy");
+    }
+
+    #[test]
+    fn test_correct_multiple() {
+        let actual = simple_correct(
+            "foo foo foo",
+            vec![(4, "foo", "happy"), (8, "foo", "world")],
+        );
+        assert_eq!(actual, "foo happy world");
+    }
+
+    #[test]
+    fn test_replace_content() {
+        let temp = assert_fs::TempDir::new().unwrap();
+        let input_file = temp.child("foo.txt");
+        input_file.write_str("1 foo 2\n3 4 5").unwrap();
+
+        let primary = typos::report::PrintSilent;
+        let replace = Replace::new(&primary);
+        replace.report(
+            typos::report::Correction::default()
+                .path(input_file.path())
+                .line(b"1 foo 2\n3 4 5")
+                .line_num(1)
+                .byte_offset(2)
+                .typo("foo")
+                .correction(std::borrow::Cow::Borrowed("bar"))
+                .into(),
+        );
+        replace.write().unwrap();
+
+        input_file.assert("1 bar 2\n3 4 5");
+    }
+
+    #[test]
+    fn test_replace_path() {
+        let temp = assert_fs::TempDir::new().unwrap();
+        let input_file = temp.child("foo.txt");
+        input_file.write_str("foo foo foo").unwrap();
+
+        let primary = typos::report::PrintSilent;
+        let replace = Replace::new(&primary);
+        replace.report(
+            typos::report::PathCorrection::default()
+                .path(input_file.path())
+                .byte_offset(0)
+                .typo("foo")
+                .correction(std::borrow::Cow::Borrowed("bar"))
+                .into(),
+        );
+        replace.write().unwrap();
+
+        input_file.assert(predicates::path::missing());
+        temp.child("bar.txt").assert("foo foo foo");
+    }
+}
diff --git a/typos/Cargo.toml b/typos/Cargo.toml
index b258929..eadfcb9 100644
--- a/typos/Cargo.toml
+++ b/typos/Cargo.toml
@@ -26,3 +26,4 @@ bstr = "0.2"
 log = "0.4"
 unicode-segmentation = "1.6.0"
 derive_more = "0.99.5"
+derive_setters = "0.1"
diff --git a/typos/src/checks.rs b/typos/src/checks.rs
index 6c96d8e..cee181f 100644
--- a/typos/src/checks.rs
+++ b/typos/src/checks.rs
@@ -91,7 +91,6 @@ impl ParseIdentifiers {
                 path,
                 kind: report::ParseKind::Identifier,
                 data: parser.parse(part).map(|i| i.token()).collect(),
-                non_exhaustive: (),
             };
             reporter.report(msg.into());
         }
@@ -115,10 +114,7 @@ impl ParseIdentifiers {
         let buffer = std::fs::read(path)
             .map_err(|e| crate::ErrorKind::IoError.into_error().with_source(e))?;
         if !explicit && !self.binary && is_binary(&buffer) {
-            let msg = report::BinaryFile {
-                path,
-                non_exhaustive: (),
-            };
+            let msg = report::BinaryFile { path };
             reporter.report(msg.into());
             return Ok(typos_found);
         }
@@ -128,7 +124,6 @@ impl ParseIdentifiers {
                 path,
                 kind: report::ParseKind::Identifier,
                 data: parser.parse_bytes(line).map(|i| i.token()).collect(),
-                non_exhaustive: (),
             };
             reporter.report(msg.into());
         }
@@ -165,7 +160,6 @@ impl ParseWords {
                     .parse(part)
                     .flat_map(|ident| ident.split().map(|i| i.token()))
                     .collect(),
-                non_exhaustive: (),
             };
             reporter.report(msg.into());
         }
@@ -189,10 +183,7 @@ impl ParseWords {
         let buffer = std::fs::read(path)
             .map_err(|e| crate::ErrorKind::IoError.into_error().with_source(e))?;
         if !explicit && !self.binary && is_binary(&buffer) {
-            let msg = report::BinaryFile {
-                path,
-                non_exhaustive: (),
-            };
+            let msg = report::BinaryFile { path };
             reporter.report(msg.into());
             return Ok(typos_found);
         }
@@ -205,7 +196,6 @@ impl ParseWords {
                     .parse_bytes(line)
                     .flat_map(|ident| ident.split().map(|i| i.token()))
                     .collect(),
-                non_exhaustive: (),
             };
             reporter.report(msg.into());
         }
@@ -244,7 +234,6 @@ impl Checks {
                         byte_offset,
                         typo: ident.token(),
                         correction,
-                        non_exhaustive: (),
                     };
                     reporter.report(msg.into());
                     typos_found = true;
@@ -257,7 +246,6 @@ impl Checks {
                                 byte_offset,
                                 typo: word.token(),
                                 correction,
-                                non_exhaustive: (),
                             };
                             reporter.report(msg.into());
                             typos_found = true;
@@ -287,10 +275,7 @@ impl Checks {
         let buffer = std::fs::read(path)
             .map_err(|e| crate::ErrorKind::IoError.into_error().with_source(e))?;
         if !explicit && !self.binary && is_binary(&buffer) {
-            let msg = report::BinaryFile {
-                path,
-                non_exhaustive: (),
-            };
+            let msg = report::BinaryFile { path };
             reporter.report(msg.into());
             return Ok(typos_found);
         }
@@ -307,7 +292,6 @@ impl Checks {
                         byte_offset,
                         typo: ident.token(),
                         correction,
-                        non_exhaustive: (),
                     };
                     typos_found = true;
                     reporter.report(msg.into());
@@ -322,7 +306,6 @@ impl Checks {
                                 byte_offset,
                                 typo: word.token(),
                                 correction,
-                                non_exhaustive: (),
                             };
                             typos_found = true;
                             reporter.report(msg.into());
diff --git a/typos/src/report.rs b/typos/src/report.rs
index efd2079..5416525 100644
--- a/typos/src/report.rs
+++ b/typos/src/report.rs
@@ -4,6 +4,7 @@ use std::io::{self, Write};
 #[derive(Clone, Debug, serde::Serialize, derive_more::From)]
 #[serde(rename_all = "snake_case")]
 #[serde(tag = "type")]
+#[non_exhaustive]
 pub enum Message<'m> {
     BinaryFile(BinaryFile<'m>),
     Correction(Correction<'m>),
@@ -12,19 +13,17 @@ pub enum Message<'m> {
     Parse(Parse<'m>),
     PathError(PathError<'m>),
     Error(Error),
-    #[serde(skip)]
-    __NonExhaustive,
 }
 
-#[derive(Clone, Debug, serde::Serialize, derive_more::Display)]
+#[derive(Clone, Debug, serde::Serialize, derive_more::Display, derive_setters::Setters)]
 #[display(fmt = "Skipping binary file {}", "path.display()")]
+#[non_exhaustive]
 pub struct BinaryFile<'m> {
     pub path: &'m std::path::Path,
-    #[serde(skip)]
-    pub(crate) non_exhaustive: (),
 }
 
-#[derive(Clone, Debug, serde::Serialize)]
+#[derive(Clone, Debug, serde::Serialize, derive_setters::Setters)]
+#[non_exhaustive]
 pub struct Correction<'m> {
     pub path: &'m std::path::Path,
     #[serde(skip)]
@@ -33,74 +32,117 @@ pub struct Correction<'m> {
     pub byte_offset: usize,
     pub typo: &'m str,
     pub correction: Cow<'m, str>,
-    #[serde(skip)]
-    pub(crate) non_exhaustive: (),
 }
 
-#[derive(Clone, Debug, serde::Serialize)]
+impl<'m> Default for Correction<'m> {
+    fn default() -> Self {
+        Self {
+            path: std::path::Path::new("-"),
+            line: b"",
+            line_num: 0,
+            byte_offset: 0,
+            typo: "",
+            correction: Cow::Borrowed(""),
+        }
+    }
+}
+
+#[derive(Clone, Debug, serde::Serialize, derive_setters::Setters)]
+#[non_exhaustive]
 pub struct PathCorrection<'m> {
     pub path: &'m std::path::Path,
     pub byte_offset: usize,
     pub typo: &'m str,
     pub correction: Cow<'m, str>,
-    #[serde(skip)]
-    pub(crate) non_exhaustive: (),
 }
 
-#[derive(Copy, Clone, Debug, serde::Serialize)]
-pub enum ParseKind {
-    Identifier,
-    Word,
-    #[doc(hidden)]
-    __NonExhaustive,
-}
-
-#[derive(Clone, Debug, serde::Serialize)]
-pub struct File<'m> {
-    pub path: &'m std::path::Path,
-    #[serde(skip)]
-    pub(crate) non_exhaustive: (),
-}
-
-impl<'m> File<'m> {
-    pub fn new(path: &'m std::path::Path) -> Self {
+impl<'m> Default for PathCorrection<'m> {
+    fn default() -> Self {
         Self {
-            path,
-            non_exhaustive: (),
+            path: std::path::Path::new("-"),
+            byte_offset: 0,
+            typo: "",
+            correction: Cow::Borrowed(""),
         }
     }
 }
 
-#[derive(Clone, Debug, serde::Serialize)]
+#[derive(Copy, Clone, Debug, serde::Serialize)]
+#[non_exhaustive]
+pub enum ParseKind {
+    Identifier,
+    Word,
+}
+
+#[derive(Clone, Debug, serde::Serialize, derive_setters::Setters)]
+#[non_exhaustive]
+pub struct File<'m> {
+    pub path: &'m std::path::Path,
+}
+
+impl<'m> File<'m> {
+    pub fn new(path: &'m std::path::Path) -> Self {
+        Self { path }
+    }
+}
+
+impl<'m> Default for File<'m> {
+    fn default() -> Self {
+        Self {
+            path: std::path::Path::new("-"),
+        }
+    }
+}
+
+#[derive(Clone, Debug, serde::Serialize, derive_setters::Setters)]
+#[non_exhaustive]
 pub struct Parse<'m> {
     pub path: &'m std::path::Path,
     pub kind: ParseKind,
     pub data: Vec<&'m str>,
-    #[serde(skip)]
-    pub(crate) non_exhaustive: (),
 }
 
-#[derive(Clone, Debug, serde::Serialize)]
+impl<'m> Default for Parse<'m> {
+    fn default() -> Self {
+        Self {
+            path: std::path::Path::new("-"),
+            kind: ParseKind::Identifier,
+            data: vec![],
+        }
+    }
+}
+
+#[derive(Clone, Debug, serde::Serialize, derive_setters::Setters)]
+#[non_exhaustive]
 pub struct PathError<'m> {
     pub path: &'m std::path::Path,
     pub msg: String,
-    #[serde(skip)]
-    pub(crate) non_exhaustive: (),
 }
 
-#[derive(Clone, Debug, serde::Serialize)]
+impl<'m> Default for PathError<'m> {
+    fn default() -> Self {
+        Self {
+            path: std::path::Path::new("-"),
+            msg: "".to_owned(),
+        }
+    }
+}
+
+#[derive(Clone, Debug, serde::Serialize, derive_setters::Setters)]
+#[non_exhaustive]
 pub struct Error {
     pub msg: String,
-    #[serde(skip)]
-    pub(crate) non_exhaustive: (),
 }
 
 impl Error {
     pub fn new(msg: String) -> Self {
-        Self {
-            msg,
-            non_exhaustive: (),
-        }
+        Self { msg }
+    }
+}
+
+impl Default for Error {
+    fn default() -> Self {
+        Self { msg: "".to_owned() }
     }
 }
 
@@ -149,9 +191,6 @@ impl Report for PrintBrief {
             Message::Error(msg) => {
                 println!("{}", msg.msg);
             }
-            Message::__NonExhaustive => {
-                unreachable!("Non-creatable case");
-            }
         }
     }
 }
@@ -186,9 +225,6 @@ impl Report for PrintLong {
             Message::Error(msg) => {
                 println!("{}", msg.msg);
             }
-            Message::__NonExhaustive => {
-                unreachable!("Non-creatable case");
-            }
         }
     }
 }