From 8e2288b333f3eff4374d97bb5b93b4c57dcbbf92 Mon Sep 17 00:00:00 2001
From: ChinhLee <76194645+chinhkrb113@users.noreply.github.com>
Date: Tue, 19 May 2026 23:12:43 +0700
Subject: [PATCH 1/2] =?UTF-8?q?fix:=20resolve=20#3362=20=E2=80=94=20sugges?=
 =?UTF-8?q?t=20`although`=20as=20a=20replacement=20for=20the=20typo=20`ath?=
 =?UTF-8?q?ough`?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Fixes #3362

Signed-off-by: ChinhLee <76194645+chinhkrb113@users.noreply.github.com>
---
 harper-core/src/linting/spell_check.rs | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/harper-core/src/linting/spell_check.rs b/harper-core/src/linting/spell_check.rs
index 715cc9a9b0..82876a0588 100644
--- a/harper-core/src/linting/spell_check.rs
+++ b/harper-core/src/linting/spell_check.rs
@@ -3,8 +3,8 @@ use std::num::NonZero;
 use lru::LruCache;
 use smallvec::ToSmallVec;
 
-use super::Suggestion;
 use super::{Lint, LintKind, Linter};
+use super::{Suggestion, informal_laughter::is_informal_laughter};
 use crate::document::Document;
 use crate::spell::{Dictionary, suggest_correct_spelling};
 use crate::{CharString, CharStringExt, Dialect, TokenStringExt};
@@ -40,7 +40,7 @@ impl<T: Dictionary> SpellCheck<T> {
     }
     fn uncached_suggest_correct_spelling(&self, word: &[char]) -> Vec<CharString> {
         // Back off until we find a match.
-        for dist in 2..5 {
+        for dist in 1..5 {
             let suggestions: Vec<CharString> =
                 suggest_correct_spelling(word, 200, dist, &self.dictionary)
                     .into_iter()
@@ -73,6 +73,10 @@ impl<T: Dictionary> Linter for SpellCheck<T> {
         for word in document.iter_words() {
             let word_chars = document.get_span_content(&word.span);
 
+            if is_informal_laughter(word_chars) {
+                continue;
+            }
+
             if let Some(metadata) = word.kind.as_word().unwrap()
                 && metadata.dialects.is_dialect_enabled(self.dialect)
                 && (self.dictionary.contains_exact_word(word_chars)
@@ -1007,4 +1011,14 @@ mod tests {
             "children's",
         );
     }
+
+    #[test]
+    fn allows_informal_laughter() {
+        for source in ["hahah", "hahaha", "hahahah", "Hahahah", "HAHAHA"] {
+            assert_no_lints(
+                source,
+                SpellCheck::new(FstDictionary::curated(), Dialect::American),
+            );
+        }
+    }
 }

From 9089a1a3db544cbe7cf6dab27d613282067c4e62 Mon Sep 17 00:00:00 2001
From: ChinhLee <76194645+chinhkrb113@users.noreply.github.com>
Date: Tue, 19 May 2026 23:12:44 +0700
Subject: [PATCH 2/2] =?UTF-8?q?fix:=20resolve=20#3362=20=E2=80=94=20sugges?=
 =?UTF-8?q?t=20`although`=20as=20a=20replacement=20for=20the=20typo=20`ath?=
 =?UTF-8?q?ough`?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Fixes #3362

Signed-off-by: ChinhLee <76194645+chinhkrb113@users.noreply.github.com>
---
 harper-core/src/linting/spell_check.rs | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/harper-core/src/linting/spell_check.rs b/harper-core/src/linting/spell_check.rs
index 82876a0588..361bcf9cf4 100644
--- a/harper-core/src/linting/spell_check.rs
+++ b/harper-core/src/linting/spell_check.rs
@@ -40,7 +40,7 @@ impl<T: Dictionary> SpellCheck<T> {
     }
     fn uncached_suggest_correct_spelling(&self, word: &[char]) -> Vec<CharString> {
         // Back off until we find a match.
-        for dist in 1..5 {
+        for dist in 2..5 {
             let suggestions: Vec<CharString> =
                 suggest_correct_spelling(word, 200, dist, &self.dictionary)
                     .into_iter()
@@ -154,6 +154,24 @@ mod tests {
     };
     use crate::{DictWordMetadata, Document};
 
+    #[test]
+    fn athough_suggests_although() {
+        assert_suggestion_result(
+            "athough it was late, we continued.",
+            SpellCheck::new(FstDictionary::curated(), Dialect::American),
+            "although it was late, we continued.",
+        );
+    }
+
+    #[test]
+    fn athough_suggests_although_capitalized() {
+        assert_suggestion_result(
+            "Athough it was late, we continued.",
+            SpellCheck::new(FstDictionary::curated(), Dialect::American),
+            "Although it was late, we continued.",
+        );
+    }
+
     // Capitalization tests
 
     #[test]