fix positioning cursor past end of line when there are wide characters

3 files changed, 23 insertions, 0 deletions

diff --git a/tests/data/fixtures/wrap.in b/tests/data/fixtures/wrap.in
index f079817..1c85cb2 100644
--- a/tests/data/fixtures/wrap.in
+++ b/tests/data/fixtures/wrap.in
@@ -26,3 +26,4 @@ a
 \x1bc\x1b[1;79Habcd
 \x1b[H\x1b[@
 \x1bc\x1b[1;80Haa\x1b[T\x1b[@
+\x1bc\na\x1b[1;79Hデ\n
diff --git a/tests/data/fixtures/wrap/29.json b/tests/data/fixtures/wrap/29.json
new file mode 100644
index 0000000..7c0324d
--- /dev/null
+++ b/tests/data/fixtures/wrap/29.json
@@ -0,0 +1,20 @@
+{
+  "contents": "                                                                              デ\na",
+  "cells": {
+    "0,78": {
+      "contents": "デ",
+      "is_wide": true
+    },
+    "0,79": {
+      "contents": "",
+      "is_wide_continuation": true
+    },
+    "1,0": {
+      "contents": "a"
+    }
+  },
+  "cursor_position": [
+    1,
+    80
+  ]
+}
\ No newline at end of file
diff --git a/tests/data/fixtures/wrap/29.typescript b/tests/data/fixtures/wrap/29.typescript
new file mode 100644
index 0000000..2248a91
--- /dev/null
+++ b/tests/data/fixtures/wrap/29.typescript
@@ -0,0 +1,2 @@
+c
+aデ