wrap by default, at the window width, with a break marker

1 files changed, 5 insertions, 4 deletions

diff --git a/src/file_pane.zig b/src/file_pane.zig
index b76a7882..98a72ac4 100644
--- a/src/file_pane.zig
+++ b/src/file_pane.zig
@@ -191,13 +191,14 @@ pub fn refreshHighlights(p: *Pardes) void {
 /// readers treat as "rows are lines", so the off path never consults an array.
 pub fn bodyText(arena: std.mem.Allocator, pane: *Pane, f: *File, wrap: bool) ![]const u8 {
     var out: std.ArrayList(u8) = .empty;
-    // min(WRAP_COLS, the pane's own content width), and 0 means don't wrap.
-    // A pane taller than the map refuses too, rather than recording part of
-    // itself — see Pane.wrap_line.
+    // the pane's own content width, less the ONE column the break marker sits
+    // in — a wrapped row that filled its last cell would have nowhere to say it
+    // wrapped. 0 means don't wrap. A pane taller than the map refuses too,
+    // rather than recording part of itself — see Pane.wrap_line.
     const width: usize = if (!wrap or pane.rows > pane.wrap_line.len)
         0
     else
-        @max(1, @min(config.WRAP_COLS, @as(usize, pane.cols -| config.PREFIX_W)));
+        @max(1, @as(usize, pane.cols -| config.PREFIX_W) -| 1);
     pane.wrap_n = 0;
     // start ON the first visible line instead of walking the file to it: this
     // walk was O(f.scroll) and recolorSyntax below ran the identical one again