From 691b3a1a241a0b086a316506c068618b58bcd8c0 Mon Sep 17 00:00:00 2001
From: Přemysl Eric Janouch <p@janouch.name>
Date: Sun, 4 Jan 2026 16:04:49 +0100
Subject: Improve Homebrew output parsing

It likes to output CSI 0 G in particular, expecting that it works
(the coordinates are normally 1-based).
---
 terminal.go | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'terminal.go')

diff --git a/terminal.go b/terminal.go
index 9886ef0..68be363 100644
--- a/terminal.go
+++ b/terminal.go
@@ -206,17 +206,24 @@ func (tw *terminalWriter) processParsedCSI(
 		}
 		tw.column = 0
 		return true
+	case final == 'G': // Cursor Character Absolute
+		if len(params) == 0 {
+			tw.column = 0
+		} else {
+			tw.column = max(params[0]-1, 0)
+		}
+		return true
 	case final == 'H': // Cursor Position
 		if len(params) == 0 {
 			tw.line = tw.lineTop
 			tw.column = 0
-		} else if len(params) < 2 || params[0] <= 0 || params[1] <= 0 {
+		} else if len(params) < 2 {
 			return false
 		} else if params[0] >= 32766 && params[1] >= 32766 {
 			// Ignore attempts to scan terminal bounds.
 		} else {
-			tw.line = tw.lineTop + params[0] - 1
-			tw.column = params[1] - 1
+			tw.line = tw.lineTop + max(params[0]-1, 0)
+			tw.column = max(params[1]-1, 0)
 		}
 		return true
 	case final == 'J': // Erase in Display
-- 
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