tui: switch busy spinner to cli-spinners 'dots3' preset

a single-cell 10-frame braille rotation at 80ms per step. matches
the well-known dots3 preset from sindresorhus/cli-spinners (MIT).
small, recognisable, occupies one terminal cell so the busyPrefix
in the status bar stays compact regardless of message length.

commit: d6ac856ee7f25fc45583e486848a7fb7e1ac7557
author: patriceckhart · 6mo ago · 2026-04-19 09:52 UTC
parent: fdef8ac
signature: unsigned
refs: tag: v0.0.12

1 file · +20 -4

M internal/agent/modes/spinner.go +20 -4


@@ -46,8 +46,23 @@ var funnyWorkingLines = []string{
46	46		"rewriting history",
47	47		}
48	48
49		-	// spinnerFrames is a smooth braille spinner.
50		-	var spinnerFrames = []string{"\u280b", "\u2819", "\u2839", "\u2838", "\u283c", "\u2834", "\u2826", "\u2827", "\u2807", "\u280f"}
	49	+	// spinnerFrames is the cli-spinners "dots3" preset — a 10-frame
	50	+	// single-cell braille spinner that reads as a small box of dots
	51	+	// rotating around its perimeter. Source:
	52	+	// https://github.com/sindresorhus/cli-spinners (MIT). Used at the
	53	+	// preset's recommended 80ms per step.
	54	+	var spinnerFrames = []string{
	55	+	"⠋",
	56	+	"⠙",
	57	+	"⠚",
	58	+	"⠞",
	59	+	"⠖",
	60	+	"⠦",
	61	+	"⠴",
	62	+	"⠲",
	63	+	"⠳",
	64	+	"⠓",
	65	+	}
51	66
52	67		// newSpinner constructs a fresh spinner.
53	68		func newSpinner() *spinner {

@@ -76,13 +91,14 @@ func (s *spinner) StartFixed(msg string) {
76	91		}
77	92
78	93		// Frame returns the current spinner glyph for the running animation.
	94	+	//
	95	+	// 80ms per step matches the dots3 preset's recommended interval.
79	96		func (s *spinner) Frame() string {
80	97		if s.startedAt.IsZero() {
81	98		return s.frames[0]
82	99		}
83	100		elapsed := time.Since(s.startedAt)
84		-	// 120ms per frame matches the interactive tick rate.
85		-	idx := int(elapsed/(120*time.Millisecond)) % len(s.frames)
	101	+	idx := int(elapsed/(80*time.Millisecond)) % len(s.frames)
86	102		return s.frames[idx]
87	103		}
88	104

 	"rewriting history",
 }
-// spinnerFrames is a smooth braille spinner.
+// spinnerFrames is the cli-spinners "dots3" preset — a 10-frame
-var spinnerFrames = []string{"\u280b", "\u2819", "\u2839", "\u2838", "\u283c", "\u2834", "\u2826", "\u2827", "\u2807", "\u280f"}
+// single-cell braille spinner that reads as a small box of dots
+// rotating around its perimeter. Source:
+// https://github.com/sindresorhus/cli-spinners (MIT). Used at the
+// preset's recommended 80ms per step.
+var spinnerFrames = []string{
+	"⠋",
+	"⠙",
+	"⠚",
+	"⠞",
+	"⠖",
+	"⠦",
+	"⠴",
+	"⠲",
+	"⠳",
+	"⠓",
+}
 // newSpinner constructs a fresh spinner.
 func newSpinner() *spinner {
 }
 // Frame returns the current spinner glyph for the running animation.
+//
+// 80ms per step matches the dots3 preset's recommended interval.
 func (s *spinner) Frame() string {
 	if s.startedAt.IsZero() {
 		return s.frames[0]
 	}
 	elapsed := time.Since(s.startedAt)
-	// 120ms per frame matches the interactive tick rate.
+	idx := int(elapsed/(80*time.Millisecond)) % len(s.frames)
-	idx := int(elapsed/(120*time.Millisecond)) % len(s.frames)
 	return s.frames[idx]
 }