Function stripLineNumbers

internal/tui/log.go:502–555

stripLineNumbers removes line number prefixes from Read tool output. The format is: optional spaces + line number + → or tab + content

(code string)

// stripLineNumbers removes line number prefixes from Read tool output.
// The format is: optional spaces + line number + → or tab + content
func stripLineNumbers(code string) string {
	lines := strings.Split(code, "\n")
	var result []string

	for _, line := range lines {
		// Look for patterns like "   1→", "  10→", "   1\t", etc.
		stripped := line

		// Find the arrow or tab after the line number
		arrowIdx := strings.Index(line, "→")
		tabIdx := strings.Index(line, "\t")

		idx := -1
		if arrowIdx != -1 && tabIdx != -1 {
			if arrowIdx < tabIdx {
				idx = arrowIdx
			} else {
				idx = tabIdx
			}
		} else if arrowIdx != -1 {
			idx = arrowIdx
		} else if tabIdx != -1 {
			idx = tabIdx
		}

		if idx > 0 && idx < 10 { // Line number prefix is typically short
			// Check if everything before is spaces and digits
			prefix := line[:idx]
			isLineNum := true
			hasDigit := false
			for _, ch := range prefix {
				if ch >= '0' && ch <= '9' {
					hasDigit = true
				} else if ch != ' ' {
					isLineNum = false
					break
				}
			}
			if isLineNum && hasDigit {
				// Skip the arrow/tab character (→ is multi-byte)
				if line[idx] == '\t' {
					stripped = line[idx+1:]
				} else {
					// → is 3 bytes in UTF-8
					stripped = line[idx+3:]
				}
			}
		}

		result = append(result, stripped)
	}

	return strings.Join(result, "\n")
}

// renderStoryDone renders a story done marker.
func (l *LogViewer) renderStoryDone(entry LogEntry) []string {