Function wrapTextWithAnsi

pkg/matcher/utils.go:1132–1174

(input string)

}

func wrapTextWithAnsi(input string) string {
	scanner := bufio.NewScanner(strings.NewReader(input)) // Create a scanner to read the input string line by line.
	var wrappedBuilder strings.Builder                    // Builder for the resulting wrapped text.
	currentAnsiCode := ""                                 // Variable to hold the current ANSI escape sequence.
	lastAnsiCode := ""                                    // Variable to hold the last ANSI escape sequence.

	// Iterate over each line in the input string.
	for scanner.Scan() {
		line := scanner.Text() // Get the current line.

		// If there is a current ANSI code, append it to the builder.
		if currentAnsiCode != "" {
			wrappedBuilder.WriteString(currentAnsiCode)
		}

		// Find all ANSI escape sequences in the current line.
		startAnsiCodes := ansiRegex.FindAllString(line, -1)
		if len(startAnsiCodes) > 0 {
			// Update the last ANSI escape sequence to the last one found in the line.
			lastAnsiCode = startAnsiCodes[len(startAnsiCodes)-1]
		}

		// Append the current line to the builder.
		wrappedBuilder.WriteString(line)

		// Check if the current ANSI code needs to be reset or updated.
		if (currentAnsiCode != "" && !strings.HasSuffix(line, ansiResetCode)) || len(startAnsiCodes) > 0 {
			// If the current line does not end with a reset code or if there are ANSI codes, append a reset code.
			wrappedBuilder.WriteString(ansiResetCode)
			// Update the current ANSI code to the last one found in the line.
			currentAnsiCode = lastAnsiCode
		} else {
			// If no ANSI codes need to be maintained, reset the current ANSI code.
			currentAnsiCode = ""
		}

		// Append a newline character to the builder.
		wrappedBuilder.WriteString("\n")
	}

	// Return the processed string with properly wrapped ANSI escape sequences.
	return wrappedBuilder.String()
}

// truncateStrings applies truncation logic to expected and actual strings
// If both exceed 10000 bytes, truncate both to 10000 bytes