Function getSingleCommandDecision

src/core/auto-approval/commands.ts:352–380

(
	command: string,
	allowedCommands: string[],
	deniedCommands?: string[],
)

 * @returns Decision for this specific command
 */
export function getSingleCommandDecision(
	command: string,
	allowedCommands: string[],
	deniedCommands?: string[],
): CommandDecision {
	if (!command) return "auto_approve"

	// Find longest matching prefixes in both lists
	const longestAllowedMatch = findLongestPrefixMatch(command, allowedCommands || [])
	const longestDeniedMatch = findLongestPrefixMatch(command, deniedCommands || [])

	// If only allowlist has a match, auto-approve
	if (longestAllowedMatch && !longestDeniedMatch) {
		return "auto_approve"
	}

	// If only denylist has a match, auto-deny
	if (!longestAllowedMatch && longestDeniedMatch) {
		return "auto_deny"
	}

	// Both lists have matches - apply longest prefix match rule
	if (longestAllowedMatch && longestDeniedMatch) {
		return longestAllowedMatch.length > longestDeniedMatch.length ? "auto_approve" : "auto_deny"
	}

	// If neither list has a match, ask user
	return "ask_user"
}