Function getCommandArguments

cli/src/cli/registryCore.ts:61–89

(
    command: Command,
    argv: string[],
)

            options: command.options || {},
            strict: true,
            allowPositionals: true,
        });
        const args = positionals.slice(4);
        validateCommandArguments(command, args, options);
        return { options, args };
    } catch (error) {
        if (error instanceof InvalidCommandArgumentsError) {
            throw error;
        }
        if (error instanceof TypeError) {
            printCommandUsage(command);
            throw new InvalidCommandArgumentsError(error.message);
        }
        throw error;
    }
}

function validateCommandArguments(command: Command, args: string[], values: { [name: string]: unknown }) {
    if (values['help']) {
        return;
    }

    if (command.args) {
        const hasVariableArgs = command.args.some((arg) => arg.endsWith('...'));
        const hasExpectedArgs = hasVariableArgs
            ? args.length >= command.args.length
            : args.length === command.args.length;
        if (!hasExpectedArgs) {
            printCommandUsage(command);
            throw new InvalidCommandArgumentsError(`Expected ${command.args.length} arguments, got ${args.length}`);
        }
    }