@cloud-copilot/cli/dist/esm/arguments/enumArgument.js

A standardized library for CLI building TypeScript CLI applications

export function enumArgument(options) {
    return {
        description: options.description +
            `. One value required, valid values are: ${options.validValues.join(', ')}`,
        validateValues: (currentValue, values) => {
            if (values.length == 0) {
                return { valid: false, message: 'a value is required' };
            }
            if (currentValue != options.defaultValue) {
                return { valid: false, message: 'expects a single value but was set multiple times' };
            }
            if (values.length > 1) {
                return {
                    valid: false,
                    message: 'expects a single value but received ' + values.join(', ')
                };
            }
            const value = values[0];
            const match = options.validValues.find((v) => v.toLowerCase() === value.toLowerCase());
            if (!match) {
                return {
                    valid: false,
                    message: `${value} is not one of the allowed values: ${options.validValues.join(', ')}`
                };
            }
            return { valid: true, value: match };
        },
        reduceValues: (current, newValue) => newValue,
        defaultValue: options.defaultValue
    };
}
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