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Contents
import { removeBrackets, camelcaseOptionName } from "./utils.ts";
interface OptionConfig {
default?: any;
type?: any[];
}
export default class Option {
/** Option name */
name: string;
/** Option name and aliases */
names: string[];
isBoolean?: boolean; // `required` will be a boolean for options with brackets
required?: boolean;
config: OptionConfig;
negated: boolean;
constructor(public rawName: string, public description: string, config?: OptionConfig) {
this.config = Object.assign({}, config); // You may use cli.option('--env.* [value]', 'desc') to denote a dot-nested option
rawName = rawName.replace(/\.\*/g, '');
this.negated = false;
this.names = removeBrackets(rawName).split(',').map((v: string) => {
let name = v.trim().replace(/^-{1,2}/, '');
if (name.startsWith('no-')) {
this.negated = true;
name = name.replace(/^no-/, '');
}
return camelcaseOptionName(name);
}).sort((a, b) => a.length > b.length ? 1 : -1); // Sort names
// Use the longest name (last one) as actual option name
this.name = this.names[this.names.length - 1];
if (this.negated && this.config.default == null) {
this.config.default = true;
}
if (rawName.includes('<')) {
this.required = true;
} else if (rawName.includes('[')) {
this.required = false;
} else {
// No arg needed, it's boolean flag
this.isBoolean = true;
}
}
}
export type { OptionConfig };
Version data entries
26 entries across 26 versions & 1 rubygems