56 lines
1.5 KiB
TypeScript
56 lines
1.5 KiB
TypeScript
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/* eslint-disable no-console */
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/* eslint-disable no-process-exit */
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import yargs, { Options } from 'yargs';
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import { OptionProcess } from '../Types';
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import { OptionSource } from './OptionSource';
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export class ArgSource extends OptionSource {
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public async parse (options: OptionProcess[]): Promise<void> {
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const yargs_config: Record<string, Options> = {
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quiet: {
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alias: 'q',
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default: false,
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type: 'boolean',
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describe: 'do not ask for options interactively'
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},
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help: {
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alias: 'h',
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default: false,
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type: 'boolean',
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describe: ''
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}
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};
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for (const opt of options) {
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yargs_config[opt.name] = {
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alias: opt.alias,
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default: opt.default,
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type: opt.type_validation.string_type,
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describe: opt.description
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};
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}
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const argv = yargs.options (yargs_config)
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.parse ();
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if (argv.help) {
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yargs.options (yargs_config)
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.showHelp ();
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process.exit (0);
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}
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await Promise.all (options.map ((opt) => {
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if (typeof argv[opt.name] !== 'undefined')
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return this.assign_arg (opt, argv[opt.name]);
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return Promise.resolve ();
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}));
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if (argv.quiet) {
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const missing = options.filter ((o) => !o.filled && o.required)
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.map ((o) => o.name);
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if (missing.length > 0) {
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console.error ('missing arguments:');
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console.error (missing.join (', '));
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process.exit (0);
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}
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}
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}
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}
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