balena-cli/lib/utils/oclif-utils.ts
Paulo Castro 9d5ecb5f9c Add options to 'balena version' to show Node.js version
Change-type: minor
Signed-off-by: Paulo Castro <paulo@balena.io>
2019-06-27 16:22:26 +01:00

54 lines
1.4 KiB
TypeScript

/**
* @license
* Copyright 2019 Balena Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import * as Config from '@oclif/config';
export const convertedCommands = {
'env:add': 'env add',
};
/**
* This class is a partial copy-and-paste of
* @oclif/plugin-help/command/CommandHelp, which is used to generate oclif's
* command help output.
*/
export class CommandHelp {
constructor(public command: { args?: any[] }) {}
protected arg(arg: Config.Command['args'][0]): string {
const name = arg.name.toUpperCase();
if (arg.required) {
return `${name}`;
}
return `[${name}]`;
}
public defaultUsage(): string {
return CommandHelp.compact([
// this.command.id,
(this.command.args || [])
.filter(a => !a.hidden)
.map(a => this.arg(a))
.join(' '),
]).join(' ');
}
public static compact<T>(array: Array<T | undefined>): T[] {
return array.filter((a): a is T => !!a);
}
}