mirror of
https://github.com/balena-io/balena-cli.git
synced 2024-12-27 17:18:51 +00:00
109 lines
2.8 KiB
TypeScript
109 lines
2.8 KiB
TypeScript
/**
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* @license
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* Copyright 2019 Balena Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import * as path from 'path';
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import { getCapitanoDoc } from './capitanodoc';
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import { Category, Document, OclifCommand } from './doc-types';
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import * as markdown from './markdown';
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import { stripIndent } from '../../lib/utils/lazy';
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/**
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* Generates the markdown document (as a string) for the CLI documentation
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* page on the web: https://www.balena.io/docs/reference/cli/
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*/
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export async function renderMarkdown(): Promise<string> {
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const capitanodoc = await getCapitanoDoc();
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const result: Document = {
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title: capitanodoc.title,
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introduction: capitanodoc.introduction,
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categories: [],
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};
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for (const commandCategory of capitanodoc.categories) {
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const category: Category = {
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title: commandCategory.title,
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commands: [],
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};
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for (const jsFilename of commandCategory.files) {
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category.commands.push(...importOclifCommands(jsFilename));
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}
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result.categories.push(category);
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}
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return markdown.render(result);
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}
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// Help is now managed via a plugin
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// This fake command allows capitanodoc to include help in docs
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class FakeHelpCommand {
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description = stripIndent`
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List balena commands, or get detailed help for a specific command.
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List balena commands, or get detailed help for a specific command.
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`;
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examples = [
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'$ balena help',
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'$ balena help apps',
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'$ balena help os download',
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];
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args = [
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{
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name: 'command',
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description: 'command to show help for',
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},
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];
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usage = 'help [command]';
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flags = {
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verbose: {
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description: 'show additional commands',
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char: '-v',
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},
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};
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}
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function importOclifCommands(jsFilename: string): OclifCommand[] {
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// TODO: Currently oclif commands with no `usage` overridden will cause
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// an error when parsed. This should be improved so that `usage` does not have
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// to be overridden if not necessary.
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const command: OclifCommand =
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jsFilename === 'help'
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? ((new FakeHelpCommand() as unknown) as OclifCommand)
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: (require(path.join(process.cwd(), jsFilename)).default as OclifCommand);
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return [command];
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}
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/**
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* Print the CLI docs markdown to stdout.
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* See package.json for how the output is redirected to a file.
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*/
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async function printMarkdown() {
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try {
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console.log(await renderMarkdown());
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} catch (error) {
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console.error(error);
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process.exit(1);
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}
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}
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printMarkdown();
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