mirror of
https://github.com/balena-io/balena-cli.git
synced 2024-12-18 21:27:51 +00:00
118 lines
3.2 KiB
TypeScript
118 lines
3.2 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 { Parser } from '@oclif/core';
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import * as ent from 'ent';
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import * as _ from 'lodash';
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import { capitanoizeOclifUsage } from '../../src/utils/oclif-utils';
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import type { Category, Document } from './doc-types';
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function renderOclifCommand(command: Category['commands'][0]): string[] {
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const result = [`## ${ent.encode(command.name || '')}`];
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if (command.aliases?.length) {
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result.push('### Aliases');
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result.push(
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command.aliases
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.map(
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(alias) =>
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`- \`${alias}\`${command.deprecateAliases ? ' *(deprecated)*' : ''}`,
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)
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.join('\n'),
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);
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result.push(
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`\nTo use one of the aliases, replace \`${command.name}\` with the alias.`,
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);
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}
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result.push('### Description');
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const description = (command.description || '')
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.split('\n')
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.slice(1) // remove the first line, which oclif uses as help header
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.join('\n')
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.trim();
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result.push(description);
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if (!_.isEmpty(command.examples)) {
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result.push('Examples:', command.examples!.map((v) => `\t${v}`).join('\n'));
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}
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if (!_.isEmpty(command.args)) {
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result.push('### Arguments');
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for (const [name, arg] of Object.entries(command.args!)) {
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result.push(`#### ${name.toUpperCase()}`, arg.description || '');
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}
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}
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if (!_.isEmpty(command.flags)) {
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result.push('### Options');
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for (const [name, flag] of Object.entries(command.flags!)) {
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if (name === 'help') {
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continue;
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}
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flag.name = name;
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const flagUsage = Parser.flagUsages([flag])
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.map(([usage, _description]) => usage)
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.join()
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.trim();
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result.push(`#### ${flagUsage}`);
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result.push(flag.description || '');
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}
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}
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return result;
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}
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function renderCategory(category: Category): string[] {
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const result = [`# ${category.title}`];
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for (const command of category.commands) {
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result.push(...renderOclifCommand(command));
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}
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return result;
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}
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function getAnchor(cmdSignature: string): string {
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return `#${_.trim(cmdSignature.replace(/\W+/g, '-'), '-').toLowerCase()}`;
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}
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function renderToc(categories: Category[]): string[] {
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const result = [`# CLI Command Reference`];
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for (const category of categories) {
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result.push(`- ${category.title}`);
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result.push(
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category.commands
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.map((command) => {
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const signature = capitanoizeOclifUsage(command.name);
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return `\t- [${ent.encode(signature)}](${getAnchor(signature)})`;
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})
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.join('\n'),
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);
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}
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return result;
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}
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export function render(doc: Document) {
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const result = [
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`# ${doc.title}`,
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doc.introduction,
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...renderToc(doc.categories),
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];
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for (const category of doc.categories) {
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result.push(...renderCategory(category));
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}
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return result.join('\n\n');
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}
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