@kui-shell/core
Version:
An Electron-based shell for cloud-native development
129 lines (128 loc) • 4.88 kB
JavaScript
/*
* Copyright 2017 The Kubernetes Authors
*
* 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.
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
import Debug from 'debug';
const debug = Debug('core/plugins');
debug('loading');
import preloader from './preloader';
import { makeResolver } from './resolver';
import { unify } from './prescan';
import { userDataDir } from '../core/userdata';
// import { isHeadless } from '../core/capabilities'
import { setPluginResolver } from '../core/command-tree';
import { registerTypeahead } from '../commands/typeahead';
debug('modules loaded');
export const pluginRoot = '../../../../plugins';
/**
* This is the registrar for plugins used at runtime (i.e. "live, not
* scanning"). This is not related to the prescan computation.
*
*/
export const registrar = {};
/**
* When in "live, not scanning" mode, this state will store the result
* of a previous plugin scan
*
*/
let basePrescan; // without any user-installed plugins
let prescan;
try {
prescan = require('@kui-shell/prescan.json'); // the result of unify(basePrescan, userPrescan)
// populate the typeahead trie from prescan (in command-tree, we
// register again for dynamic command registrations); but we need
// this here, so that the commands trie is populated before commands
// are executed
if (prescan && prescan.commandToPlugin) {
Object.keys(prescan.commandToPlugin).forEach(registerTypeahead);
}
}
catch (err) {
debug(err);
}
export function prescanModel() {
return prescan;
}
/**
* For internal use only: set the prescan model
*
*/
export function _useUpdatedUserPrescan(userPrescan) {
debug('useUpdatedUserPrescan', userPrescan, basePrescan);
prescan = unify(basePrescan, userPrescan);
setPluginResolver(makeResolver(prescan, registrar));
}
export const preload = () => {
return preloader(prescan);
};
/**
* @return the home directory for user-installed plugins. All
* artifacts related to user-installed plugins will be stored within
* this directory.
*
*/
export function userInstalledHome() {
return __awaiter(this, void 0, void 0, function* () {
const { join } = yield import('path');
const rootDir = userDataDir();
return join(rootDir, 'plugins');
});
}
/**
* Load the prescan model, in preparation for loading the shell
*
* @return truthy value if we indeed did the initialization
*/
export const init = () => __awaiter(void 0, void 0, void 0, function* () {
debug('init');
if (basePrescan) {
return false;
}
// pre-installed plugins
basePrescan = prescan;
/* if (isHeadless() && prescan) {
try {
const [{ existsSync }, { join }] = await Promise.all([import('fs'), import('path')])
const userPath = join(await userInstalledHome(), 'node_modules/@kui-shell/prescan.json')
if (existsSync(userPath)) {
const userInstalledPrescan = (await import(userPath)) as PrescanModel
// merge builtin plugins with user-installed plugins
prescan = unify(prescan, userInstalledPrescan)
// debug('prescan', prescan)
}
debug('user-installed prescan loaded')
} catch (err) {
debug('error loading user-installed prescan', err)
}
} */
/* const { default: eventChannelUnsafe } = await import('../core/events')
eventChannelUnsafe.on('/plugin/compile/request', async (pluginToBeRemoved?: string) => {
const { compileUserInstalled } = await import('./assembler')
compileUserInstalled(pluginToBeRemoved)
}) */
setPluginResolver(makeResolver(prescan, registrar));
debug('init done');
return true;
});
debug('done loading');
//# sourceMappingURL=plugins.js.map