@jupyterlab/services
Version:
Client APIs for the Jupyter services REST APIs
78 lines • 2.63 kB
JavaScript
;
// Copyright (c) Jupyter Development Team.
// Distributed under the terms of the Modified BSD License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.validateSpecModel = validateSpecModel;
exports.validateSpecModels = validateSpecModels;
const validate_1 = require("../validate");
/**
* Validate a server kernelspec model to a client side model.
*/
// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
function validateSpecModel(data) {
const spec = data.spec;
if (!spec) {
throw new Error('Invalid kernel spec');
}
(0, validate_1.validateProperty)(data, 'name', 'string');
(0, validate_1.validateProperty)(data, 'resources', 'object');
(0, validate_1.validateProperty)(spec, 'language', 'string');
(0, validate_1.validateProperty)(spec, 'display_name', 'string');
(0, validate_1.validateProperty)(spec, 'argv', 'array');
let metadata = null;
if (spec.hasOwnProperty('metadata')) {
(0, validate_1.validateProperty)(spec, 'metadata', 'object');
metadata = spec.metadata;
}
let env = null;
if (spec.hasOwnProperty('env')) {
(0, validate_1.validateProperty)(spec, 'env', 'object');
env = spec.env;
}
return {
name: data.name,
resources: data.resources,
language: spec.language,
display_name: spec.display_name,
argv: spec.argv,
metadata,
env
};
}
/**
* Validate a `Kernel.ISpecModels` object.
*/
// eslint-disable-next-line @typescript-eslint/explicit-module-boundary-types
function validateSpecModels(data) {
if (!data.hasOwnProperty('kernelspecs')) {
throw new Error('No kernelspecs found');
}
let keys = Object.keys(data.kernelspecs);
const kernelspecs = Object.create(null);
let defaultSpec = data.default;
for (let i = 0; i < keys.length; i++) {
const ks = data.kernelspecs[keys[i]];
try {
kernelspecs[keys[i]] = validateSpecModel(ks);
}
catch (err) {
// Remove the errant kernel spec.
console.warn(`Removing errant kernel spec: ${keys[i]}`);
}
}
keys = Object.keys(kernelspecs);
if (!keys.length) {
throw new Error('No valid kernelspecs found');
}
if (!defaultSpec ||
typeof defaultSpec !== 'string' ||
!(defaultSpec in kernelspecs)) {
defaultSpec = keys[0];
console.warn(`Default kernel not found, using '${keys[0]}'`);
}
return {
default: defaultSpec,
kernelspecs
};
}
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