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main.js
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/
main.js
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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.readConfig = readConfig;
exports.findAndReadConfig = findAndReadConfig;
exports.orNullIfFileNotExist = orNullIfFileNotExist;
exports.orIfFileNotExist = orIfFileNotExist;
exports.loadConfig = loadConfig;
exports.getConfig = getConfig;
exports.loadParentConfig = loadParentConfig;
exports.validateConfig = validateConfig;
exports.loadEnv = loadEnv;
function _fsExtraP() {
const data = require("fs-extra-p");
_fsExtraP = function () {
return data;
};
return data;
}
function _jsYaml() {
const data = require("js-yaml");
_jsYaml = function () {
return data;
};
return data;
}
var path = _interopRequireWildcard(require("path"));
function _ajv() {
const data = _interopRequireDefault(require("ajv"));
_ajv = function () {
return data;
};
return data;
}
function _ajvErrorNormalizer() {
const data = require("./ajvErrorNormalizer");
_ajvErrorNormalizer = function () {
return data;
};
return data;
}
function _dotenv() {
const data = require("dotenv");
_dotenv = function () {
return data;
};
return data;
}
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
async function readConfig(configFile) {
const data = await (0, _fsExtraP().readFile)(configFile, "utf8");
let result;
if (configFile.endsWith(".json5") || configFile.endsWith(".json")) {
result = require("json5").parse(data);
} else if (configFile.endsWith(".toml")) {
result = require("toml").parse(data);
} else {
result = (0, _jsYaml().safeLoad)(data);
}
return {
result,
configFile
};
}
async function findAndReadConfig(request) {
const prefix = request.configFilename;
for (const configFile of [`${prefix}.yml`, `${prefix}.yaml`, `${prefix}.json`, `${prefix}.json5`, `${prefix}.toml`]) {
const data = await orNullIfFileNotExist(readConfig(path.join(request.projectDir, configFile)));
if (data != null) {
return data;
}
}
return null;
}
function orNullIfFileNotExist(promise) {
return orIfFileNotExist(promise, null);
}
function orIfFileNotExist(promise, fallbackValue) {
return promise.catch(e => {
if (e.code === "ENOENT" || e.code === "ENOTDIR") {
return fallbackValue;
}
throw e;
});
}
async function loadConfig(request) {
let packageMetadata = request.packageMetadata == null ? null : await request.packageMetadata.value;
if (packageMetadata == null) {
packageMetadata = await orNullIfFileNotExist((0, _fsExtraP().readJson)(path.join(request.projectDir, "package.json")));
}
const data = packageMetadata == null ? null : packageMetadata[request.packageKey];
return data == null ? findAndReadConfig(request) : {
result: data,
configFile: null
};
}
function getConfig(request, configPath) {
if (configPath == null) {
return loadConfig(request);
} else {
return readConfig(path.resolve(request.projectDir, configPath));
}
}
async function loadParentConfig(request, spec) {
let isFileSpec;
if (spec.startsWith("file:")) {
spec = spec.substring("file:".length);
isFileSpec = true;
}
let parentConfig = await orNullIfFileNotExist(readConfig(path.resolve(request.projectDir, spec)));
if (parentConfig == null && isFileSpec !== true) {
let resolved = null;
try {
resolved = require.resolve(spec);
} catch (e) {// ignore
}
if (resolved != null) {
parentConfig = await readConfig(resolved);
}
}
if (parentConfig == null) {
throw new Error(`Cannot find parent config file: ${spec}`);
}
return parentConfig;
}
async function validateConfig(config, scheme, errorMessage) {
const ajv = new (_ajv().default)({
allErrors: true,
coerceTypes: true,
verbose: true,
errorDataPath: "configuration"
});
require("ajv-keywords")(ajv, ["typeof"]);
const schema = await scheme.value;
const validator = ajv.compile(schema);
if (!validator(config)) {
const error = new Error(errorMessage((0, _ajvErrorNormalizer().normaliseErrorMessages)(validator.errors, schema), validator.errors));
error.code = "ERR_CONFIG_INVALID";
throw error;
}
}
async function loadEnv(envFile) {
const data = await orNullIfFileNotExist((0, _fsExtraP().readFile)(envFile, "utf8"));
if (data == null) {
return null;
}
const parsed = (0, _dotenv().parse)(data);
for (const key of Object.keys(parsed)) {
if (!process.env.hasOwnProperty(key)) {
process.env[key] = parsed[key];
}
}
require("dotenv-expand")(parsed);
return parsed;
}
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