@angular/cdk
Version:
Angular Material Component Development Kit
78 lines • 3.42 kB
JavaScript
;
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.dev/license
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.TsconfigParseError = void 0;
exports.parseTsconfigFile = parseTsconfigFile;
const ts = __importStar(require("typescript"));
const virtual_host_1 = require("./virtual-host");
const path_1 = require("path");
const diagnostics_1 = require("./diagnostics");
/** Code of the error raised by TypeScript when a tsconfig doesn't match any files. */
const NO_INPUTS_ERROR_CODE = 18003;
/** Class capturing a tsconfig parse error. */
class TsconfigParseError extends Error {
}
exports.TsconfigParseError = TsconfigParseError;
/**
* Attempts to parse the specified tsconfig file.
*
* @throws {TsconfigParseError} If the tsconfig could not be read or parsed.
*/
function parseTsconfigFile(tsconfigPath, fileSystem) {
if (!fileSystem.fileExists(tsconfigPath)) {
throw new TsconfigParseError(`Tsconfig cannot not be read: ${tsconfigPath}`);
}
const { config, error } = ts.readConfigFile(tsconfigPath, p => fileSystem.read(fileSystem.resolve(p)));
// If there is a config reading error, we never attempt to parse the config.
if (error) {
throw new TsconfigParseError((0, diagnostics_1.formatDiagnostics)([error], fileSystem));
}
const parsed = ts.parseJsonConfigFileContent(config, new virtual_host_1.FileSystemHost(fileSystem), (0, path_1.dirname)(tsconfigPath), {});
// Skip the "No inputs found..." error since we don't want to interrupt the migration if a
// tsconfig doesn't match a file. This will result in an empty `Program` which is still valid.
const errors = parsed.errors.filter(diag => diag.code !== NO_INPUTS_ERROR_CODE);
if (errors.length) {
throw new TsconfigParseError((0, diagnostics_1.formatDiagnostics)(errors, fileSystem));
}
return parsed;
}
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