@finos/legend-shared
Version:
Legend Studio shared utilities and helpers
32 lines • 1.2 kB
JavaScript
/**
* Copyright (c) 2020-present, Goldman Sachs
*
* 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.
*/
import { isString } from '../error/AssertionUtils.js';
import { UnsupportedOperationError } from '../error/ErrorUtils.js';
export const readFileAsText = (file) => new Promise((resolve, reject) => {
const fileReader = new FileReader();
fileReader.onload = () => {
const result = fileReader.result;
if (isString(result)) {
resolve(result);
}
else {
throw new UnsupportedOperationError(`Cant read file`);
}
};
fileReader.onerror = reject;
fileReader.readAsText(file);
});
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