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24 lines
771 B
JavaScript
24 lines
771 B
JavaScript
'use strict';
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const Promise = require("bluebird");
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const fs = Promise.promisifyAll(require("fs"));
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let maxAttempts = 100;
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module.exports = function readError(errorFilePath, attempt = 0) {
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return Promise.try(() => {
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return fs.readFileAsync(errorFilePath);
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}).then((fileContents) => {
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return JSON.parse(fileContents);
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}).catch(SyntaxError, (err) => {
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if (attempt < maxAttempts) {
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/* The JSON hasn't been completely written yet. We'll retry in a bit. */
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return Promise.delay(1000).then(() => {
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reportError(errorFilePath, attempt + 1);
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});
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} else {
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throw new Error(`Could not parse error file ${errorFilePath}, and reached maximum attempts`);
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}
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});
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};
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