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parser-utils.js
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55 lines (49 loc) · 1.58 KB
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const fs = require("fs");
const Ajv = require("ajv-draft-04");
const ajv = new Ajv();
const addFormats = require("ajv-formats");
addFormats(ajv);
const util = require("util");
const jsonpointer = require("jsonpointer");
// eslint-disable-next-line security/detect-non-literal-fs-filename
const readFile = util.promisify(fs.readFile);
const { v4: uuid } = require("uuid");
function addIdsAndDates(findings) {
return findings.map((finding) => {
return {
...finding,
id: uuid(),
parsed_at: new Date().toISOString(),
};
});
}
async function validateAgainstJsonSchema(jsonData) {
const jsonSchemaString = await readFile(
__dirname + "/findings-schema.json",
"utf8"
);
const jsonSchema = JSON.parse(jsonSchemaString);
const validator = ajv.compile(jsonSchema);
const valid = validator(jsonData);
if (!valid) {
const errorMessage = generateErrorMessage(validator.errors, jsonData);
throw new Error(errorMessage);
}
}
async function addSampleIdsAndDatesAndValidate(jsonData) {
// add sample IDs and Dates only if the jsonData Array is not empty
const extendedData = addIdsAndDates(jsonData);
return validateAgainstJsonSchema(extendedData);
}
function generateErrorMessage(errors, jsonData) {
errors = errors.map((error) => {
return {
...error,
invalidValue: jsonpointer.get(jsonData, error.instancePath),
};
});
return JSON.stringify(errors, null, 2);
}
module.exports.addIdsAndDates = addIdsAndDates;
module.exports.validate = validateAgainstJsonSchema;
module.exports.validateParser = addSampleIdsAndDatesAndValidate;