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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */
var infiles = [...scriptArgs];
var outfile = infiles.pop();
let output;
for (const filename of infiles) {
const data = JSON.parse(os.file.readFile(filename));
if (!output) {
output = data;
} else if (Array.isArray(data) != Array.isArray(output)) {
throw new Error('mismatched types');
} else if (Array.isArray(output)) {
output.push(...data);
} else {
Object.assign(output, data);
}
}
var origOut = os.file.redirect(outfile);
print(JSON.stringify(output, null, 4));
os.file.close(os.file.redirect(origOut));