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feat: allow env overrides to merge data #258

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Aug 26, 2021
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10 changes: 8 additions & 2 deletions lib/FetchEnvs.js
Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@

const objectPath = require('object-path');
const clone = require('clone');
const merge = require('deepmerge');
const log = require('./bunyan-api').createLogger('fetchEnvs');

module.exports = class FetchEnvs {
Expand Down Expand Up @@ -111,7 +112,7 @@ module.exports = class FetchEnvs {
result = result.slice(1, result.length - 1);
break;
case 'base64':
result = new Buffer(result).toString('base64');
result = new Buffer.from(result).toString('base64');
break;
}
}
Expand Down Expand Up @@ -261,7 +262,12 @@ module.exports = class FetchEnvs {
env = await this._processEnv(env);
env.forEach((e) => {
if (e.value !== undefined) {
result[e.name] = e.value;
if (e.overrideStrategy === 'merge' && result[e.name] !== undefined) {
const merged = merge(result[e.name], e.value);
result[e.name] = merged;
} else {
result[e.name] = e.value;
}
}
});
return result;
Expand Down