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[Development] Reload bundle file with each request

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Reload the bundle file from disk when requested, re-applying any
includes or excludes that were specified on the command line.

Allows a developer to make changes to bundles.json without having to
restart the server for them to take effect.
This commit is contained in:
larkin 2015-06-30 15:24:52 -07:00
parent 397a545482
commit 5c3ccb9ee0
1 changed files with 12 additions and 11 deletions
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23
app.js
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@ -14,8 +14,7 @@
options = require('minimist')(process.argv.slice(2)),
express = require('express'),
app = express(),
fs = require('fs'),
bundles = JSON.parse(fs.readFileSync(BUNDLE_FILE, 'utf8'));
fs = require('fs');
// Defaults
options.port = options.port || options.p || 8080;
@ -40,17 +39,19 @@
process.exit(0);
}
// Handle command line inclusions/exclusions
bundles = bundles.concat(options.include);
bundles = bundles.filter(function (bundle) {
return options.exclude.indexOf(bundle) === -1;
});
bundles = bundles.filter(function (bundle, index) { // Uniquify
return bundles.indexOf(bundle) === index;
});
// Override bundles.json for HTTP requests
app.use('/' + BUNDLE_FILE, function (req, res) {
var bundles = JSON.parse(fs.readFileSync(BUNDLE_FILE, 'utf8'));
// Handle command line inclusions/exclusions
bundles = bundles.concat(options.include);
bundles = bundles.filter(function (bundle) {
return options.exclude.indexOf(bundle) === -1;
});
bundles = bundles.filter(function (bundle, index) { // Uniquify
return bundles.indexOf(bundle) === index;
});
res.send(JSON.stringify(bundles));
});