34 lines
1.0 KiB
JavaScript
34 lines
1.0 KiB
JavaScript
var childProcess = require('child_process');
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var watch = require('watch')
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function runScript(scriptPath, processArguments, callback) {
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// keep track of whether callback has been invoked to prevent multiple invocations
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var invoked = false;
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var process = childProcess.fork(scriptPath, processArguments);
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// listen for errors as they may prevent the exit event from firing
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process.on('error', function (err) {
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if (invoked) return;
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invoked = true;
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callback(err);
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});
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// execute the callback once the process has finished running
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process.on('exit', function (code) {
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if (invoked) return;
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invoked = true;
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var err = code === 0 ? null : new Error('exit code ' + code);
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callback(err);
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});
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}
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watch.watchTree(`${__dirname}\\..\\player\\js\\`, function (f, curr, prev) {
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runScript(`${__dirname}\\build.js`, ["reduced"], function (err) {
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if (err) throw err;
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console.log('finished running some-script.js');
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});
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}) |