diff options
Diffstat (limited to 'sandbox/testAppNevena/Front/node_modules/@npmcli/run-script/lib/signal-manager.js')
-rw-r--r-- | sandbox/testAppNevena/Front/node_modules/@npmcli/run-script/lib/signal-manager.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sandbox/testAppNevena/Front/node_modules/@npmcli/run-script/lib/signal-manager.js b/sandbox/testAppNevena/Front/node_modules/@npmcli/run-script/lib/signal-manager.js new file mode 100644 index 00000000..556e758c --- /dev/null +++ b/sandbox/testAppNevena/Front/node_modules/@npmcli/run-script/lib/signal-manager.js @@ -0,0 +1,46 @@ +const runningProcs = new Set() +let handlersInstalled = false + +const forwardedSignals = [ + 'SIGINT', + 'SIGTERM' +] + +const handleSignal = signal => { + for (const proc of runningProcs) { + proc.kill(signal) + } +} + +const setupListeners = () => { + for (const signal of forwardedSignals) { + process.on(signal, handleSignal) + } + handlersInstalled = true +} + +const cleanupListeners = () => { + if (runningProcs.size === 0) { + for (const signal of forwardedSignals) { + process.removeListener(signal, handleSignal) + } + handlersInstalled = false + } +} + +const add = proc => { + runningProcs.add(proc) + if (!handlersInstalled) + setupListeners() + + proc.once('exit', () => { + runningProcs.delete(proc) + cleanupListeners() + }) +} + +module.exports = { + add, + handleSignal, + forwardedSignals +} |