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author | Minteck <contact@minteck.org> | 2023-02-23 19:34:56 +0100 |
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committer | Minteck <contact@minteck.org> | 2023-02-23 19:34:56 +0100 |
commit | 3d1cd02f27518f1a04374c7c8320cd5d82ede6e9 (patch) | |
tree | 75be5fba4368472fb11c8015aee026b2b9a71888 /together/node_modules/asap/raw.js | |
parent | 8cc1f13c17fa2fb5a4410542d39e650e02945634 (diff) | |
download | pluralconnect-3d1cd02f27518f1a04374c7c8320cd5d82ede6e9.tar.gz pluralconnect-3d1cd02f27518f1a04374c7c8320cd5d82ede6e9.tar.bz2 pluralconnect-3d1cd02f27518f1a04374c7c8320cd5d82ede6e9.zip |
Updated 40 files, added 37 files, deleted 1103 files and renamed 3905 files (automated)
Diffstat (limited to 'together/node_modules/asap/raw.js')
-rw-r--r-- | together/node_modules/asap/raw.js | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/together/node_modules/asap/raw.js b/together/node_modules/asap/raw.js deleted file mode 100644 index ae3b892..0000000 --- a/together/node_modules/asap/raw.js +++ /dev/null @@ -1,101 +0,0 @@ -"use strict"; - -var domain; // The domain module is executed on demand -var hasSetImmediate = typeof setImmediate === "function"; - -// Use the fastest means possible to execute a task in its own turn, with -// priority over other events including network IO events in Node.js. -// -// An exception thrown by a task will permanently interrupt the processing of -// subsequent tasks. The higher level `asap` function ensures that if an -// exception is thrown by a task, that the task queue will continue flushing as -// soon as possible, but if you use `rawAsap` directly, you are responsible to -// either ensure that no exceptions are thrown from your task, or to manually -// call `rawAsap.requestFlush` if an exception is thrown. -module.exports = rawAsap; -function rawAsap(task) { - if (!queue.length) { - requestFlush(); - flushing = true; - } - // Avoids a function call - queue[queue.length] = task; -} - -var queue = []; -// Once a flush has been requested, no further calls to `requestFlush` are -// necessary until the next `flush` completes. -var flushing = false; -// The position of the next task to execute in the task queue. This is -// preserved between calls to `flush` so that it can be resumed if -// a task throws an exception. -var index = 0; -// If a task schedules additional tasks recursively, the task queue can grow -// unbounded. To prevent memory excaustion, the task queue will periodically -// truncate already-completed tasks. -var capacity = 1024; - -// The flush function processes all tasks that have been scheduled with -// `rawAsap` unless and until one of those tasks throws an exception. -// If a task throws an exception, `flush` ensures that its state will remain -// consistent and will resume where it left off when called again. -// However, `flush` does not make any arrangements to be called again if an -// exception is thrown. -function flush() { - while (index < queue.length) { - var currentIndex = index; - // Advance the index before calling the task. This ensures that we will - // begin flushing on the next task the task throws an error. - index = index + 1; - queue[currentIndex].call(); - // Prevent leaking memory for long chains of recursive calls to `asap`. - // If we call `asap` within tasks scheduled by `asap`, the queue will - // grow, but to avoid an O(n) walk for every task we execute, we don't - // shift tasks off the queue after they have been executed. - // Instead, we periodically shift 1024 tasks off the queue. - if (index > capacity) { - // Manually shift all values starting at the index back to the - // beginning of the queue. - for (var scan = 0, newLength = queue.length - index; scan < newLength; scan++) { - queue[scan] = queue[scan + index]; - } - queue.length -= index; - index = 0; - } - } - queue.length = 0; - index = 0; - flushing = false; -} - -rawAsap.requestFlush = requestFlush; -function requestFlush() { - // Ensure flushing is not bound to any domain. - // It is not sufficient to exit the domain, because domains exist on a stack. - // To execute code outside of any domain, the following dance is necessary. - var parentDomain = process.domain; - if (parentDomain) { - if (!domain) { - // Lazy execute the domain module. - // Only employed if the user elects to use domains. - domain = require("domain"); - } - domain.active = process.domain = null; - } - - // `setImmediate` is slower that `process.nextTick`, but `process.nextTick` - // cannot handle recursion. - // `requestFlush` will only be called recursively from `asap.js`, to resume - // flushing after an error is thrown into a domain. - // Conveniently, `setImmediate` was introduced in the same version - // `process.nextTick` started throwing recursion errors. - if (flushing && hasSetImmediate) { - setImmediate(flush); - } else { - process.nextTick(flush); - } - - if (parentDomain) { - domain.active = process.domain = parentDomain; - } -} |