// MIT License // Copyright (c) 2018 Andy Pan // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in all // copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE // SOFTWARE. package ants import ( "errors" "math" ) const ( // DefaultAntsPoolSize is the default capacity for a default goroutine pool. DefaultAntsPoolSize = math.MaxInt32 // DefaultCleanIntervalTime is the interval time to clean up goroutines. DefaultCleanIntervalTime = 5 ) // Init a instance pool when importing ants. var defaultAntsPool, _ = NewPool(DefaultAntsPoolSize) // Submit submits a task to pool. func Submit(task f) error { return defaultAntsPool.Submit(task) } // Running returns the number of the currently running goroutines. func Running() int { return defaultAntsPool.Running() } // Cap returns the capacity of this default pool. func Cap() int { return defaultAntsPool.Cap() } // Free returns the available goroutines to work. func Free() int { return defaultAntsPool.Free() } // Release Closes the default pool. func Release() { defaultAntsPool.Release() } // Errors for the Ants API. var ( ErrInvalidPoolSize = errors.New("invalid size for pool") ErrInvalidPoolExpiry = errors.New("invalid expiry for pool") ErrPoolClosed = errors.New("this pool has been closed") )