// GoToSocial // Copyright (C) GoToSocial Authors admin@gotosocial.org // SPDX-License-Identifier: AGPL-3.0-or-later // // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU Affero General Public License for more details. // // You should have received a copy of the GNU Affero General Public License // along with this program. If not, see <http://www.gnu.org/licenses/>. package log import ( "runtime" "strings" ) // Caller fetches the calling function name, skipping 'depth'. // //go:noinline func Caller(depth int) string { pcs := make([]uintptr, 1) // Fetch calling func using depth. _ = runtime.Callers(depth, pcs) fn := runtime.FuncForPC(pcs[0]) if fn == nil { return "" } // Get func name. name := fn.Name() // Drop all but package and function name, no path. if idx := strings.LastIndex(name, "/"); idx >= 0 { name = name[idx+1:] } const params = `[...]` // Drop any function generic type parameter markers. if idx := strings.Index(name, params); idx >= 0 { name = name[:idx] + name[idx+len(params):] } return name }