60 lines
1.1 KiB
Go
60 lines
1.1 KiB
Go
package gobrake
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import (
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"runtime"
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"strings"
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)
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func stackFilter(packageName, funcName string, file string, line int) bool {
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return packageName == "runtime" && funcName == "panic"
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}
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type StackFrame struct {
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File string `json:"file"`
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Line int `json:"line"`
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Func string `json:"function"`
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}
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func stack(depth int) []StackFrame {
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stack := []StackFrame{}
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for i := depth; ; i++ {
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pc, file, line, ok := runtime.Caller(i)
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if !ok {
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break
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}
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packageName, funcName := packageFuncName(pc)
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if stackFilter(packageName, funcName, file, line) {
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stack = stack[:0]
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continue
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}
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stack = append(stack, StackFrame{
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File: file,
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Line: line,
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Func: funcName,
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})
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}
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return stack
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}
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func packageFuncName(pc uintptr) (string, string) {
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f := runtime.FuncForPC(pc)
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if f == nil {
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return "", ""
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}
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packageName := ""
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funcName := f.Name()
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if ind := strings.LastIndex(funcName, "/"); ind > 0 {
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packageName += funcName[:ind+1]
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funcName = funcName[ind+1:]
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}
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if ind := strings.Index(funcName, "."); ind > 0 {
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packageName += funcName[:ind]
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funcName = funcName[ind+1:]
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}
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return packageName, funcName
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}
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