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- package e
-
- import (
- "fmt"
- "path"
- "runtime"
- )
-
- type E struct {
- Code int // 错误码
- msg string // 报错代码
- st string // 堆栈信息
- }
-
- func NewErr(code int, msg string) error {
- return E{code, msg, stack(3)}
- }
-
- func (e E) Error() string {
- return e.msg
- }
-
- func stack(skip int) string {
- stk := make([]uintptr, 32)
- str := ""
- l := runtime.Callers(skip, stk[:])
- for i := 0; i < l; i++ {
- f := runtime.FuncForPC(stk[i])
- name := f.Name()
- file, line := f.FileLine(stk[i])
- str += fmt.Sprintf("\n%-30s[%s:%d]", name, path.Base(file), line)
- }
- return str
- }
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