diff options
Diffstat (limited to 'src/runtime/error.go')
-rw-r--r-- | src/runtime/error.go | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/runtime/error.go b/src/runtime/error.go index 386569bead..9e6cdf35dd 100644 --- a/src/runtime/error.go +++ b/src/runtime/error.go @@ -77,6 +77,26 @@ func (e errorString) Error() string { return "runtime error: " + string(e) } +type errorAddressString struct { + msg string // error message + addr uintptr // memory address where the error occurred +} + +func (e errorAddressString) RuntimeError() {} + +func (e errorAddressString) Error() string { + return "runtime error: " + e.msg +} + +// Addr returns the memory address where a fault occurred. +// The address provided is best-effort. +// The veracity of the result may depend on the platform. +// Errors providing this method will only be returned as +// a result of using runtime/debug.SetPanicOnFault. +func (e errorAddressString) Addr() uintptr { + return e.addr +} + // plainError represents a runtime error described a string without // the prefix "runtime error: " after invoking errorString.Error(). // See Issue #14965. |