From 4f20ebead36876a88391bf033d1de3e4cf0228da Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Thu, 31 Dec 2020 14:48:12 +0100
Subject: Update vendor for next release (#1343)

---
 vendor/go.uber.org/zap/stacktrace.go | 47 +++---------------------------------
 1 file changed, 3 insertions(+), 44 deletions(-)

(limited to 'vendor/go.uber.org/zap/stacktrace.go')

diff --git a/vendor/go.uber.org/zap/stacktrace.go b/vendor/go.uber.org/zap/stacktrace.go
index 100fac21..0cf8c1dd 100644
--- a/vendor/go.uber.org/zap/stacktrace.go
+++ b/vendor/go.uber.org/zap/stacktrace.go
@@ -22,28 +22,20 @@ package zap
 
 import (
 	"runtime"
-	"strings"
 	"sync"
 
 	"go.uber.org/zap/internal/bufferpool"
 )
 
-const _zapPackage = "go.uber.org/zap"
-
 var (
 	_stacktracePool = sync.Pool{
 		New: func() interface{} {
 			return newProgramCounters(64)
 		},
 	}
-
-	// We add "." and "/" suffixes to the package name to ensure we only match
-	// the exact package and not any package with the same prefix.
-	_zapStacktracePrefixes       = addPrefix(_zapPackage, ".", "/")
-	_zapStacktraceVendorContains = addPrefix("/vendor/", _zapStacktracePrefixes...)
 )
 
-func takeStacktrace() string {
+func takeStacktrace(skip int) string {
 	buffer := bufferpool.Get()
 	defer buffer.Free()
 	programCounters := _stacktracePool.Get().(*programCounters)
@@ -51,9 +43,9 @@ func takeStacktrace() string {
 
 	var numFrames int
 	for {
-		// Skip the call to runtime.Counters and takeStacktrace so that the
+		// Skip the call to runtime.Callers and takeStacktrace so that the
 		// program counters start at the caller of takeStacktrace.
-		numFrames = runtime.Callers(2, programCounters.pcs)
+		numFrames = runtime.Callers(skip+2, programCounters.pcs)
 		if numFrames < len(programCounters.pcs) {
 			break
 		}
@@ -63,19 +55,12 @@ func takeStacktrace() string {
 	}
 
 	i := 0
-	skipZapFrames := true // skip all consecutive zap frames at the beginning.
 	frames := runtime.CallersFrames(programCounters.pcs[:numFrames])
 
 	// Note: On the last iteration, frames.Next() returns false, with a valid
 	// frame, but we ignore this frame. The last frame is a a runtime frame which
 	// adds noise, since it's only either runtime.main or runtime.goexit.
 	for frame, more := frames.Next(); more; frame, more = frames.Next() {
-		if skipZapFrames && isZapFrame(frame.Function) {
-			continue
-		} else {
-			skipZapFrames = false
-		}
-
 		if i != 0 {
 			buffer.AppendByte('\n')
 		}
@@ -91,24 +76,6 @@ func takeStacktrace() string {
 	return buffer.String()
 }
 
-func isZapFrame(function string) bool {
-	for _, prefix := range _zapStacktracePrefixes {
-		if strings.HasPrefix(function, prefix) {
-			return true
-		}
-	}
-
-	// We can't use a prefix match here since the location of the vendor
-	// directory affects the prefix. Instead we do a contains match.
-	for _, contains := range _zapStacktraceVendorContains {
-		if strings.Contains(function, contains) {
-			return true
-		}
-	}
-
-	return false
-}
-
 type programCounters struct {
 	pcs []uintptr
 }
@@ -116,11 +83,3 @@ type programCounters struct {
 func newProgramCounters(size int) *programCounters {
 	return &programCounters{make([]uintptr, size)}
 }
-
-func addPrefix(prefix string, ss ...string) []string {
-	withPrefix := make([]string, len(ss))
-	for i, s := range ss {
-		withPrefix[i] = prefix + s
-	}
-	return withPrefix
-}
-- 
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