Updated to use go-playground/pkg (#9)

The new go-playground/pkg provides that stack and frame information that
can now be used without this package.

Author: Dean Karn

.travis.yml

@@ -0,0 +1,27 @@
+language: go
+go:
+  - 1.12.5
+  - tip
+matrix:
+  allow_failures:
+    - go: tip
+
+notifications:
+  email:
+    recipients: [email protected]
+    on_success: change
+    on_failure: always
+
+before_install:
+  - go get -u github.com/go-playground/overalls
+  - go get -u github.com/mattn/goveralls
+  - curl -sfL https://install.goreleaser.com/github.com/golangci/golangci-lint.sh | sh -s v1.16.0
+
+script:
+  - make test
+  - ./bin/golangci-lint run
+
+after_success: |
+  [ $TRAVIS_GO_VERSION = 1.12.5 ] &&
+  overalls -project="github.com/go-playground/errors" -covermode=count -ignore=.git,examples -debug &&
+  goveralls -coverprofile=overalls.coverprofile -service travis-ci -repotoken $COVERALLS_TOKEN

README.md

@@ -1,6 +1,6 @@
 Package errors
 ============
-![Project status](https://img.shields.io/badge/version-4.0.0-green.svg)
+![Project status](https://img.shields.io/badge/version-5.0.0-green.svg)
 [![Build Status](https://semaphoreci.com/api/v1/joeybloggs/errors/branches/master/badge.svg)](https://semaphoreci.com/joeybloggs/errors)
 [![Go Report Card](https://goreportcard.com/badge/github.com/go-playground/errors)](https://goreportcard.com/report/github.com/go-playground/errors)
 [![GoDoc](https://godoc.org/github.com/go-playground/errors?status.svg)](https://godoc.org/github.com/go-playground/errors)

_examples/stack/main.go

@@ -3,13 +3,13 @@ package main
 import (
 	"fmt"
 
-	"github.com/go-playground/errors"
+	runtimeext "github.com/go-playground/pkg/runtime"
 )
 
 func main() {
 	// maybe you just want to grab a stack trace and process on your own like go-playground/log
 	// uses it to produce a stack trace log message
-	frame := errors.Stack()
+	frame := runtimeext.Stack()
 	fmt.Printf("Function: %s File: %s Line: %d\n", frame.Function(), frame.File(), frame.Line())
 
 	// and still have access to the underlying runtime.Frame

chain.go

@@ -4,6 +4,8 @@ import (
 	"fmt"
 	"strconv"
 	"strings"
+
+	runtimeext "github.com/go-playground/pkg/runtime"
 )
 
 // T is a shortcut to make a Tag
@@ -22,7 +24,7 @@ func newLink(err error, prefix string, skipFrames int) *Link {
 	return &Link{
 		Err:    err,
 		Prefix: prefix,
-		Source: StackLevel(skipFrames),
+		Source: runtimeext.StackLevel(skipFrames),
 	}
 
 }
@@ -61,7 +63,7 @@ type Link struct {
 	Tags []Tag
 
 	// Source contains the name, file and lines obtained from the stack trace
-	Source Frame
+	Source runtimeext.Frame
 }
 
 // formatError prints a single Links error

go.mod

@@ -2,4 +2,7 @@ module github.com/go-playground/errors
 
 go 1.11
 
-require github.com/aws/aws-sdk-go v1.17.14
+require (
+	github.com/aws/aws-sdk-go v1.19.28
+	github.com/go-playground/pkg v0.0.0-20190511145249-fa4bcb050f1d
+)

go.sum

@@ -1,3 +1,8 @@
-github.com/aws/aws-sdk-go v1.17.14 h1:IjqZDIQoLyZ48A93BxVrZOaIGgZPRi4nXt6WQUMJplY=
-github.com/aws/aws-sdk-go v1.17.14/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/aws/aws-sdk-go v1.19.28 h1:u0KMC+Qv0YVyz8YR6mREEtslSPkdUMzXgDJFD5196O8=
+github.com/aws/aws-sdk-go v1.19.28/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/go-playground/form v3.1.4+incompatible/go.mod h1:lhcKXfTuhRtIZCIKUeJ0b5F207aeQCPbZU09ScKjwWg=
+github.com/go-playground/pkg v0.0.0-20190511145249-fa4bcb050f1d h1:dLyXECWWFoQAp49e+ayPJyTcVAVOSAEmZ/QALeOuIfg=
+github.com/go-playground/pkg v0.0.0-20190511145249-fa4bcb050f1d/go.mod h1:Wg1j+HqWLhhVIfYdaoOuBzdutBEVcqwvBxgFZRWbybk=
+github.com/go-playground/pkg v1.0.1 h1:EsBCgjDTrlaLCflFChT2Q/M4unQQS6DnBDvHTA+fVAI=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
+gopkg.in/go-playground/assert.v1 v1.2.1/go.mod h1:9RXL0bg/zibRAgZUYszZSwO/z8Y/a8bDuhia5mkpMnE=