From 4e50fd864921c556988c919269448efdb90fa961 Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Mon, 10 Aug 2020 00:29:54 +0200
Subject: Use mattermost v5 module (#1192)

---
 .../mattermost-server/v5/utils/jsonutils/json.go   | 56 ++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 vendor/github.com/mattermost/mattermost-server/v5/utils/jsonutils/json.go

(limited to 'vendor/github.com/mattermost/mattermost-server/v5/utils/jsonutils')

diff --git a/vendor/github.com/mattermost/mattermost-server/v5/utils/jsonutils/json.go b/vendor/github.com/mattermost/mattermost-server/v5/utils/jsonutils/json.go
new file mode 100644
index 00000000..4651ec87
--- /dev/null
+++ b/vendor/github.com/mattermost/mattermost-server/v5/utils/jsonutils/json.go
@@ -0,0 +1,56 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package jsonutils
+
+import (
+	"bytes"
+	"encoding/json"
+
+	"github.com/pkg/errors"
+)
+
+type HumanizedJsonError struct {
+	Err       error
+	Line      int
+	Character int
+}
+
+func (e *HumanizedJsonError) Error() string {
+	return e.Err.Error()
+}
+
+// HumanizeJsonError extracts error offsets and annotates the error with useful context
+func HumanizeJsonError(err error, data []byte) error {
+	if syntaxError, ok := err.(*json.SyntaxError); ok {
+		return NewHumanizedJsonError(syntaxError, data, syntaxError.Offset)
+	} else if unmarshalError, ok := err.(*json.UnmarshalTypeError); ok {
+		return NewHumanizedJsonError(unmarshalError, data, unmarshalError.Offset)
+	} else {
+		return err
+	}
+}
+
+func NewHumanizedJsonError(err error, data []byte, offset int64) *HumanizedJsonError {
+	if err == nil {
+		return nil
+	}
+
+	if offset < 0 || offset > int64(len(data)) {
+		return &HumanizedJsonError{
+			Err: errors.Wrapf(err, "invalid offset %d", offset),
+		}
+	}
+
+	lineSep := []byte{'\n'}
+
+	line := bytes.Count(data[:offset], lineSep) + 1
+	lastLineOffset := bytes.LastIndex(data[:offset], lineSep)
+	character := int(offset) - (lastLineOffset + 1) + 1
+
+	return &HumanizedJsonError{
+		Line:      line,
+		Character: character,
+		Err:       errors.Wrapf(err, "parsing error at line %d, character %d", line, character),
+	}
+}
-- 
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