Rebrand as tangerine-network/go-tangerine

1 files changed, 53 insertions, 0 deletions

diff --git a/vendor/github.com/ethereum/go-ethereum/common/test_utils.go b/vendor/github.com/ethereum/go-ethereum/common/test_utils.go
new file mode 100644
index 000000000..a848642f7
--- /dev/null
+++ b/vendor/github.com/ethereum/go-ethereum/common/test_utils.go
@@ -0,0 +1,53 @@
+// Copyright 2015 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package common
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+)
+
+// LoadJSON reads the given file and unmarshals its content.
+func LoadJSON(file string, val interface{}) error {
+	content, err := ioutil.ReadFile(file)
+	if err != nil {
+		return err
+	}
+	if err := json.Unmarshal(content, val); err != nil {
+		if syntaxerr, ok := err.(*json.SyntaxError); ok {
+			line := findLine(content, syntaxerr.Offset)
+			return fmt.Errorf("JSON syntax error at %v:%v: %v", file, line, err)
+		}
+		return fmt.Errorf("JSON unmarshal error in %v: %v", file, err)
+	}
+	return nil
+}
+
+// findLine returns the line number for the given offset into data.
+func findLine(data []byte, offset int64) (line int) {
+	line = 1
+	for i, r := range string(data) {
+		if int64(i) >= offset {
+			return
+		}
+		if r == '\n' {
+			line++
+		}
+	}
+	return
+}