bump dependencies

vendor/github.com/mitchellh/mapstructure/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2013 Mitchell Hashimoto
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.

vendor/github.com/mitchellh/mapstructure/decode_hooks.go

@@ -0,0 +1,171 @@
+package mapstructure
+
+import (
+	"errors"
+	"reflect"
+	"strconv"
+	"strings"
+	"time"
+)
+
+// typedDecodeHook takes a raw DecodeHookFunc (an interface{}) and turns
+// it into the proper DecodeHookFunc type, such as DecodeHookFuncType.
+func typedDecodeHook(h DecodeHookFunc) DecodeHookFunc {
+	// Create variables here so we can reference them with the reflect pkg
+	var f1 DecodeHookFuncType
+	var f2 DecodeHookFuncKind
+
+	// Fill in the variables into this interface and the rest is done
+	// automatically using the reflect package.
+	potential := []interface{}{f1, f2}
+
+	v := reflect.ValueOf(h)
+	vt := v.Type()
+	for _, raw := range potential {
+		pt := reflect.ValueOf(raw).Type()
+		if vt.ConvertibleTo(pt) {
+			return v.Convert(pt).Interface()
+		}
+	}
+
+	return nil
+}
+
+// DecodeHookExec executes the given decode hook. This should be used
+// since it'll naturally degrade to the older backwards compatible DecodeHookFunc
+// that took reflect.Kind instead of reflect.Type.
+func DecodeHookExec(
+	raw DecodeHookFunc,
+	from reflect.Type, to reflect.Type,
+	data interface{}) (interface{}, error) {
+	switch f := typedDecodeHook(raw).(type) {
+	case DecodeHookFuncType:
+		return f(from, to, data)
+	case DecodeHookFuncKind:
+		return f(from.Kind(), to.Kind(), data)
+	default:
+		return nil, errors.New("invalid decode hook signature")
+	}
+}
+
+// ComposeDecodeHookFunc creates a single DecodeHookFunc that
+// automatically composes multiple DecodeHookFuncs.
+//
+// The composed funcs are called in order, with the result of the
+// previous transformation.
+func ComposeDecodeHookFunc(fs ...DecodeHookFunc) DecodeHookFunc {
+	return func(
+		f reflect.Type,
+		t reflect.Type,
+		data interface{}) (interface{}, error) {
+		var err error
+		for _, f1 := range fs {
+			data, err = DecodeHookExec(f1, f, t, data)
+			if err != nil {
+				return nil, err
+			}
+
+			// Modify the from kind to be correct with the new data
+			f = nil
+			if val := reflect.ValueOf(data); val.IsValid() {
+				f = val.Type()
+			}
+		}
+
+		return data, nil
+	}
+}
+
+// StringToSliceHookFunc returns a DecodeHookFunc that converts
+// string to []string by splitting on the given sep.
+func StringToSliceHookFunc(sep string) DecodeHookFunc {
+	return func(
+		f reflect.Kind,
+		t reflect.Kind,
+		data interface{}) (interface{}, error) {
+		if f != reflect.String || t != reflect.Slice {
+			return data, nil
+		}
+
+		raw := data.(string)
+		if raw == "" {
+			return []string{}, nil
+		}
+
+		return strings.Split(raw, sep), nil
+	}
+}
+
+// StringToTimeDurationHookFunc returns a DecodeHookFunc that converts
+// strings to time.Duration.
+func StringToTimeDurationHookFunc() DecodeHookFunc {
+	return func(
+		f reflect.Type,
+		t reflect.Type,
+		data interface{}) (interface{}, error) {
+		if f.Kind() != reflect.String {
+			return data, nil
+		}
+		if t != reflect.TypeOf(time.Duration(5)) {
+			return data, nil
+		}
+
+		// Convert it by parsing
+		return time.ParseDuration(data.(string))
+	}
+}
+
+// StringToTimeHookFunc returns a DecodeHookFunc that converts
+// strings to time.Time.
+func StringToTimeHookFunc(layout string) DecodeHookFunc {
+	return func(
+		f reflect.Type,
+		t reflect.Type,
+		data interface{}) (interface{}, error) {
+		if f.Kind() != reflect.String {
+			return data, nil
+		}
+		if t != reflect.TypeOf(time.Time{}) {
+			return data, nil
+		}
+
+		// Convert it by parsing
+		return time.Parse(layout, data.(string))
+	}
+}
+
+// WeaklyTypedHook is a DecodeHookFunc which adds support for weak typing to
+// the decoder.
+//
+// Note that this is significantly different from the WeaklyTypedInput option
+// of the DecoderConfig.
+func WeaklyTypedHook(
+	f reflect.Kind,
+	t reflect.Kind,
+	data interface{}) (interface{}, error) {
+	dataVal := reflect.ValueOf(data)
+	switch t {
+	case reflect.String:
+		switch f {
+		case reflect.Bool:
+			if dataVal.Bool() {
+				return "1", nil
+			}
+			return "0", nil
+		case reflect.Float32:
+			return strconv.FormatFloat(dataVal.Float(), 'f', -1, 64), nil
+		case reflect.Int:
+			return strconv.FormatInt(dataVal.Int(), 10), nil
+		case reflect.Slice:
+			dataType := dataVal.Type()
+			elemKind := dataType.Elem().Kind()
+			if elemKind == reflect.Uint8 {
+				return string(dataVal.Interface().([]uint8)), nil
+			}
+		case reflect.Uint:
+			return strconv.FormatUint(dataVal.Uint(), 10), nil
+		}
+	}
+
+	return data, nil
+}

vendor/github.com/mitchellh/mapstructure/error.go

@@ -0,0 +1,50 @@
+package mapstructure
+
+import (
+	"errors"
+	"fmt"
+	"sort"
+	"strings"
+)
+
+// Error implements the error interface and can represents multiple
+// errors that occur in the course of a single decode.
+type Error struct {
+	Errors []string
+}
+
+func (e *Error) Error() string {
+	points := make([]string, len(e.Errors))
+	for i, err := range e.Errors {
+		points[i] = fmt.Sprintf("* %s", err)
+	}
+
+	sort.Strings(points)
+	return fmt.Sprintf(
+		"%d error(s) decoding:\n\n%s",
+		len(e.Errors), strings.Join(points, "\n"))
+}
+
+// WrappedErrors implements the errwrap.Wrapper interface to make this
+// return value more useful with the errwrap and go-multierror libraries.
+func (e *Error) WrappedErrors() []error {
+	if e == nil {
+		return nil
+	}
+
+	result := make([]error, len(e.Errors))
+	for i, e := range e.Errors {
+		result[i] = errors.New(e)
+	}
+
+	return result
+}
+
+func appendErrors(errors []string, err error) []string {
+	switch e := err.(type) {
+	case *Error:
+		return append(errors, e.Errors...)
+	default:
+		return append(errors, e.Error())
+	}
+}