feat: Add badgerDB support. (#353)
See https://github.com/dgraph-io/badger Slide: https://github.com/gopherchina/conference/blob/master/2018/1.5%20Badger_%20Fast%20Key-Value%20DB%20in%20Go.pdf
This commit is contained in:
Bo-Yi Wu
21
vendor/github.com/appleboy/com/LICENSE
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21
vendor/github.com/appleboy/com/LICENSE
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MIT License
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Copyright (c) 2016 Bo-Yi Wu
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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181
vendor/github.com/appleboy/com/convert/convert.go
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vendor/github.com/appleboy/com/convert/convert.go
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package convert
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import (
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"fmt"
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"math"
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"strconv"
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)
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// ToString convert any type to string
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func ToString(value interface{}) interface{} {
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if v, ok := value.(*string); ok {
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return *v
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}
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return fmt.Sprintf("%v", value)
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}
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// ToBool convert any type to boolean
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func ToBool(value interface{}) interface{} {
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switch value := value.(type) {
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case bool:
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return value
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case *bool:
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return *value
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case string:
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switch value {
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case "", "false":
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return false
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}
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return true
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case *string:
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return ToBool(*value)
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case float64:
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if value != 0 {
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return true
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}
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return false
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case *float64:
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return ToBool(*value)
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case float32:
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if value != 0 {
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return true
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}
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return false
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case *float32:
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return ToBool(*value)
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case int:
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if value != 0 {
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return true
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}
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return false
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case *int:
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return ToBool(*value)
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}
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return false
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}
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// ToInt convert any type to int
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func ToInt(value interface{}) interface{} {
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switch value := value.(type) {
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case bool:
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if value == true {
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return 1
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}
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return 0
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case int:
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if value < int(math.MinInt32) || value > int(math.MaxInt32) {
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return nil
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}
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return value
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case *int:
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return ToInt(*value)
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case int8:
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return int(value)
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case *int8:
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return int(*value)
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case int16:
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return int(value)
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case *int16:
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return int(*value)
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case int32:
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return int(value)
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case *int32:
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return int(*value)
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case int64:
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if value < int64(math.MinInt32) || value > int64(math.MaxInt32) {
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return nil
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}
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return int(value)
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case *int64:
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return ToInt(*value)
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case uint:
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if value > math.MaxInt32 {
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return nil
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}
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return int(value)
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case *uint:
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return ToInt(*value)
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case uint8:
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return int(value)
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case *uint8:
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return int(*value)
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case uint16:
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return int(value)
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case *uint16:
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return int(*value)
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case uint32:
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if value > uint32(math.MaxInt32) {
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return nil
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}
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return int(value)
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case *uint32:
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return ToInt(*value)
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case uint64:
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if value > uint64(math.MaxInt32) {
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return nil
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}
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return int(value)
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case *uint64:
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return ToInt(*value)
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case float32:
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if value < float32(math.MinInt32) || value > float32(math.MaxInt32) {
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return nil
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}
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return int(value)
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case *float32:
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return ToInt(*value)
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case float64:
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if value < float64(math.MinInt32) || value > float64(math.MaxInt32) {
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return nil
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}
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return int(value)
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case *float64:
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return ToInt(*value)
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case string:
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val, err := strconv.ParseFloat(value, 0)
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if err != nil {
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return nil
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}
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return ToInt(val)
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case *string:
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return ToInt(*value)
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}
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// If the value cannot be transformed into an int, return nil instead of '0'
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// to denote 'no integer found'
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return nil
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}
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// ToFloat convert any type to float
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func ToFloat(value interface{}) interface{} {
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switch value := value.(type) {
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case bool:
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if value == true {
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return 1.0
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}
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return 0.0
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case *bool:
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return ToFloat(*value)
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case int:
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return float64(value)
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case *int32:
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return ToFloat(*value)
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case float32:
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return value
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case *float32:
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return ToFloat(*value)
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case float64:
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return value
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case *float64:
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return ToFloat(*value)
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case string:
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val, err := strconv.ParseFloat(value, 0)
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if err != nil {
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return nil
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}
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return val
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case *string:
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return ToFloat(*value)
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}
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return 0.0
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}
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