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Merge pull request #11 from go-carrot/br.type-handlers
Switch over to type handlers
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,133 @@ | ||
| package validator | ||
|
|
||
| import ( | ||
| "errors" | ||
| "fmt" | ||
| "strconv" | ||
| ) | ||
|
|
||
| func stringHandler(input string, value *Value) error { | ||
| *value.Result.(*string) = input | ||
| return nil | ||
| } | ||
|
|
||
| func float32Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseFloat(input, 32) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a float32")) | ||
| } | ||
| *value.Result.(*float32) = float32(res) | ||
| return nil | ||
| } | ||
|
|
||
| func float64Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseFloat(input, 64) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a float64")) | ||
| } | ||
| *value.Result.(*float64) = float64(res) | ||
| return nil | ||
| } | ||
|
|
||
| func boolHandler(input string, value *Value) error { | ||
| res, err := strconv.ParseBool(input) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a bool")) | ||
| } | ||
| *value.Result.(*bool) = res | ||
| return nil | ||
| } | ||
|
|
||
| func intHandler(input string, value *Value) error { | ||
| res, err := strconv.ParseInt(input, 10, 0) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "an int")) | ||
| } | ||
| *value.Result.(*int) = int(res) | ||
| return nil | ||
| } | ||
|
|
||
| func int8Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseInt(input, 10, 8) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "an int8")) | ||
| } | ||
| *value.Result.(*int8) = int8(res) | ||
| return nil | ||
| } | ||
|
|
||
| func int16Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseInt(input, 10, 16) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "an int16")) | ||
| } | ||
| *value.Result.(*int16) = int16(res) | ||
| return nil | ||
| } | ||
|
|
||
| func int32Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseInt(input, 10, 32) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "an int32")) | ||
| } | ||
| *value.Result.(*int32) = int32(res) | ||
| return nil | ||
| } | ||
|
|
||
| func int64Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseInt(input, 10, 64) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "an int64")) | ||
| } | ||
| *value.Result.(*int64) = int64(res) | ||
| return nil | ||
| } | ||
|
|
||
| func uintHandler(input string, value *Value) error { | ||
| res, err := strconv.ParseUint(input, 10, 0) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a uint")) | ||
| } | ||
| *value.Result.(*uint) = uint(res) | ||
| return nil | ||
| } | ||
|
|
||
| func uint8Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseUint(input, 10, 8) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a uint8")) | ||
| } | ||
| *value.Result.(*uint8) = uint8(res) | ||
| return nil | ||
| } | ||
|
|
||
| func uint16Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseUint(input, 10, 16) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a uint16")) | ||
| } | ||
| *value.Result.(*uint16) = uint16(res) | ||
| return nil | ||
| } | ||
|
|
||
| func uint32Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseUint(input, 10, 32) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a uint32")) | ||
| } | ||
| *value.Result.(*uint32) = uint32(res) | ||
| return nil | ||
| } | ||
|
|
||
| func uint64Handler(input string, value *Value) error { | ||
| res, err := strconv.ParseUint(input, 10, 64) | ||
| if err != nil { | ||
| return errors.New(invalidParam(value.Name, "a uint64")) | ||
| } | ||
| *value.Result.(*uint64) = uint64(res) | ||
| return nil | ||
| } | ||
|
|
||
| func invalidParam(name string, mustBe string) string { | ||
| return fmt.Sprintf("Invalid `%v` parameter, `%v` must be %v", name, name, mustBe) | ||
| } |
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