Adding upstream version 2.52.6.

Signed-off-by: Daniel Baumann <daniel@debian.org>

internal/schema/converter.go

@@ -0,0 +1,145 @@
+// Copyright 2012 The Gorilla Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package schema
+
+import (
+	"reflect"
+	"strconv"
+)
+
+type Converter func(string) reflect.Value
+
+var (
+	invalidValue = reflect.Value{}
+	boolType     = reflect.Bool
+	float32Type  = reflect.Float32
+	float64Type  = reflect.Float64
+	intType      = reflect.Int
+	int8Type     = reflect.Int8
+	int16Type    = reflect.Int16
+	int32Type    = reflect.Int32
+	int64Type    = reflect.Int64
+	stringType   = reflect.String
+	uintType     = reflect.Uint
+	uint8Type    = reflect.Uint8
+	uint16Type   = reflect.Uint16
+	uint32Type   = reflect.Uint32
+	uint64Type   = reflect.Uint64
+)
+
+// Default converters for basic types.
+var builtinConverters = map[reflect.Kind]Converter{
+	boolType:    convertBool,
+	float32Type: convertFloat32,
+	float64Type: convertFloat64,
+	intType:     convertInt,
+	int8Type:    convertInt8,
+	int16Type:   convertInt16,
+	int32Type:   convertInt32,
+	int64Type:   convertInt64,
+	stringType:  convertString,
+	uintType:    convertUint,
+	uint8Type:   convertUint8,
+	uint16Type:  convertUint16,
+	uint32Type:  convertUint32,
+	uint64Type:  convertUint64,
+}
+
+func convertBool(value string) reflect.Value {
+	if value == "on" {
+		return reflect.ValueOf(true)
+	} else if v, err := strconv.ParseBool(value); err == nil {
+		return reflect.ValueOf(v)
+	}
+	return invalidValue
+}
+
+func convertFloat32(value string) reflect.Value {
+	if v, err := strconv.ParseFloat(value, 32); err == nil {
+		return reflect.ValueOf(float32(v))
+	}
+	return invalidValue
+}
+
+func convertFloat64(value string) reflect.Value {
+	if v, err := strconv.ParseFloat(value, 64); err == nil {
+		return reflect.ValueOf(v)
+	}
+	return invalidValue
+}
+
+func convertInt(value string) reflect.Value {
+	if v, err := strconv.ParseInt(value, 10, 0); err == nil {
+		return reflect.ValueOf(int(v))
+	}
+	return invalidValue
+}
+
+func convertInt8(value string) reflect.Value {
+	if v, err := strconv.ParseInt(value, 10, 8); err == nil {
+		return reflect.ValueOf(int8(v))
+	}
+	return invalidValue
+}
+
+func convertInt16(value string) reflect.Value {
+	if v, err := strconv.ParseInt(value, 10, 16); err == nil {
+		return reflect.ValueOf(int16(v))
+	}
+	return invalidValue
+}
+
+func convertInt32(value string) reflect.Value {
+	if v, err := strconv.ParseInt(value, 10, 32); err == nil {
+		return reflect.ValueOf(int32(v))
+	}
+	return invalidValue
+}
+
+func convertInt64(value string) reflect.Value {
+	if v, err := strconv.ParseInt(value, 10, 64); err == nil {
+		return reflect.ValueOf(v)
+	}
+	return invalidValue
+}
+
+func convertString(value string) reflect.Value {
+	return reflect.ValueOf(value)
+}
+
+func convertUint(value string) reflect.Value {
+	if v, err := strconv.ParseUint(value, 10, 0); err == nil {
+		return reflect.ValueOf(uint(v))
+	}
+	return invalidValue
+}
+
+func convertUint8(value string) reflect.Value {
+	if v, err := strconv.ParseUint(value, 10, 8); err == nil {
+		return reflect.ValueOf(uint8(v))
+	}
+	return invalidValue
+}
+
+func convertUint16(value string) reflect.Value {
+	if v, err := strconv.ParseUint(value, 10, 16); err == nil {
+		return reflect.ValueOf(uint16(v))
+	}
+	return invalidValue
+}
+
+func convertUint32(value string) reflect.Value {
+	if v, err := strconv.ParseUint(value, 10, 32); err == nil {
+		return reflect.ValueOf(uint32(v))
+	}
+	return invalidValue
+}
+
+func convertUint64(value string) reflect.Value {
+	if v, err := strconv.ParseUint(value, 10, 64); err == nil {
+		return reflect.ValueOf(v)
+	}
+	return invalidValue
+}