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/*
* Copyright 2021 ByteDance Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package vars
import (
"encoding/json"
"fmt"
"os"
"reflect"
"strconv"
"strings"
"unsafe"
"github.com/bytedance/sonic/internal/rt"
)
var ERR_too_deep = &json.UnsupportedValueError {
Str : "Value nesting too deep",
Value : reflect.ValueOf("..."),
}
var ERR_nan_or_infinite = &json.UnsupportedValueError {
Str : "NaN or ±Infinite",
Value : reflect.ValueOf("NaN or ±Infinite"),
}
func Error_type(vtype reflect.Type) error {
return &json.UnsupportedTypeError{Type: vtype}
}
func Error_number(number json.Number) error {
return &json.UnsupportedValueError {
Str : "invalid number literal: " + strconv.Quote(string(number)),
Value : reflect.ValueOf(number),
}
}
func Error_unsuppoted(typ *rt.GoType) error {
return &json.UnsupportedTypeError{Type: typ.Pack() }
}
func Error_marshaler(ret []byte, pos int) error {
return fmt.Errorf("invalid Marshaler output json syntax at %d: %q", pos, ret)
}
const (
PanicNilPointerOfNonEmptyString int = 1 + iota
)
func GoPanic(code int, val unsafe.Pointer, buf string) {
sb := strings.Builder{}
switch(code){
case PanicNilPointerOfNonEmptyString:
sb.WriteString(fmt.Sprintf("val: %#v has nil pointer while its length is not zero!\nThis is a nil pointer exception (NPE) problem. There might be a data race issue. It is recommended to execute the tests related to the code with the `-race` compile flag to detect the problem.\n", (*rt.GoString)(val)))
default:
sb.WriteString("encoder error: ")
sb.WriteString(strconv.Itoa(code))
sb.WriteString("\n")
}
sb.WriteString("JSON: ")
if len(buf) > maxJSONLength {
sb.WriteString(buf[len(buf)-maxJSONLength:])
} else {
sb.WriteString(buf)
}
panic(sb.String())
}
var maxJSONLength = 1024
func init() {
if v := os.Getenv("SONIC_PANIC_MAX_JSON_LENGTH"); v != "" {
if i, err := strconv.Atoi(v); err == nil {
maxJSONLength = i
}
}
}
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