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Update dependencies (#5518)

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This commit is contained in:
hongming
2023-02-12 23:09:20 +08:00
committed by GitHub
parent d3b35fb2da
commit a979342f56
1486 changed files with 126660 additions and 71128 deletions
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362
vendor/github.com/BurntSushi/toml/decode.go generated vendored
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@@ -1,19 +1,17 @@
package toml
import (
"bytes"
"encoding"
"fmt"
"io"
"io/ioutil"
"math"
"os"
"reflect"
"strings"
"time"
)
func e(format string, args ...interface{}) error {
return fmt.Errorf("toml: "+format, args...)
}
// Unmarshaler is the interface implemented by objects that can unmarshal a
// TOML description of themselves.
type Unmarshaler interface {
@@ -21,34 +19,145 @@ type Unmarshaler interface {
}
// Unmarshal decodes the contents of `p` in TOML format into a pointer `v`.
func Unmarshal(p []byte, v interface{}) error {
_, err := Decode(string(p), v)
func Unmarshal(data []byte, v interface{}) error {
_, err := NewDecoder(bytes.NewReader(data)).Decode(v)
return err
}
// Decode the TOML data in to the pointer v.
//
// See the documentation on Decoder for a description of the decoding process.
func Decode(data string, v interface{}) (MetaData, error) {
return NewDecoder(strings.NewReader(data)).Decode(v)
}
// DecodeFile is just like Decode, except it will automatically read the
// contents of the file at path and decode it for you.
func DecodeFile(path string, v interface{}) (MetaData, error) {
fp, err := os.Open(path)
if err != nil {
return MetaData{}, err
}
defer fp.Close()
return NewDecoder(fp).Decode(v)
}
// Primitive is a TOML value that hasn't been decoded into a Go value.
// When using the various `Decode*` functions, the type `Primitive` may
// be given to any value, and its decoding will be delayed.
//
// A `Primitive` value can be decoded using the `PrimitiveDecode` function.
// This type can be used for any value, which will cause decoding to be delayed.
// You can use the PrimitiveDecode() function to "manually" decode these values.
//
// The underlying representation of a `Primitive` value is subject to change.
// Do not rely on it.
// NOTE: The underlying representation of a `Primitive` value is subject to
// change. Do not rely on it.
//
// N.B. Primitive values are still parsed, so using them will only avoid
// the overhead of reflection. They can be useful when you don't know the
// exact type of TOML data until run time.
// NOTE: Primitive values are still parsed, so using them will only avoid the
// overhead of reflection. They can be useful when you don't know the exact type
// of TOML data until runtime.
type Primitive struct {
undecoded interface{}
context Key
}
// DEPRECATED!
// The significand precision for float32 and float64 is 24 and 53 bits; this is
// the range a natural number can be stored in a float without loss of data.
const (
maxSafeFloat32Int = 16777215 // 2^24-1
maxSafeFloat64Int = int64(9007199254740991) // 2^53-1
)
// Decoder decodes TOML data.
//
// Use MetaData.PrimitiveDecode instead.
func PrimitiveDecode(primValue Primitive, v interface{}) error {
md := MetaData{decoded: make(map[string]bool)}
return md.unify(primValue.undecoded, rvalue(v))
// TOML tables correspond to Go structs or maps (dealer's choice – they can be
// used interchangeably).
//
// TOML table arrays correspond to either a slice of structs or a slice of maps.
//
// TOML datetimes correspond to Go time.Time values. Local datetimes are parsed
// in the local timezone.
//
// All other TOML types (float, string, int, bool and array) correspond to the
// obvious Go types.
//
// An exception to the above rules is if a type implements the TextUnmarshaler
// interface, in which case any primitive TOML value (floats, strings, integers,
// booleans, datetimes) will be converted to a []byte and given to the value's
// UnmarshalText method. See the Unmarshaler example for a demonstration with
// time duration strings.
//
// Key mapping
//
// TOML keys can map to either keys in a Go map or field names in a Go struct.
// The special `toml` struct tag can be used to map TOML keys to struct fields
// that don't match the key name exactly (see the example). A case insensitive
// match to struct names will be tried if an exact match can't be found.
//
// The mapping between TOML values and Go values is loose. That is, there may
// exist TOML values that cannot be placed into your representation, and there
// may be parts of your representation that do not correspond to TOML values.
// This loose mapping can be made stricter by using the IsDefined and/or
// Undecoded methods on the MetaData returned.
//
// This decoder does not handle cyclic types. Decode will not terminate if a
// cyclic type is passed.
type Decoder struct {
r io.Reader
}
// NewDecoder creates a new Decoder.
func NewDecoder(r io.Reader) *Decoder {
return &Decoder{r: r}
}
var (
unmarshalToml = reflect.TypeOf((*Unmarshaler)(nil)).Elem()
unmarshalText = reflect.TypeOf((*encoding.TextUnmarshaler)(nil)).Elem()
)
// Decode TOML data in to the pointer `v`.
func (dec *Decoder) Decode(v interface{}) (MetaData, error) {
rv := reflect.ValueOf(v)
if rv.Kind() != reflect.Ptr {
s := "%q"
if reflect.TypeOf(v) == nil {
s = "%v"
}
return MetaData{}, e("cannot decode to non-pointer "+s, reflect.TypeOf(v))
}
if rv.IsNil() {
return MetaData{}, e("cannot decode to nil value of %q", reflect.TypeOf(v))
}
// Check if this is a supported type: struct, map, interface{}, or something
// that implements UnmarshalTOML or UnmarshalText.
rv = indirect(rv)
rt := rv.Type()
if rv.Kind() != reflect.Struct && rv.Kind() != reflect.Map &&
!(rv.Kind() == reflect.Interface && rv.NumMethod() == 0) &&
!rt.Implements(unmarshalToml) && !rt.Implements(unmarshalText) {
return MetaData{}, e("cannot decode to type %s", rt)
}
// TODO: parser should read from io.Reader? Or at the very least, make it
// read from []byte rather than string
data, err := ioutil.ReadAll(dec.r)
if err != nil {
return MetaData{}, err
}
p, err := parse(string(data))
if err != nil {
return MetaData{}, err
}
md := MetaData{
mapping: p.mapping,
types: p.types,
keys: p.ordered,
decoded: make(map[string]struct{}, len(p.ordered)),
context: nil,
}
return md, md.unify(p.mapping, rv)
}
// PrimitiveDecode is just like the other `Decode*` functions, except it
@@ -68,89 +177,14 @@ func (md *MetaData) PrimitiveDecode(primValue Primitive, v interface{}) error {
return md.unify(primValue.undecoded, rvalue(v))
}
// Decode will decode the contents of `data` in TOML format into a pointer
// `v`.
//
// TOML hashes correspond to Go structs or maps. (Dealer's choice. They can be
// used interchangeably.)
//
// TOML arrays of tables correspond to either a slice of structs or a slice
// of maps.
//
// TOML datetimes correspond to Go `time.Time` values.
//
// All other TOML types (float, string, int, bool and array) correspond
// to the obvious Go types.
//
// An exception to the above rules is if a type implements the
// encoding.TextUnmarshaler interface. In this case, any primitive TOML value
// (floats, strings, integers, booleans and datetimes) will be converted to
// a byte string and given to the value's UnmarshalText method. See the
// Unmarshaler example for a demonstration with time duration strings.
//
// Key mapping
//
// TOML keys can map to either keys in a Go map or field names in a Go
// struct. The special `toml` struct tag may be used to map TOML keys to
// struct fields that don't match the key name exactly. (See the example.)
// A case insensitive match to struct names will be tried if an exact match
// can't be found.
//
// The mapping between TOML values and Go values is loose. That is, there
// may exist TOML values that cannot be placed into your representation, and
// there may be parts of your representation that do not correspond to
// TOML values. This loose mapping can be made stricter by using the IsDefined
// and/or Undecoded methods on the MetaData returned.
//
// This decoder will not handle cyclic types. If a cyclic type is passed,
// `Decode` will not terminate.
func Decode(data string, v interface{}) (MetaData, error) {
rv := reflect.ValueOf(v)
if rv.Kind() != reflect.Ptr {
return MetaData{}, e("Decode of non-pointer %s", reflect.TypeOf(v))
}
if rv.IsNil() {
return MetaData{}, e("Decode of nil %s", reflect.TypeOf(v))
}
p, err := parse(data)
if err != nil {
return MetaData{}, err
}
md := MetaData{
p.mapping, p.types, p.ordered,
make(map[string]bool, len(p.ordered)), nil,
}
return md, md.unify(p.mapping, indirect(rv))
}
// DecodeFile is just like Decode, except it will automatically read the
// contents of the file at `fpath` and decode it for you.
func DecodeFile(fpath string, v interface{}) (MetaData, error) {
bs, err := ioutil.ReadFile(fpath)
if err != nil {
return MetaData{}, err
}
return Decode(string(bs), v)
}
// DecodeReader is just like Decode, except it will consume all bytes
// from the reader and decode it for you.
func DecodeReader(r io.Reader, v interface{}) (MetaData, error) {
bs, err := ioutil.ReadAll(r)
if err != nil {
return MetaData{}, err
}
return Decode(string(bs), v)
}
// unify performs a sort of type unification based on the structure of `rv`,
// which is the client representation.
//
// Any type mismatch produces an error. Finding a type that we don't know
// how to handle produces an unsupported type error.
func (md *MetaData) unify(data interface{}, rv reflect.Value) error {
// Special case. Look for a `Primitive` value.
// TODO: #76 would make this superfluous after implemented.
if rv.Type() == reflect.TypeOf((*Primitive)(nil)).Elem() {
// Save the undecoded data and the key context into the primitive
// value.
@@ -170,25 +204,17 @@ func (md *MetaData) unify(data interface{}, rv reflect.Value) error {
}
}
// Special case. Handle time.Time values specifically.
// TODO: Remove this code when we decide to drop support for Go 1.1.
// This isn't necessary in Go 1.2 because time.Time satisfies the encoding
// interfaces.
if rv.Type().AssignableTo(rvalue(time.Time{}).Type()) {
return md.unifyDatetime(data, rv)
}
// Special case. Look for a value satisfying the TextUnmarshaler interface.
if v, ok := rv.Interface().(TextUnmarshaler); ok {
if v, ok := rv.Interface().(encoding.TextUnmarshaler); ok {
return md.unifyText(data, v)
}
// BUG(burntsushi)
// TODO:
// The behavior here is incorrect whenever a Go type satisfies the
// encoding.TextUnmarshaler interface but also corresponds to a TOML
// hash or array. In particular, the unmarshaler should only be applied
// to primitive TOML values. But at this point, it will be applied to
// all kinds of values and produce an incorrect error whenever those values
// are hashes or arrays (including arrays of tables).
// encoding.TextUnmarshaler interface but also corresponds to a TOML hash or
// array. In particular, the unmarshaler should only be applied to primitive
// TOML values. But at this point, it will be applied to all kinds of values
// and produce an incorrect error whenever those values are hashes or arrays
// (including arrays of tables).
k := rv.Kind()
@@ -223,9 +249,7 @@ func (md *MetaData) unify(data interface{}, rv reflect.Value) error {
return e("unsupported type %s", rv.Type())
}
return md.unifyAnything(data, rv)
case reflect.Float32:
fallthrough
case reflect.Float64:
case reflect.Float32, reflect.Float64:
return md.unifyFloat64(data, rv)
}
return e("unsupported type %s", rv.Kind())
@@ -259,17 +283,17 @@ func (md *MetaData) unifyStruct(mapping interface{}, rv reflect.Value) error {
for _, i := range f.index {
subv = indirect(subv.Field(i))
}
if isUnifiable(subv) {
md.decoded[md.context.add(key).String()] = true
md.decoded[md.context.add(key).String()] = struct{}{}
md.context = append(md.context, key)
if err := md.unify(datum, subv); err != nil {
err := md.unify(datum, subv)
if err != nil {
return err
}
md.context = md.context[0 : len(md.context)-1]
} else if f.name != "" {
// Bad user! No soup for you!
return e("cannot write unexported field %s.%s",
rv.Type().String(), f.name)
return e("cannot write unexported field %s.%s", rv.Type().String(), f.name)
}
}
}
@@ -277,27 +301,33 @@ func (md *MetaData) unifyStruct(mapping interface{}, rv reflect.Value) error {
}
func (md *MetaData) unifyMap(mapping interface{}, rv reflect.Value) error {
if k := rv.Type().Key().Kind(); k != reflect.String {
return fmt.Errorf(
"toml: cannot decode to a map with non-string key type (%s in %q)",
k, rv.Type())
}
tmap, ok := mapping.(map[string]interface{})
if !ok {
if tmap == nil {
return nil
}
return badtype("map", mapping)
return md.badtype("map", mapping)
}
if rv.IsNil() {
rv.Set(reflect.MakeMap(rv.Type()))
}
for k, v := range tmap {
md.decoded[md.context.add(k).String()] = true
md.decoded[md.context.add(k).String()] = struct{}{}
md.context = append(md.context, k)
rvkey := indirect(reflect.New(rv.Type().Key()))
rvval := reflect.Indirect(reflect.New(rv.Type().Elem()))
if err := md.unify(v, rvval); err != nil {
return err
}
md.context = md.context[0 : len(md.context)-1]
rvkey := indirect(reflect.New(rv.Type().Key()))
rvkey.SetString(k)
rv.SetMapIndex(rvkey, rvval)
}
@@ -310,12 +340,10 @@ func (md *MetaData) unifyArray(data interface{}, rv reflect.Value) error {
if !datav.IsValid() {
return nil
}
return badtype("slice", data)
return md.badtype("slice", data)
}
sliceLen := datav.Len()
if sliceLen != rv.Len() {
return e("expected array length %d; got TOML array of length %d",
rv.Len(), sliceLen)
if l := datav.Len(); l != rv.Len() {
return e("expected array length %d; got TOML array of length %d", rv.Len(), l)
}
return md.unifySliceArray(datav, rv)
}
@@ -326,7 +354,7 @@ func (md *MetaData) unifySlice(data interface{}, rv reflect.Value) error {
if !datav.IsValid() {
return nil
}
return badtype("slice", data)
return md.badtype("slice", data)
}
n := datav.Len()
if rv.IsNil() || rv.Cap() < n {
@@ -337,37 +365,31 @@ func (md *MetaData) unifySlice(data interface{}, rv reflect.Value) error {
}
func (md *MetaData) unifySliceArray(data, rv reflect.Value) error {
sliceLen := data.Len()
for i := 0; i < sliceLen; i++ {
v := data.Index(i).Interface()
sliceval := indirect(rv.Index(i))
if err := md.unify(v, sliceval); err != nil {
l := data.Len()
for i := 0; i < l; i++ {
err := md.unify(data.Index(i).Interface(), indirect(rv.Index(i)))
if err != nil {
return err
}
}
return nil
}
func (md *MetaData) unifyDatetime(data interface{}, rv reflect.Value) error {
if _, ok := data.(time.Time); ok {
rv.Set(reflect.ValueOf(data))
return nil
}
return badtype("time.Time", data)
}
func (md *MetaData) unifyString(data interface{}, rv reflect.Value) error {
if s, ok := data.(string); ok {
rv.SetString(s)
return nil
}
return badtype("string", data)
return md.badtype("string", data)
}
func (md *MetaData) unifyFloat64(data interface{}, rv reflect.Value) error {
if num, ok := data.(float64); ok {
switch rv.Kind() {
case reflect.Float32:
if num < -math.MaxFloat32 || num > math.MaxFloat32 {
return e("value %f is out of range for float32", num)
}
fallthrough
case reflect.Float64:
rv.SetFloat(num)
@@ -376,7 +398,26 @@ func (md *MetaData) unifyFloat64(data interface{}, rv reflect.Value) error {
}
return nil
}
return badtype("float", data)
if num, ok := data.(int64); ok {
switch rv.Kind() {
case reflect.Float32:
if num < -maxSafeFloat32Int || num > maxSafeFloat32Int {
return e("value %d is out of range for float32", num)
}
fallthrough
case reflect.Float64:
if num < -maxSafeFloat64Int || num > maxSafeFloat64Int {
return e("value %d is out of range for float64", num)
}
rv.SetFloat(float64(num))
default:
panic("bug")
}
return nil
}
return md.badtype("float", data)
}
func (md *MetaData) unifyInt(data interface{}, rv reflect.Value) error {
@@ -423,7 +464,7 @@ func (md *MetaData) unifyInt(data interface{}, rv reflect.Value) error {
}
return nil
}
return badtype("integer", data)
return md.badtype("integer", data)
}
func (md *MetaData) unifyBool(data interface{}, rv reflect.Value) error {
@@ -431,7 +472,7 @@ func (md *MetaData) unifyBool(data interface{}, rv reflect.Value) error {
rv.SetBool(b)
return nil
}
return badtype("boolean", data)
return md.badtype("boolean", data)
}
func (md *MetaData) unifyAnything(data interface{}, rv reflect.Value) error {
@@ -439,9 +480,15 @@ func (md *MetaData) unifyAnything(data interface{}, rv reflect.Value) error {
return nil
}
func (md *MetaData) unifyText(data interface{}, v TextUnmarshaler) error {
func (md *MetaData) unifyText(data interface{}, v encoding.TextUnmarshaler) error {
var s string
switch sdata := data.(type) {
case Marshaler:
text, err := sdata.MarshalTOML()
if err != nil {
return err
}
s = string(text)
case TextMarshaler:
text, err := sdata.MarshalText()
if err != nil {
@@ -459,7 +506,7 @@ func (md *MetaData) unifyText(data interface{}, v TextUnmarshaler) error {
case float64:
s = fmt.Sprintf("%f", sdata)
default:
return badtype("primitive (string-like)", data)
return md.badtype("primitive (string-like)", data)
}
if err := v.UnmarshalText([]byte(s)); err != nil {
return err
@@ -467,22 +514,27 @@ func (md *MetaData) unifyText(data interface{}, v TextUnmarshaler) error {
return nil
}
func (md *MetaData) badtype(dst string, data interface{}) error {
return e("incompatible types: TOML key %q has type %T; destination has type %s", md.context, data, dst)
}
// rvalue returns a reflect.Value of `v`. All pointers are resolved.
func rvalue(v interface{}) reflect.Value {
return indirect(reflect.ValueOf(v))
}
// indirect returns the value pointed to by a pointer.
// Pointers are followed until the value is not a pointer.
// New values are allocated for each nil pointer.
//
// An exception to this rule is if the value satisfies an interface of
// interest to us (like encoding.TextUnmarshaler).
// Pointers are followed until the value is not a pointer. New values are
// allocated for each nil pointer.
//
// An exception to this rule is if the value satisfies an interface of interest
// to us (like encoding.TextUnmarshaler).
func indirect(v reflect.Value) reflect.Value {
if v.Kind() != reflect.Ptr {
if v.CanSet() {
pv := v.Addr()
if _, ok := pv.Interface().(TextUnmarshaler); ok {
if _, ok := pv.Interface().(encoding.TextUnmarshaler); ok {
return pv
}
}
@@ -498,12 +550,12 @@ func isUnifiable(rv reflect.Value) bool {
if rv.CanSet() {
return true
}
if _, ok := rv.Interface().(TextUnmarshaler); ok {
if _, ok := rv.Interface().(encoding.TextUnmarshaler); ok {
return true
}
return false
}
func badtype(expected string, data interface{}) error {
return e("cannot load TOML value of type %T into a Go %s", data, expected)
func e(format string, args ...interface{}) error {
return fmt.Errorf("toml: "+format, args...)
}