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This commit is contained in:
Frank Denis 2024-06-03 08:40:06 +02:00
parent 35d7aa0603
commit 0059194a9e
92 changed files with 19298 additions and 13340 deletions
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93
vendor/github.com/BurntSushi/toml/decode.go generated vendored
View file

@ -6,7 +6,7 @@ import (
"encoding/json"
"fmt"
"io"
"io/ioutil"
"io/fs"
"math"
"os"
"reflect"
@ -18,13 +18,13 @@ import (
// Unmarshaler is the interface implemented by objects that can unmarshal a
// TOML description of themselves.
type Unmarshaler interface {
UnmarshalTOML(interface{}) error
UnmarshalTOML(any) error
}
// Unmarshal decodes the contents of data in TOML format into a pointer v.
//
// See [Decoder] for a description of the decoding process.
func Unmarshal(data []byte, v interface{}) error {
func Unmarshal(data []byte, v any) error {
_, err := NewDecoder(bytes.NewReader(data)).Decode(v)
return err
}
@ -32,12 +32,12 @@ func Unmarshal(data []byte, v interface{}) error {
// Decode the TOML data in to the pointer v.
//
// See [Decoder] for a description of the decoding process.
func Decode(data string, v interface{}) (MetaData, error) {
func Decode(data string, v any) (MetaData, error) {
return NewDecoder(strings.NewReader(data)).Decode(v)
}
// DecodeFile reads the contents of a file and decodes it with [Decode].
func DecodeFile(path string, v interface{}) (MetaData, error) {
func DecodeFile(path string, v any) (MetaData, error) {
fp, err := os.Open(path)
if err != nil {
return MetaData{}, err
@ -46,6 +46,17 @@ func DecodeFile(path string, v interface{}) (MetaData, error) {
return NewDecoder(fp).Decode(v)
}
// DecodeFS reads the contents of a file from [fs.FS] and decodes it with
// [Decode].
func DecodeFS(fsys fs.FS, path string, v any) (MetaData, error) {
fp, err := fsys.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.
//
// This type can be used for any value, which will cause decoding to be delayed.
@ -58,7 +69,7 @@ func DecodeFile(path string, v interface{}) (MetaData, error) {
// 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{}
undecoded any
context Key
}
@ -122,7 +133,7 @@ var (
)
// Decode TOML data in to the pointer `v`.
func (dec *Decoder) Decode(v interface{}) (MetaData, error) {
func (dec *Decoder) Decode(v any) (MetaData, error) {
rv := reflect.ValueOf(v)
if rv.Kind() != reflect.Ptr {
s := "%q"
@ -136,8 +147,8 @@ func (dec *Decoder) Decode(v interface{}) (MetaData, error) {
return MetaData{}, fmt.Errorf("toml: 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.
// Check if this is a supported type: struct, map, any, or something that
// implements UnmarshalTOML or UnmarshalText.
rv = indirect(rv)
rt := rv.Type()
if rv.Kind() != reflect.Struct && rv.Kind() != reflect.Map &&
@ -148,7 +159,7 @@ func (dec *Decoder) Decode(v interface{}) (MetaData, error) {
// 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)
data, err := io.ReadAll(dec.r)
if err != nil {
return MetaData{}, err
}
@ -179,7 +190,7 @@ func (dec *Decoder) Decode(v interface{}) (MetaData, error) {
// will only reflect keys that were decoded. Namely, any keys hidden behind a
// Primitive will be considered undecoded. Executing this method will update the
// undecoded keys in the meta data. (See the example.)
func (md *MetaData) PrimitiveDecode(primValue Primitive, v interface{}) error {
func (md *MetaData) PrimitiveDecode(primValue Primitive, v any) error {
md.context = primValue.context
defer func() { md.context = nil }()
return md.unify(primValue.undecoded, rvalue(v))
@ -190,7 +201,7 @@ func (md *MetaData) PrimitiveDecode(primValue Primitive, v interface{}) error {
//
// 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 {
func (md *MetaData) unify(data any, rv reflect.Value) error {
// Special case. Look for a `Primitive` value.
// TODO: #76 would make this superfluous after implemented.
if rv.Type() == primitiveType {
@ -207,7 +218,11 @@ func (md *MetaData) unify(data interface{}, rv reflect.Value) error {
rvi := rv.Interface()
if v, ok := rvi.(Unmarshaler); ok {
return v.UnmarshalTOML(data)
err := v.UnmarshalTOML(data)
if err != nil {
return md.parseErr(err)
}
return nil
}
if v, ok := rvi.(encoding.TextUnmarshaler); ok {
return md.unifyText(data, v)
@ -227,14 +242,6 @@ func (md *MetaData) unify(data interface{}, rv reflect.Value) error {
return md.unifyInt(data, rv)
}
switch k {
case reflect.Ptr:
elem := reflect.New(rv.Type().Elem())
err := md.unify(data, reflect.Indirect(elem))
if err != nil {
return err
}
rv.Set(elem)
return nil
case reflect.Struct:
return md.unifyStruct(data, rv)
case reflect.Map:
@ -258,14 +265,13 @@ func (md *MetaData) unify(data interface{}, rv reflect.Value) error {
return md.e("unsupported type %s", rv.Kind())
}
func (md *MetaData) unifyStruct(mapping interface{}, rv reflect.Value) error {
tmap, ok := mapping.(map[string]interface{})
func (md *MetaData) unifyStruct(mapping any, rv reflect.Value) error {
tmap, ok := mapping.(map[string]any)
if !ok {
if mapping == nil {
return nil
}
return md.e("type mismatch for %s: expected table but found %T",
rv.Type().String(), mapping)
return md.e("type mismatch for %s: expected table but found %s", rv.Type().String(), fmtType(mapping))
}
for key, datum := range tmap {
@ -304,14 +310,14 @@ func (md *MetaData) unifyStruct(mapping interface{}, rv reflect.Value) error {
return nil
}
func (md *MetaData) unifyMap(mapping interface{}, rv reflect.Value) error {
func (md *MetaData) unifyMap(mapping any, rv reflect.Value) error {
keyType := rv.Type().Key().Kind()
if keyType != reflect.String && keyType != reflect.Interface {
return fmt.Errorf("toml: cannot decode to a map with non-string key type (%s in %q)",
keyType, rv.Type())
}
tmap, ok := mapping.(map[string]interface{})
tmap, ok := mapping.(map[string]any)
if !ok {
if tmap == nil {
return nil
@ -347,7 +353,7 @@ func (md *MetaData) unifyMap(mapping interface{}, rv reflect.Value) error {
return nil
}
func (md *MetaData) unifyArray(data interface{}, rv reflect.Value) error {
func (md *MetaData) unifyArray(data any, rv reflect.Value) error {
datav := reflect.ValueOf(data)
if datav.Kind() != reflect.Slice {
if !datav.IsValid() {
@ -361,7 +367,7 @@ func (md *MetaData) unifyArray(data interface{}, rv reflect.Value) error {
return md.unifySliceArray(datav, rv)
}
func (md *MetaData) unifySlice(data interface{}, rv reflect.Value) error {
func (md *MetaData) unifySlice(data any, rv reflect.Value) error {
datav := reflect.ValueOf(data)
if datav.Kind() != reflect.Slice {
if !datav.IsValid() {
@ -388,7 +394,7 @@ func (md *MetaData) unifySliceArray(data, rv reflect.Value) error {
return nil
}
func (md *MetaData) unifyString(data interface{}, rv reflect.Value) error {
func (md *MetaData) unifyString(data any, rv reflect.Value) error {
_, ok := rv.Interface().(json.Number)
if ok {
if i, ok := data.(int64); ok {
@ -408,7 +414,7 @@ func (md *MetaData) unifyString(data interface{}, rv reflect.Value) error {
return md.badtype("string", data)
}
func (md *MetaData) unifyFloat64(data interface{}, rv reflect.Value) error {
func (md *MetaData) unifyFloat64(data any, rv reflect.Value) error {
rvk := rv.Kind()
if num, ok := data.(float64); ok {
@ -429,7 +435,7 @@ func (md *MetaData) unifyFloat64(data interface{}, rv reflect.Value) error {
if num, ok := data.(int64); ok {
if (rvk == reflect.Float32 && (num < -maxSafeFloat32Int || num > maxSafeFloat32Int)) ||
(rvk == reflect.Float64 && (num < -maxSafeFloat64Int || num > maxSafeFloat64Int)) {
return md.parseErr(errParseRange{i: num, size: rvk.String()})
return md.parseErr(errUnsafeFloat{i: num, size: rvk.String()})
}
rv.SetFloat(float64(num))
return nil
@ -438,7 +444,7 @@ func (md *MetaData) unifyFloat64(data interface{}, rv reflect.Value) error {
return md.badtype("float", data)
}
func (md *MetaData) unifyInt(data interface{}, rv reflect.Value) error {
func (md *MetaData) unifyInt(data any, rv reflect.Value) error {
_, ok := rv.Interface().(time.Duration)
if ok {
// Parse as string duration, and fall back to regular integer parsing
@ -481,7 +487,7 @@ func (md *MetaData) unifyInt(data interface{}, rv reflect.Value) error {
return nil
}
func (md *MetaData) unifyBool(data interface{}, rv reflect.Value) error {
func (md *MetaData) unifyBool(data any, rv reflect.Value) error {
if b, ok := data.(bool); ok {
rv.SetBool(b)
return nil
@ -489,12 +495,12 @@ func (md *MetaData) unifyBool(data interface{}, rv reflect.Value) error {
return md.badtype("boolean", data)
}
func (md *MetaData) unifyAnything(data interface{}, rv reflect.Value) error {
func (md *MetaData) unifyAnything(data any, rv reflect.Value) error {
rv.Set(reflect.ValueOf(data))
return nil
}
func (md *MetaData) unifyText(data interface{}, v encoding.TextUnmarshaler) error {
func (md *MetaData) unifyText(data any, v encoding.TextUnmarshaler) error {
var s string
switch sdata := data.(type) {
case Marshaler:
@ -523,13 +529,13 @@ func (md *MetaData) unifyText(data interface{}, v encoding.TextUnmarshaler) erro
return md.badtype("primitive (string-like)", data)
}
if err := v.UnmarshalText([]byte(s)); err != nil {
return err
return md.parseErr(err)
}
return nil
}
func (md *MetaData) badtype(dst string, data interface{}) error {
return md.e("incompatible types: TOML value has type %T; destination has type %s", data, dst)
func (md *MetaData) badtype(dst string, data any) error {
return md.e("incompatible types: TOML value has type %s; destination has type %s", fmtType(data), dst)
}
func (md *MetaData) parseErr(err error) error {
@ -543,7 +549,7 @@ func (md *MetaData) parseErr(err error) error {
}
}
func (md *MetaData) e(format string, args ...interface{}) error {
func (md *MetaData) e(format string, args ...any) error {
f := "toml: "
if len(md.context) > 0 {
f = fmt.Sprintf("toml: (last key %q): ", md.context)
@ -556,7 +562,7 @@ func (md *MetaData) e(format string, args ...interface{}) error {
}
// rvalue returns a reflect.Value of `v`. All pointers are resolved.
func rvalue(v interface{}) reflect.Value {
func rvalue(v any) reflect.Value {
return indirect(reflect.ValueOf(v))
}
@ -600,3 +606,8 @@ func isUnifiable(rv reflect.Value) bool {
}
return false
}
// fmt %T with "interface {}" replaced with "any", which is far more readable.
func fmtType(t any) string {
return strings.ReplaceAll(fmt.Sprintf("%T", t), "interface {}", "any")
}