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-rw-r--r--vendor/github.com/BurntSushi/toml/README.md41
-rw-r--r--vendor/github.com/BurntSushi/toml/decode.go133
-rw-r--r--vendor/github.com/BurntSushi/toml/decode_go116.go1
-rw-r--r--vendor/github.com/BurntSushi/toml/deprecated.go24
-rw-r--r--vendor/github.com/BurntSushi/toml/encode.go146
-rw-r--r--vendor/github.com/BurntSushi/toml/error.go229
-rw-r--r--vendor/github.com/BurntSushi/toml/go.sum0
-rw-r--r--vendor/github.com/BurntSushi/toml/lex.go352
-rw-r--r--vendor/github.com/BurntSushi/toml/meta.go (renamed from vendor/github.com/BurntSushi/toml/decode_meta.go)105
-rw-r--r--vendor/github.com/BurntSushi/toml/parse.go174
-rw-r--r--vendor/github.com/BurntSushi/toml/type_fields.go4
-rw-r--r--vendor/github.com/BurntSushi/toml/type_toml.go (renamed from vendor/github.com/BurntSushi/toml/type_check.go)2
12 files changed, 764 insertions, 447 deletions
diff --git a/vendor/github.com/BurntSushi/toml/README.md b/vendor/github.com/BurntSushi/toml/README.md
index 64410cf75..cc13f8667 100644
--- a/vendor/github.com/BurntSushi/toml/README.md
+++ b/vendor/github.com/BurntSushi/toml/README.md
@@ -1,10 +1,6 @@
-## TOML parser and encoder for Go with reflection
-
TOML stands for Tom's Obvious, Minimal Language. This Go package provides a
reflection interface similar to Go's standard library `json` and `xml`
-packages. This package also supports the `encoding.TextUnmarshaler` and
-`encoding.TextMarshaler` interfaces so that you can define custom data
-representations. (There is an example of this below.)
+packages.
Compatible with TOML version [v1.0.0](https://toml.io/en/v1.0.0).
@@ -16,26 +12,25 @@ v0.4.0`).
This library requires Go 1.13 or newer; install it with:
- $ go get github.com/BurntSushi/toml
+ % go get github.com/BurntSushi/toml@latest
It also comes with a TOML validator CLI tool:
- $ go get github.com/BurntSushi/toml/cmd/tomlv
- $ tomlv some-toml-file.toml
+ % go install github.com/BurntSushi/toml/cmd/tomlv@latest
+ % tomlv some-toml-file.toml
### Testing
+This package passes all tests in [toml-test] for both the decoder and the
+encoder.
-This package passes all tests in
-[toml-test](https://github.com/BurntSushi/toml-test) for both the decoder
-and the encoder.
+[toml-test]: https://github.com/BurntSushi/toml-test
### Examples
+This package works similar to how the Go standard library handles XML and JSON.
+Namely, data is loaded into Go values via reflection.
-This package works similarly to how the Go standard library handles XML and
-JSON. Namely, data is loaded into Go values via reflection.
-
-For the simplest example, consider some TOML file as just a list of keys
-and values:
+For the simplest example, consider some TOML file as just a list of keys and
+values:
```toml
Age = 25
@@ -61,9 +56,8 @@ And then decoded with:
```go
var conf Config
-if _, err := toml.Decode(tomlData, &conf); err != nil {
- // handle error
-}
+err := toml.Decode(tomlData, &conf)
+// handle error
```
You can also use struct tags if your struct field name doesn't map to a TOML
@@ -75,15 +69,14 @@ some_key_NAME = "wat"
```go
type TOML struct {
- ObscureKey string `toml:"some_key_NAME"`
+ ObscureKey string `toml:"some_key_NAME"`
}
```
Beware that like other most other decoders **only exported fields** are
considered when encoding and decoding; private fields are silently ignored.
-### Using the `encoding.TextUnmarshaler` interface
-
+### Using the `Marshaler` and `encoding.TextUnmarshaler` interfaces
Here's an example that automatically parses duration strings into
`time.Duration` values:
@@ -136,7 +129,6 @@ To target TOML specifically you can implement `UnmarshalTOML` TOML interface in
a similar way.
### More complex usage
-
Here's an example of how to load the example from the official spec page:
```toml
@@ -216,5 +208,4 @@ type clients struct {
Note that a case insensitive match will be tried if an exact match can't be
found.
-A working example of the above can be found in `_examples/example.{go,toml}`.
-
+A working example of the above can be found in `_example/example.{go,toml}`.
diff --git a/vendor/github.com/BurntSushi/toml/decode.go b/vendor/github.com/BurntSushi/toml/decode.go
index d3d3b8397..e24f0c5d5 100644
--- a/vendor/github.com/BurntSushi/toml/decode.go
+++ b/vendor/github.com/BurntSushi/toml/decode.go
@@ -9,7 +9,6 @@ import (
"os"
"reflect"
"strings"
- "time"
)
// Unmarshaler is the interface implemented by objects that can unmarshal a
@@ -40,6 +39,13 @@ type Primitive struct {
context Key
}
+// 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 = 9007199254740991 // 2^53-1
+)
+
// PrimitiveDecode is just like the other `Decode*` functions, except it
// decodes a TOML value that has already been parsed. Valid primitive values
// can *only* be obtained from values filled by the decoder functions,
@@ -100,18 +106,38 @@ 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 {
- return MetaData{}, e("Decode of non-pointer %s", reflect.TypeOf(v))
+ 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("Decode of nil %s", reflect.TypeOf(v))
+ 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: have parser should read from io.Reader? Or at the very least, make
- // it read from []byte rather than string
+ // 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
@@ -121,11 +147,15 @@ func (dec *Decoder) Decode(v interface{}) (MetaData, error) {
if err != nil {
return MetaData{}, err
}
+
md := MetaData{
- p.mapping, p.types, p.ordered,
- make(map[string]bool, len(p.ordered)), nil,
+ 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, indirect(rv))
+ return md, md.unify(p.mapping, rv)
}
// Decode the TOML data in to the pointer v.
@@ -218,9 +248,7 @@ 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())
@@ -254,17 +282,17 @@ 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)
}
}
}
@@ -283,22 +311,22 @@ func (md *MetaData) unifyMap(mapping interface{}, rv reflect.Value) error {
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)
}
@@ -311,7 +339,7 @@ func (md *MetaData) unifyArray(data interface{}, rv reflect.Value) error {
if !datav.IsValid() {
return nil
}
- return badtype("slice", data)
+ return md.badtype("slice", data)
}
if l := datav.Len(); l != rv.Len() {
return e("expected array length %d; got TOML array of length %d", rv.Len(), l)
@@ -325,7 +353,7 @@ 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 {
@@ -346,26 +374,21 @@ func (md *MetaData) unifySliceArray(data, rv reflect.Value) error {
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)
@@ -374,7 +397,26 @@ 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 {
@@ -421,7 +463,7 @@ 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 {
@@ -429,7 +471,7 @@ 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 {
@@ -440,6 +482,12 @@ func (md *MetaData) unifyAnything(data interface{}, rv reflect.Value) 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 {
@@ -457,7 +505,7 @@ func (md *MetaData) unifyText(data interface{}, v encoding.TextUnmarshaler) erro
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
@@ -465,17 +513,22 @@ func (md *MetaData) unifyText(data interface{}, v encoding.TextUnmarshaler) erro
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() {
@@ -505,7 +558,3 @@ func isUnifiable(rv reflect.Value) bool {
func e(format string, args ...interface{}) error {
return fmt.Errorf("toml: "+format, args...)
}
-
-func badtype(expected string, data interface{}) error {
- return e("cannot load TOML value of type %T into a Go %s", data, expected)
-}
diff --git a/vendor/github.com/BurntSushi/toml/decode_go116.go b/vendor/github.com/BurntSushi/toml/decode_go116.go
index 38aa75fdc..eddfb641b 100644
--- a/vendor/github.com/BurntSushi/toml/decode_go116.go
+++ b/vendor/github.com/BurntSushi/toml/decode_go116.go
@@ -1,3 +1,4 @@
+//go:build go1.16
// +build go1.16
package toml
diff --git a/vendor/github.com/BurntSushi/toml/deprecated.go b/vendor/github.com/BurntSushi/toml/deprecated.go
index db89eac1d..c6af3f239 100644
--- a/vendor/github.com/BurntSushi/toml/deprecated.go
+++ b/vendor/github.com/BurntSushi/toml/deprecated.go
@@ -5,29 +5,17 @@ import (
"io"
)
-// DEPRECATED!
-//
-// Use the identical encoding.TextMarshaler instead. It is defined here to
-// support Go 1.1 and older.
+// Deprecated: use encoding.TextMarshaler
type TextMarshaler encoding.TextMarshaler
-// DEPRECATED!
-//
-// Use the identical encoding.TextUnmarshaler instead. It is defined here to
-// support Go 1.1 and older.
+// Deprecated: use encoding.TextUnmarshaler
type TextUnmarshaler encoding.TextUnmarshaler
-// DEPRECATED!
-//
-// Use MetaData.PrimitiveDecode instead.
+// Deprecated: use MetaData.PrimitiveDecode.
func PrimitiveDecode(primValue Primitive, v interface{}) error {
- md := MetaData{decoded: make(map[string]bool)}
+ md := MetaData{decoded: make(map[string]struct{})}
return md.unify(primValue.undecoded, rvalue(v))
}
-// DEPRECATED!
-//
-// Use NewDecoder(reader).Decode(&v) instead.
-func DecodeReader(r io.Reader, v interface{}) (MetaData, error) {
- return NewDecoder(r).Decode(v)
-}
+// Deprecated: use NewDecoder(reader).Decode(&value).
+func DecodeReader(r io.Reader, v interface{}) (MetaData, error) { return NewDecoder(r).Decode(v) }
diff --git a/vendor/github.com/BurntSushi/toml/encode.go b/vendor/github.com/BurntSushi/toml/encode.go
index 10d88ac63..dee4e6d31 100644
--- a/vendor/github.com/BurntSushi/toml/encode.go
+++ b/vendor/github.com/BurntSushi/toml/encode.go
@@ -21,12 +21,11 @@ type tomlEncodeError struct{ error }
var (
errArrayNilElement = errors.New("toml: cannot encode array with nil element")
errNonString = errors.New("toml: cannot encode a map with non-string key type")
- errAnonNonStruct = errors.New("toml: cannot encode an anonymous field that is not a struct")
errNoKey = errors.New("toml: top-level values must be Go maps or structs")
errAnything = errors.New("") // used in testing
)
-var quotedReplacer = strings.NewReplacer(
+var dblQuotedReplacer = strings.NewReplacer(
"\"", "\\\"",
"\\", "\\\\",
"\x00", `\u0000`,
@@ -64,13 +63,22 @@ var quotedReplacer = strings.NewReplacer(
"\x7f", `\u007f`,
)
+// Marshaler is the interface implemented by types that can marshal themselves
+// into valid TOML.
+type Marshaler interface {
+ MarshalTOML() ([]byte, error)
+}
+
// Encoder encodes a Go to a TOML document.
//
// The mapping between Go values and TOML values should be precisely the same as
-// for the Decode* functions. Similarly, the TextMarshaler interface is
-// supported by encoding the resulting bytes as strings. If you want to write
-// arbitrary binary data then you will need to use something like base64 since
-// TOML does not have any binary types.
+// for the Decode* functions.
+//
+// The toml.Marshaler and encoder.TextMarshaler interfaces are supported to
+// encoding the value as custom TOML.
+//
+// If you want to write arbitrary binary data then you will need to use
+// something like base64 since TOML does not have any binary types.
//
// When encoding TOML hashes (Go maps or structs), keys without any sub-hashes
// are encoded first.
@@ -83,16 +91,14 @@ var quotedReplacer = strings.NewReplacer(
// structs. (e.g. [][]map[string]string is not allowed but []map[string]string
// is okay, as is []map[string][]string).
//
-// NOTE: Only exported keys are encoded due to the use of reflection. Unexported
+// NOTE: only exported keys are encoded due to the use of reflection. Unexported
// keys are silently discarded.
type Encoder struct {
- // The string to use for a single indentation level. The default is two
- // spaces.
+ // String to use for a single indentation level; default is two spaces.
Indent string
- // hasWritten is whether we have written any output to w yet.
- hasWritten bool
w *bufio.Writer
+ hasWritten bool // written any output to w yet?
}
// NewEncoder create a new Encoder.
@@ -130,12 +136,13 @@ func (enc *Encoder) safeEncode(key Key, rv reflect.Value) (err error) {
}
func (enc *Encoder) encode(key Key, rv reflect.Value) {
- // Special case. Time needs to be in ISO8601 format.
- // Special case. If we can marshal the type to text, then we used that.
- // Basically, this prevents the encoder for handling these types as
- // generic structs (or whatever the underlying type of a TextMarshaler is).
+ // Special case: time needs to be in ISO8601 format.
+ //
+ // Special case: if we can marshal the type to text, then we used that. This
+ // prevents the encoder for handling these types as generic structs (or
+ // whatever the underlying type of a TextMarshaler is).
switch t := rv.Interface().(type) {
- case time.Time, encoding.TextMarshaler:
+ case time.Time, encoding.TextMarshaler, Marshaler:
enc.writeKeyValue(key, rv, false)
return
// TODO: #76 would make this superfluous after implemented.
@@ -200,13 +207,19 @@ func (enc *Encoder) eElement(rv reflect.Value) {
enc.wf(v.In(time.UTC).Format(format))
}
return
+ case Marshaler:
+ s, err := v.MarshalTOML()
+ if err != nil {
+ encPanic(err)
+ }
+ enc.writeQuoted(string(s))
+ return
case encoding.TextMarshaler:
- // Use text marshaler if it's available for this value.
- if s, err := v.MarshalText(); err != nil {
+ s, err := v.MarshalText()
+ if err != nil {
encPanic(err)
- } else {
- enc.writeQuoted(string(s))
}
+ enc.writeQuoted(string(s))
return
}
@@ -260,7 +273,7 @@ func floatAddDecimal(fstr string) string {
}
func (enc *Encoder) writeQuoted(s string) {
- enc.wf("\"%s\"", quotedReplacer.Replace(s))
+ enc.wf("\"%s\"", dblQuotedReplacer.Replace(s))
}
func (enc *Encoder) eArrayOrSliceElement(rv reflect.Value) {
@@ -286,7 +299,7 @@ func (enc *Encoder) eArrayOfTables(key Key, rv reflect.Value) {
continue
}
enc.newline()
- enc.wf("%s[[%s]]", enc.indentStr(key), key.maybeQuotedAll())
+ enc.wf("%s[[%s]]", enc.indentStr(key), key)
enc.newline()
enc.eMapOrStruct(key, trv, false)
}
@@ -299,7 +312,7 @@ func (enc *Encoder) eTable(key Key, rv reflect.Value) {
enc.newline()
}
if len(key) > 0 {
- enc.wf("%s[%s]", enc.indentStr(key), key.maybeQuotedAll())
+ enc.wf("%s[%s]", enc.indentStr(key), key)
enc.newline()
}
enc.eMapOrStruct(key, rv, false)
@@ -328,7 +341,7 @@ func (enc *Encoder) eMap(key Key, rv reflect.Value, inline bool) {
var mapKeysDirect, mapKeysSub []string
for _, mapKey := range rv.MapKeys() {
k := mapKey.String()
- if typeIsHash(tomlTypeOfGo(rv.MapIndex(mapKey))) {
+ if typeIsTable(tomlTypeOfGo(rv.MapIndex(mapKey))) {
mapKeysSub = append(mapKeysSub, k)
} else {
mapKeysDirect = append(mapKeysDirect, k)
@@ -364,6 +377,8 @@ func (enc *Encoder) eMap(key Key, rv reflect.Value, inline bool) {
}
}
+const is32Bit = (32 << (^uint(0) >> 63)) == 32
+
func (enc *Encoder) eStruct(key Key, rv reflect.Value, inline bool) {
// Write keys for fields directly under this key first, because if we write
// a field that creates a new table then all keys under it will be in that
@@ -408,10 +423,20 @@ func (enc *Encoder) eStruct(key Key, rv reflect.Value, inline bool) {
}
}
- if typeIsHash(tomlTypeOfGo(frv)) {
+ if typeIsTable(tomlTypeOfGo(frv)) {
fieldsSub = append(fieldsSub, append(start, f.Index...))
} else {
- fieldsDirect = append(fieldsDirect, append(start, f.Index...))
+ // Copy so it works correct on 32bit archs; not clear why this
+ // is needed. See #314, and https://www.reddit.com/r/golang/comments/pnx8v4
+ // This also works fine on 64bit, but 32bit archs are somewhat
+ // rare and this is a wee bit faster.
+ if is32Bit {
+ copyStart := make([]int, len(start))
+ copy(copyStart, start)
+ fieldsDirect = append(fieldsDirect, append(copyStart, f.Index...))
+ } else {
+ fieldsDirect = append(fieldsDirect, append(start, f.Index...))
+ }
}
}
}
@@ -462,13 +487,13 @@ func (enc *Encoder) eStruct(key Key, rv reflect.Value, inline bool) {
}
}
-// tomlTypeName returns the TOML type name of the Go value's type. It is
-// used to determine whether the types of array elements are mixed (which is
-// forbidden). If the Go value is nil, then it is illegal for it to be an array
-// element, and valueIsNil is returned as true.
-
-// Returns the TOML type of a Go value. The type may be `nil`, which means
-// no concrete TOML type could be found.
+// tomlTypeOfGo returns the TOML type name of the Go value's type.
+//
+// It is used to determine whether the types of array elements are mixed (which
+// is forbidden). If the Go value is nil, then it is illegal for it to be an
+// array element, and valueIsNil is returned as true.
+//
+// The type may be `nil`, which means no concrete TOML type could be found.
func tomlTypeOfGo(rv reflect.Value) tomlType {
if isNil(rv) || !rv.IsValid() {
return nil
@@ -495,32 +520,43 @@ func tomlTypeOfGo(rv reflect.Value) tomlType {
case reflect.Map:
return tomlHash
case reflect.Struct:
- switch rv.Interface().(type) {
- case time.Time:
+ if _, ok := rv.Interface().(time.Time); ok {
return tomlDatetime
- case encoding.TextMarshaler:
+ }
+ if isMarshaler(rv) {
return tomlString
- default:
- // Someone used a pointer receiver: we can make it work for pointer
- // values.
- if rv.CanAddr() {
- _, ok := rv.Addr().Interface().(encoding.TextMarshaler)
- if ok {
- return tomlString
- }
- }
- return tomlHash
}
+ return tomlHash
default:
- _, ok := rv.Interface().(encoding.TextMarshaler)
- if ok {
+ if isMarshaler(rv) {
return tomlString
}
+
encPanic(errors.New("unsupported type: " + rv.Kind().String()))
- panic("") // Need *some* return value
+ panic("unreachable")
}
}
+func isMarshaler(rv reflect.Value) bool {
+ switch rv.Interface().(type) {
+ case encoding.TextMarshaler:
+ return true
+ case Marshaler:
+ return true
+ }
+
+ // Someone used a pointer receiver: we can make it work for pointer values.
+ if rv.CanAddr() {
+ if _, ok := rv.Addr().Interface().(encoding.TextMarshaler); ok {
+ return true
+ }
+ if _, ok := rv.Addr().Interface().(Marshaler); ok {
+ return true
+ }
+ }
+ return false
+}
+
// tomlArrayType returns the element type of a TOML array. The type returned
// may be nil if it cannot be determined (e.g., a nil slice or a zero length
// slize). This function may also panic if it finds a type that cannot be
@@ -604,7 +640,14 @@ func (enc *Encoder) newline() {
//
// key = <any value>
//
-// If inline is true it won't add a newline at the end.
+// This is also used for "k = v" in inline tables; so something like this will
+// be written in three calls:
+//
+// ┌────────────────────┐
+// │ ┌───┐ ┌─────┐│
+// v v v v vv
+// key = {k = v, k2 = v2}
+//
func (enc *Encoder) writeKeyValue(key Key, val reflect.Value, inline bool) {
if len(key) == 0 {
encPanic(errNoKey)
@@ -617,7 +660,8 @@ func (enc *Encoder) writeKeyValue(key Key, val reflect.Value, inline bool) {
}
func (enc *Encoder) wf(format string, v ...interface{}) {
- if _, err := fmt.Fprintf(enc.w, format, v...); err != nil {
+ _, err := fmt.Fprintf(enc.w, format, v...)
+ if err != nil {
encPanic(err)
}
enc.hasWritten = true
diff --git a/vendor/github.com/BurntSushi/toml/error.go b/vendor/github.com/BurntSushi/toml/error.go
new file mode 100644
index 000000000..36edc4655
--- /dev/null
+++ b/vendor/github.com/BurntSushi/toml/error.go
@@ -0,0 +1,229 @@
+package toml
+
+import (
+ "fmt"
+ "strings"
+)
+
+// ParseError is returned when there is an error parsing the TOML syntax.
+//
+// For example invalid syntax, duplicate keys, etc.
+//
+// In addition to the error message itself, you can also print detailed location
+// information with context by using ErrorWithLocation():
+//
+// toml: error: Key 'fruit' was already created and cannot be used as an array.
+//
+// At line 4, column 2-7:
+//
+// 2 | fruit = []
+// 3 |
+// 4 | [[fruit]] # Not allowed
+// ^^^^^
+//
+// Furthermore, the ErrorWithUsage() can be used to print the above with some
+// more detailed usage guidance:
+//
+// toml: error: newlines not allowed within inline tables
+//
+// At line 1, column 18:
+//
+// 1 | x = [{ key = 42 #
+// ^
+//
+// Error help:
+//
+// Inline tables must always be on a single line:
+//
+// table = {key = 42, second = 43}
+//
+// It is invalid to split them over multiple lines like so:
+//
+// # INVALID
+// table = {
+// key = 42,
+// second = 43
+// }
+//
+// Use regular for this:
+//
+// [table]
+// key = 42
+// second = 43
+type ParseError struct {
+ Message string // Short technical message.
+ Usage string // Longer message with usage guidance; may be blank.
+ Position Position // Position of the error
+ LastKey string // Last parsed key, may be blank.
+ Line int // Line the error occurred. Deprecated: use Position.
+
+ err error
+ input string
+}
+
+// Position of an error.
+type Position struct {
+ Line int // Line number, starting at 1.
+ Start int // Start of error, as byte offset starting at 0.
+ Len int // Lenght in bytes.
+}
+
+func (pe ParseError) Error() string {
+ msg := pe.Message
+ if msg == "" { // Error from errorf()
+ msg = pe.err.Error()
+ }
+
+ if pe.LastKey == "" {
+ return fmt.Sprintf("toml: line %d: %s", pe.Position.Line, msg)
+ }
+ return fmt.Sprintf("toml: line %d (last key %q): %s",
+ pe.Position.Line, pe.LastKey, msg)
+}
+
+// ErrorWithUsage() returns the error with detailed location context.
+//
+// See the documentation on ParseError.
+func (pe ParseError) ErrorWithPosition() string {
+ if pe.input == "" { // Should never happen, but just in case.
+ return pe.Error()
+ }
+
+ var (
+ lines = strings.Split(pe.input, "\n")
+ col = pe.column(lines)
+ b = new(strings.Builder)
+ )
+
+ msg := pe.Message
+ if msg == "" {
+ msg = pe.err.Error()
+ }
+
+ // TODO: don't show control characters as literals? This may not show up
+ // well everywhere.
+
+ if pe.Position.Len == 1 {
+ fmt.Fprintf(b, "toml: error: %s\n\nAt line %d, column %d:\n\n",
+ msg, pe.Position.Line, col+1)
+ } else {
+ fmt.Fprintf(b, "toml: error: %s\n\nAt line %d, column %d-%d:\n\n",
+ msg, pe.Position.Line, col, col+pe.Position.Len)
+ }
+ if pe.Position.Line > 2 {
+ fmt.Fprintf(b, "% 7d | %s\n", pe.Position.Line-2, lines[pe.Position.Line-3])
+ }
+ if pe.Position.Line > 1 {
+ fmt.Fprintf(b, "% 7d | %s\n", pe.Position.Line-1, lines[pe.Position.Line-2])
+ }
+ fmt.Fprintf(b, "% 7d | %s\n", pe.Position.Line, lines[pe.Position.Line-1])
+ fmt.Fprintf(b, "% 10s%s%s\n", "", strings.Repeat(" ", col), strings.Repeat("^", pe.Position.Len))
+ return b.String()
+}
+
+// ErrorWithUsage() returns the error with detailed location context and usage
+// guidance.
+//
+// See the documentation on ParseError.
+func (pe ParseError) ErrorWithUsage() string {
+ m := pe.ErrorWithPosition()
+ if u, ok := pe.err.(interface{ Usage() string }); ok && u.Usage() != "" {
+ return m + "Error help:\n\n " +
+ strings.ReplaceAll(strings.TrimSpace(u.Usage()), "\n", "\n ") +
+ "\n"
+ }
+ return m
+}
+
+func (pe ParseError) column(lines []string) int {
+ var pos, col int
+ for i := range lines {
+ ll := len(lines[i]) + 1 // +1 for the removed newline
+ if pos+ll >= pe.Position.Start {
+ col = pe.Position.Start - pos
+ if col < 0 { // Should never happen, but just in case.
+ col = 0
+ }
+ break
+ }
+ pos += ll
+ }
+
+ return col
+}
+
+type (
+ errLexControl struct{ r rune }
+ errLexEscape struct{ r rune }
+ errLexUTF8 struct{ b byte }
+ errLexInvalidNum struct{ v string }
+ errLexInvalidDate struct{ v string }
+ errLexInlineTableNL struct{}
+ errLexStringNL struct{}
+)
+
+func (e errLexControl) Error() string {
+ return fmt.Sprintf("TOML files cannot contain control characters: '0x%02x'", e.r)
+}
+func (e errLexControl) Usage() string { return "" }
+
+func (e errLexEscape) Error() string { return fmt.Sprintf(`invalid escape in string '\%c'`, e.r) }
+func (e errLexEscape) Usage() string { return usageEscape }
+func (e errLexUTF8) Error() string { return fmt.Sprintf("invalid UTF-8 byte: 0x%02x", e.b) }
+func (e errLexUTF8) Usage() string { return "" }
+func (e errLexInvalidNum) Error() string { return fmt.Sprintf("invalid number: %q", e.v) }
+func (e errLexInvalidNum) Usage() string { return "" }
+func (e errLexInvalidDate) Error() string { return fmt.Sprintf("invalid date: %q", e.v) }
+func (e errLexInvalidDate) Usage() string { return "" }
+func (e errLexInlineTableNL) Error() string { return "newlines not allowed within inline tables" }
+func (e errLexInlineTableNL) Usage() string { return usageInlineNewline }
+func (e errLexStringNL) Error() string { return "strings cannot contain newlines" }
+func (e errLexStringNL) Usage() string { return usageStringNewline }
+
+const usageEscape = `
+A '\' inside a "-delimited string is interpreted as an escape character.
+
+The following escape sequences are supported:
+\b, \t, \n, \f, \r, \", \\, \uXXXX, and \UXXXXXXXX
+
+To prevent a '\' from being recognized as an escape character, use either:
+
+- a ' or '''-delimited string; escape characters aren't processed in them; or
+- write two backslashes to get a single backslash: '\\'.
+
+If you're trying to add a Windows path (e.g. "C:\Users\martin") then using '/'
+instead of '\' will usually also work: "C:/Users/martin".
+`
+
+const usageInlineNewline = `
+Inline tables must always be on a single line:
+
+ table = {key = 42, second = 43}
+
+It is invalid to split them over multiple lines like so:
+
+ # INVALID
+ table = {
+ key = 42,
+ second = 43
+ }
+
+Use regular for this:
+
+ [table]
+ key = 42
+ second = 43
+`
+
+const usageStringNewline = `
+Strings must always be on a single line, and cannot span more than one line:
+
+ # INVALID
+ string = "Hello,
+ world!"
+
+Instead use """ or ''' to split strings over multiple lines:
+
+ string = """Hello,
+ world!"""
+`
diff --git a/vendor/github.com/BurntSushi/toml/go.sum b/vendor/github.com/BurntSushi/toml/go.sum
deleted file mode 100644
index e69de29bb..000000000
--- a/vendor/github.com/BurntSushi/toml/go.sum
+++ /dev/null
diff --git a/vendor/github.com/BurntSushi/toml/lex.go b/vendor/github.com/BurntSushi/toml/lex.go
index adc4eb5d5..63ef20f47 100644
--- a/vendor/github.com/BurntSushi/toml/lex.go
+++ b/vendor/github.com/BurntSushi/toml/lex.go
@@ -37,28 +37,14 @@ const (
itemInlineTableEnd
)
-const (
- eof = 0
- comma = ','
- tableStart = '['
- tableEnd = ']'
- arrayTableStart = '['
- arrayTableEnd = ']'
- tableSep = '.'
- keySep = '='
- arrayStart = '['
- arrayEnd = ']'
- commentStart = '#'
- stringStart = '"'
- stringEnd = '"'
- rawStringStart = '\''
- rawStringEnd = '\''
- inlineTableStart = '{'
- inlineTableEnd = '}'
-)
+const eof = 0
type stateFn func(lx *lexer) stateFn
+func (p Position) String() string {
+ return fmt.Sprintf("at line %d; start %d; length %d", p.Line, p.Start, p.Len)
+}
+
type lexer struct {
input string
start int
@@ -67,26 +53,26 @@ type lexer struct {
state stateFn
items chan item
- // Allow for backing up up to four runes.
- // This is necessary because TOML contains 3-rune tokens (""" and ''').
+ // Allow for backing up up to 4 runes. This is necessary because TOML
+ // contains 3-rune tokens (""" and ''').
prevWidths [4]int
- nprev int // how many of prevWidths are in use
- // If we emit an eof, we can still back up, but it is not OK to call
- // next again.
- atEOF bool
+ nprev int // how many of prevWidths are in use
+ atEOF bool // If we emit an eof, we can still back up, but it is not OK to call next again.
// A stack of state functions used to maintain context.
- // The idea is to reuse parts of the state machine in various places.
- // For example, values can appear at the top level or within arbitrarily
- // nested arrays. The last state on the stack is used after a value has
- // been lexed. Similarly for comments.
+ //
+ // The idea is to reuse parts of the state machine in various places. For
+ // example, values can appear at the top level or within arbitrarily nested
+ // arrays. The last state on the stack is used after a value has been lexed.
+ // Similarly for comments.
stack []stateFn
}
type item struct {
- typ itemType
- val string
- line int
+ typ itemType
+ val string
+ err error
+ pos Position
}
func (lx *lexer) nextItem() item {
@@ -96,7 +82,7 @@ func (lx *lexer) nextItem() item {
return item
default:
lx.state = lx.state(lx)
- //fmt.Printf(" STATE %-24s current: %-10q stack: %s\n", lx.state, lx.current(), lx.stack)
+ //fmt.Printf(" STATE %-24s current: %-10q stack: %s\n", lx.state, lx.current(), lx.stack)
}
}
}
@@ -105,9 +91,9 @@ func lex(input string) *lexer {
lx := &lexer{
input: input,
state: lexTop,
- line: 1,
items: make(chan item, 10),
stack: make([]stateFn, 0, 10),
+ line: 1,
}
return lx
}
@@ -129,13 +115,25 @@ func (lx *lexer) current() string {
return lx.input[lx.start:lx.pos]
}
+func (lx lexer) getPos() Position {
+ p := Position{
+ Line: lx.line,
+ Start: lx.start,
+ Len: lx.pos - lx.start,
+ }
+ if p.Len <= 0 {
+ p.Len = 1
+ }
+ return p
+}
+
func (lx *lexer) emit(typ itemType) {
- lx.items <- item{typ, lx.current(), lx.line}
+ lx.items <- item{typ: typ, pos: lx.getPos(), val: lx.current()}
lx.start = lx.pos
}
func (lx *lexer) emitTrim(typ itemType) {
- lx.items <- item{typ, strings.TrimSpace(lx.current()), lx.line}
+ lx.items <- item{typ: typ, pos: lx.getPos(), val: strings.TrimSpace(lx.current())}
lx.start = lx.pos
}
@@ -160,7 +158,13 @@ func (lx *lexer) next() (r rune) {
r, w := utf8.DecodeRuneInString(lx.input[lx.pos:])
if r == utf8.RuneError {
- lx.errorf("invalid UTF-8 byte at position %d (line %d): 0x%02x", lx.pos, lx.line, lx.input[lx.pos])
+ lx.error(errLexUTF8{lx.input[lx.pos]})
+ return utf8.RuneError
+ }
+
+ // Note: don't use peek() here, as this calls next().
+ if isControl(r) || (r == '\r' && (len(lx.input)-1 == lx.pos || lx.input[lx.pos+1] != '\n')) {
+ lx.errorControlChar(r)
return utf8.RuneError
}
@@ -188,6 +192,7 @@ func (lx *lexer) backup() {
lx.prevWidths[1] = lx.prevWidths[2]
lx.prevWidths[2] = lx.prevWidths[3]
lx.nprev--
+
lx.pos -= w
if lx.pos < len(lx.input) && lx.input[lx.pos] == '\n' {
lx.line--
@@ -223,18 +228,58 @@ func (lx *lexer) skip(pred func(rune) bool) {
}
}
-// errorf stops all lexing by emitting an error and returning `nil`.
+// error stops all lexing by emitting an error and returning `nil`.
+//
// Note that any value that is a character is escaped if it's a special
// character (newlines, tabs, etc.).
+func (lx *lexer) error(err error) stateFn {
+ if lx.atEOF {
+ return lx.errorPrevLine(err)
+ }
+ lx.items <- item{typ: itemError, pos: lx.getPos(), err: err}
+ return nil
+}
+
+// errorfPrevline is like error(), but sets the position to the last column of
+// the previous line.
+//
+// This is so that unexpected EOF or NL errors don't show on a new blank line.
+func (lx *lexer) errorPrevLine(err error) stateFn {
+ pos := lx.getPos()
+ pos.Line--
+ pos.Len = 1
+ pos.Start = lx.pos - 1
+ lx.items <- item{typ: itemError, pos: pos, err: err}
+ return nil
+}
+
+// errorPos is like error(), but allows explicitly setting the position.
+func (lx *lexer) errorPos(start, length int, err error) stateFn {
+ pos := lx.getPos()
+ pos.Start = start
+ pos.Len = length
+ lx.items <- item{typ: itemError, pos: pos, err: err}
+ return nil
+}
+
+// errorf is like error, and creates a new error.
func (lx *lexer) errorf(format string, values ...interface{}) stateFn {
- lx.items <- item{
- itemError,
- fmt.Sprintf(format, values...),
- lx.line,
+ if lx.atEOF {
+ pos := lx.getPos()
+ pos.Line--
+ pos.Len = 1
+ pos.Start = lx.pos - 1
+ lx.items <- item{typ: itemError, pos: pos, err: fmt.Errorf(format, values...)}
+ return nil
}
+ lx.items <- item{typ: itemError, pos: lx.getPos(), err: fmt.Errorf(format, values...)}
return nil
}
+func (lx *lexer) errorControlChar(cc rune) stateFn {
+ return lx.errorPos(lx.pos-1, 1, errLexControl{cc})
+}
+
// lexTop consumes elements at the top level of TOML data.
func lexTop(lx *lexer) stateFn {
r := lx.next()
@@ -242,10 +287,10 @@ func lexTop(lx *lexer) stateFn {
return lexSkip(lx, lexTop)
}
switch r {
- case commentStart:
+ case '#':
lx.push(lexTop)
return lexCommentStart
- case tableStart:
+ case '[':
return lexTableStart
case eof:
if lx.pos > lx.start {
@@ -268,7 +313,7 @@ func lexTop(lx *lexer) stateFn {
func lexTopEnd(lx *lexer) stateFn {
r := lx.next()
switch {
- case r == commentStart:
+ case r == '#':
// a comment will read to a newline for us.
lx.push(lexTop)
return lexCommentStart
@@ -292,7 +337,7 @@ func lexTopEnd(lx *lexer) stateFn {
// It also handles the case that this is an item in an array of tables.
// e.g., '[[name]]'.
func lexTableStart(lx *lexer) stateFn {
- if lx.peek() == arrayTableStart {
+ if lx.peek() == '[' {
lx.next()
lx.emit(itemArrayTableStart)
lx.push(lexArrayTableEnd)
@@ -309,10 +354,8 @@ func lexTableEnd(lx *lexer) stateFn {
}
func lexArrayTableEnd(lx *lexer) stateFn {
- if r := lx.next(); r != arrayTableEnd {
- return lx.errorf(
- "expected end of table array name delimiter %q, but got %q instead",
- arrayTableEnd, r)
+ if r := lx.next(); r != ']' {
+ return lx.errorf("expected end of table array name delimiter ']', but got %q instead", r)
}
lx.emit(itemArrayTableEnd)
return lexTopEnd
@@ -321,11 +364,11 @@ func lexArrayTableEnd(lx *lexer) stateFn {
func lexTableNameStart(lx *lexer) stateFn {
lx.skip(isWhitespace)
switch r := lx.peek(); {
- case r == tableEnd || r == eof:
+ case r == ']' || r == eof:
return lx.errorf("unexpected end of table name (table names cannot be empty)")
- case r == tableSep:
+ case r == '.':
return lx.errorf("unexpected table separator (table names cannot be empty)")
- case r == stringStart || r == rawStringStart:
+ case r == '"' || r == '\'':
lx.ignore()
lx.push(lexTableNameEnd)
return lexQuotedName
@@ -342,10 +385,10 @@ func lexTableNameEnd(lx *lexer) stateFn {
switch r := lx.next(); {
case isWhitespace(r):
return lexTableNameEnd
- case r == tableSep:
+ case r == '.':
lx.ignore()
return lexTableNameStart
- case r == tableEnd:
+ case r == ']':
return lx.pop()
default:
return lx.errorf("expected '.' or ']' to end table name, but got %q instead", r)
@@ -379,10 +422,10 @@ func lexQuotedName(lx *lexer) stateFn {
switch {
case isWhitespace(r):
return lexSkip(lx, lexValue)
- case r == stringStart:
+ case r == '"':
lx.ignore() // ignore the '"'
return lexString
- case r == rawStringStart:
+ case r == '\'':
lx.ignore() // ignore the "'"
return lexRawString
case r == eof:
@@ -400,7 +443,7 @@ func lexKeyStart(lx *lexer) stateFn {
return lx.errorf("unexpected '=': key name appears blank")
case r == '.':
return lx.errorf("unexpected '.': keys cannot start with a '.'")
- case r == stringStart || r == rawStringStart:
+ case r == '"' || r == '\'':
lx.ignore()
fallthrough
default: // Bare key
@@ -416,7 +459,7 @@ func lexKeyNameStart(lx *lexer) stateFn {
return lx.errorf("unexpected '='")
case r == '.':
return lx.errorf("unexpected '.'")
- case r == stringStart || r == rawStringStart:
+ case r == '"' || r == '\'':
lx.ignore()
lx.push(lexKeyEnd)
return lexQuotedName
@@ -434,7 +477,7 @@ func lexKeyEnd(lx *lexer) stateFn {
case isWhitespace(r):
return lexSkip(lx, lexKeyEnd)
case r == eof:
- return lx.errorf("unexpected EOF; expected key separator %q", keySep)
+ return lx.errorf("unexpected EOF; expected key separator '='")
case r == '.':
lx.ignore()
return lexKeyNameStart
@@ -461,17 +504,17 @@ func lexValue(lx *lexer) stateFn {
return lexNumberOrDateStart
}
switch r {
- case arrayStart:
+ case '[':
lx.ignore()
lx.emit(itemArray)
return lexArrayValue
- case inlineTableStart:
+ case '{':
lx.ignore()
lx.emit(itemInlineTableStart)
return lexInlineTableValue
- case stringStart:
- if lx.accept(stringStart) {
- if lx.accept(stringStart) {
+ case '"':
+ if lx.accept('"') {
+ if lx.accept('"') {
lx.ignore() // Ignore """
return lexMultilineString
}
@@ -479,9 +522,9 @@ func lexValue(lx *lexer) stateFn {
}
lx.ignore() // ignore the '"'
return lexString
- case rawStringStart:
- if lx.accept(rawStringStart) {
- if lx.accept(rawStringStart) {
+ case '\'':
+ if lx.accept('\'') {
+ if lx.accept('\'') {
lx.ignore() // Ignore """
return lexMultilineRawString
}
@@ -520,14 +563,12 @@ func lexArrayValue(lx *lexer) stateFn {
switch {
case isWhitespace(r) || isNL(r):
return lexSkip(lx, lexArrayValue)
- case r == commentStart:
+ case r == '#':
lx.push(lexArrayValue)
return lexCommentStart
- case r == comma:
+ case r == ',':
return lx.errorf("unexpected comma")
- case r == arrayEnd:
- // NOTE(caleb): The spec isn't clear about whether you can have
- // a trailing comma or not, so we'll allow it.
+ case r == ']':
return lexArrayEnd
}
@@ -540,22 +581,20 @@ func lexArrayValue(lx *lexer) stateFn {
// the next value (or the end of the array): it ignores whitespace and newlines
// and expects either a ',' or a ']'.
func lexArrayValueEnd(lx *lexer) stateFn {
- r := lx.next()
- switch {
+ switch r := lx.next(); {
case isWhitespace(r) || isNL(r):
return lexSkip(lx, lexArrayValueEnd)
- case r == commentStart:
+ case r == '#':
lx.push(lexArrayValueEnd)
return lexCommentStart
- case r == comma:
+ case r == ',':
lx.ignore()
return lexArrayValue // move on to the next value
- case r == arrayEnd:
+ case r == ']':
return lexArrayEnd
+ default:
+ return lx.errorf("expected a comma (',') or array terminator (']'), but got %s", runeOrEOF(r))
}
- return lx.errorf(
- "expected a comma or array terminator %q, but got %s instead",
- arrayEnd, runeOrEOF(r))
}
// lexArrayEnd finishes the lexing of an array.
@@ -574,13 +613,13 @@ func lexInlineTableValue(lx *lexer) stateFn {
case isWhitespace(r):
return lexSkip(lx, lexInlineTableValue)
case isNL(r):
- return lx.errorf("newlines not allowed within inline tables")
- case r == commentStart:
+ return lx.errorPrevLine(errLexInlineTableNL{})
+ case r == '#':
lx.push(lexInlineTableValue)
return lexCommentStart
- case r == comma:
+ case r == ',':
return lx.errorf("unexpected comma")
- case r == inlineTableEnd:
+ case r == '}':
return lexInlineTableEnd
}
lx.backup()
@@ -596,23 +635,21 @@ func lexInlineTableValueEnd(lx *lexer) stateFn {
case isWhitespace(r):
return lexSkip(lx, lexInlineTableValueEnd)
case isNL(r):
- return lx.errorf("newlines not allowed within inline tables")
- case r == commentStart:
+ return lx.errorPrevLine(errLexInlineTableNL{})
+ case r == '#':
lx.push(lexInlineTableValueEnd)
return lexCommentStart
- case r == comma:
+ case r == ',':
lx.ignore()
lx.skip(isWhitespace)
if lx.peek() == '}' {
return lx.errorf("trailing comma not allowed in inline tables")
}
return lexInlineTableValue
- case r == inlineTableEnd:
+ case r == '}':
return lexInlineTableEnd
default:
- return lx.errorf(
- "expected a comma or an inline table terminator %q, but got %s instead",
- inlineTableEnd, runeOrEOF(r))
+ return lx.errorf("expected a comma or an inline table terminator '}', but got %s instead", runeOrEOF(r))
}
}
@@ -638,14 +675,12 @@ func lexString(lx *lexer) stateFn {
switch {
case r == eof:
return lx.errorf(`unexpected EOF; expected '"'`)
- case isControl(r) || r == '\r':
- return lx.errorf("control characters are not allowed inside strings: '0x%02x'", r)
case isNL(r):
- return lx.errorf("strings cannot contain newlines")
+ return lx.errorPrevLine(errLexStringNL{})
case r == '\\':
lx.push(lexString)
return lexStringEscape
- case r == stringEnd:
+ case r == '"':
lx.backup()
lx.emit(itemString)
lx.next()
@@ -660,23 +695,20 @@ func lexString(lx *lexer) stateFn {
func lexMultilineString(lx *lexer) stateFn {
r := lx.next()
switch r {
+ default:
+ return lexMultilineString
case eof:
return lx.errorf(`unexpected EOF; expected '"""'`)
- case '\r':
- if lx.peek() != '\n' {
- return lx.errorf("control characters are not allowed inside strings: '0x%02x'", r)
- }
- return lexMultilineString
case '\\':
return lexMultilineStringEscape
- case stringEnd:
+ case '"':
/// Found " → try to read two more "".
- if lx.accept(stringEnd) {
- if lx.accept(stringEnd) {
+ if lx.accept('"') {
+ if lx.accept('"') {
/// Peek ahead: the string can contain " and "", including at the
/// end: """str"""""
/// 6 or more at the end, however, is an error.
- if lx.peek() == stringEnd {
+ if lx.peek() == '"' {
/// Check if we already lexed 5 's; if so we have 6 now, and
/// that's just too many man!
if strings.HasSuffix(lx.current(), `"""""`) {
@@ -699,12 +731,8 @@ func lexMultilineString(lx *lexer) stateFn {
}
lx.backup()
}
+ return lexMultilineString
}
-
- if isControl(r) {
- return lx.errorf("control characters are not allowed inside strings: '0x%02x'", r)
- }
- return lexMultilineString
}
// lexRawString consumes a raw string. Nothing can be escaped in such a string.
@@ -712,20 +740,19 @@ func lexMultilineString(lx *lexer) stateFn {
func lexRawString(lx *lexer) stateFn {
r := lx.next()
switch {
+ default:
+ return lexRawString
case r == eof:
return lx.errorf(`unexpected EOF; expected "'"`)
- case isControl(r) || r == '\r':
- return lx.errorf("control characters are not allowed inside strings: '0x%02x'", r)
case isNL(r):
- return lx.errorf("strings cannot contain newlines")
- case r == rawStringEnd:
+ return lx.errorPrevLine(errLexStringNL{})
+ case r == '\'':
lx.backup()
lx.emit(itemRawString)
lx.next()
lx.ignore()
return lx.pop()
}
- return lexRawString
}
// lexMultilineRawString consumes a raw string. Nothing can be escaped in such
@@ -734,21 +761,18 @@ func lexRawString(lx *lexer) stateFn {
func lexMultilineRawString(lx *lexer) stateFn {
r := lx.next()
switch r {
+ default:
+ return lexMultilineRawString
case eof:
return lx.errorf(`unexpected EOF; expected "'''"`)
- case '\r':
- if lx.peek() != '\n' {
- return lx.errorf("control characters are not allowed inside strings: '0x%02x'", r)
- }
- return lexMultilineRawString
- case rawStringEnd:
+ case '\'':
/// Found ' → try to read two more ''.
- if lx.accept(rawStringEnd) {
- if lx.accept(rawStringEnd) {
+ if lx.accept('\'') {
+ if lx.accept('\'') {
/// Peek ahead: the string can contain ' and '', including at the
/// end: '''str'''''
/// 6 or more at the end, however, is an error.
- if lx.peek() == rawStringEnd {
+ if lx.peek() == '\'' {
/// Check if we already lexed 5 's; if so we have 6 now, and
/// that's just too many man!
if strings.HasSuffix(lx.current(), "'''''") {
@@ -771,12 +795,8 @@ func lexMultilineRawString(lx *lexer) stateFn {
}
lx.backup()
}
+ return lexMultilineRawString
}
-
- if isControl(r) {
- return lx.errorf("control characters are not allowed inside strings: '0x%02x'", r)
- }
- return lexMultilineRawString
}
// lexMultilineStringEscape consumes an escaped character. It assumes that the
@@ -817,8 +837,7 @@ func lexStringEscape(lx *lexer) stateFn {
case 'U':
return lexLongUnicodeEscape
}
- return lx.errorf("invalid escape character %q; only the following escape characters are allowed: "+
- `\b, \t, \n, \f, \r, \", \\, \uXXXX, and \UXXXXXXXX`, r)
+ return lx.error(errLexEscape{r})
}
func lexShortUnicodeEscape(lx *lexer) stateFn {
@@ -1108,8 +1127,6 @@ func lexComment(lx *lexer) stateFn {
lx.backup()
lx.emit(itemText)
return lx.pop()
- case isControl(r):
- return lx.errorf("control characters are not allowed inside comments: '0x%02x'", r)
default:
return lexComment
}
@@ -1121,52 +1138,6 @@ func lexSkip(lx *lexer, nextState stateFn) stateFn {
return nextState
}
-// isWhitespace returns true if `r` is a whitespace character according
-// to the spec.
-func isWhitespace(r rune) bool {
- return r == '\t' || r == ' '
-}
-
-func isNL(r rune) bool {
- return r == '\n' || r == '\r'
-}
-
-// Control characters except \n, \t
-func isControl(r rune) bool {
- switch r {
- case '\t', '\r', '\n':
- return false
- default:
- return (r >= 0x00 && r <= 0x1f) || r == 0x7f
- }
-}
-
-func isDigit(r rune) bool {
- return r >= '0' && r <= '9'
-}
-
-func isHexadecimal(r rune) bool {
- return (r >= '0' && r <= '9') ||
- (r >= 'a' && r <= 'f') ||
- (r >= 'A' && r <= 'F')
-}
-
-func isOctal(r rune) bool {
- return r >= '0' && r <= '7'
-}
-
-func isBinary(r rune) bool {
- return r == '0' || r == '1'
-}
-
-func isBareKeyChar(r rune) bool {
- return (r >= 'A' && r <= 'Z') ||
- (r >= 'a' && r <= 'z') ||
- (r >= '0' && r <= '9') ||
- r == '_' ||
- r == '-'
-}
-
func (s stateFn) String() string {
name := runtime.FuncForPC(reflect.ValueOf(s).Pointer()).Name()
if i := strings.LastIndexByte(name, '.'); i > -1 {
@@ -1223,3 +1194,26 @@ func (itype itemType) String() string {
func (item item) String() string {
return fmt.Sprintf("(%s, %s)", item.typ.String(), item.val)
}
+
+func isWhitespace(r rune) bool { return r == '\t' || r == ' ' }
+func isNL(r rune) bool { return r == '\n' || r == '\r' }
+func isControl(r rune) bool { // Control characters except \t, \r, \n
+ switch r {
+ case '\t', '\r', '\n':
+ return false
+ default:
+ return (r >= 0x00 && r <= 0x1f) || r == 0x7f
+ }
+}
+func isDigit(r rune) bool { return r >= '0' && r <= '9' }
+func isBinary(r rune) bool { return r == '0' || r == '1' }
+func isOctal(r rune) bool { return r >= '0' && r <= '7' }
+func isHexadecimal(r rune) bool {
+ return (r >= '0' && r <= '9') || (r >= 'a' && r <= 'f') || (r >= 'A' && r <= 'F')
+}
+func isBareKeyChar(r rune) bool {
+ return (r >= 'A' && r <= 'Z') ||
+ (r >= 'a' && r <= 'z') ||
+ (r >= '0' && r <= '9') ||
+ r == '_' || r == '-'
+}
diff --git a/vendor/github.com/BurntSushi/toml/decode_meta.go b/vendor/github.com/BurntSushi/toml/meta.go
index ad8899c6c..868619fb9 100644
--- a/vendor/github.com/BurntSushi/toml/decode_meta.go
+++ b/vendor/github.com/BurntSushi/toml/meta.go
@@ -1,34 +1,39 @@
package toml
-import "strings"
+import (
+ "strings"
+)
-// MetaData allows access to meta information about TOML data that may not be
-// inferable via reflection. In particular, whether a key has been defined and
-// the TOML type of a key.
+// MetaData allows access to meta information about TOML data that's not
+// accessible otherwise.
+//
+// It allows checking if a key is defined in the TOML data, whether any keys
+// were undecoded, and the TOML type of a key.
type MetaData struct {
+ context Key // Used only during decoding.
+
mapping map[string]interface{}
types map[string]tomlType
keys []Key
- decoded map[string]bool
- context Key // Used only during decoding.
+ decoded map[string]struct{}
}
// IsDefined reports if the key exists in the TOML data.
//
// The key should be specified hierarchically, for example to access the TOML
-// key "a.b.c" you would use:
+// key "a.b.c" you would use IsDefined("a", "b", "c"). Keys are case sensitive.
//
-// IsDefined("a", "b", "c")
-//
-// IsDefined will return false if an empty key given. Keys are case sensitive.
+// Returns false for an empty key.
func (md *MetaData) IsDefined(key ...string) bool {
if len(key) == 0 {
return false
}
- var hash map[string]interface{}
- var ok bool
- var hashOrVal interface{} = md.mapping
+ var (
+ hash map[string]interface{}
+ ok bool
+ hashOrVal interface{} = md.mapping
+ )
for _, k := range key {
if hash, ok = hashOrVal.(map[string]interface{}); !ok {
return false
@@ -45,51 +50,12 @@ func (md *MetaData) IsDefined(key ...string) bool {
// Type will return the empty string if given an empty key or a key that does
// not exist. Keys are case sensitive.
func (md *MetaData) Type(key ...string) string {
- fullkey := strings.Join(key, ".")
- if typ, ok := md.types[fullkey]; ok {
+ if typ, ok := md.types[Key(key).String()]; ok {
return typ.typeString()
}
return ""
}
-// Key represents any TOML key, including key groups. Use (MetaData).Keys to get
-// values of this type.
-type Key []string
-
-func (k Key) String() string { return strings.Join(k, ".") }
-
-func (k Key) maybeQuotedAll() string {
- var ss []string
- for i := range k {
- ss = append(ss, k.maybeQuoted(i))
- }
- return strings.Join(ss, ".")
-}
-
-func (k Key) maybeQuoted(i int) string {
- if k[i] == "" {
- return `""`
- }
- quote := false
- for _, c := range k[i] {
- if !isBareKeyChar(c) {
- quote = true
- break
- }
- }
- if quote {
- return `"` + quotedReplacer.Replace(k[i]) + `"`
- }
- return k[i]
-}
-
-func (k Key) add(piece string) Key {
- newKey := make(Key, len(k)+1)
- copy(newKey, k)
- newKey[len(k)] = piece
- return newKey
-}
-
// Keys returns a slice of every key in the TOML data, including key groups.
//
// Each key is itself a slice, where the first element is the top of the
@@ -115,9 +81,40 @@ func (md *MetaData) Keys() []Key {
func (md *MetaData) Undecoded() []Key {
undecoded := make([]Key, 0, len(md.keys))
for _, key := range md.keys {
- if !md.decoded[key.String()] {
+ if _, ok := md.decoded[key.String()]; !ok {
undecoded = append(undecoded, key)
}
}
return undecoded
}
+
+// Key represents any TOML key, including key groups. Use (MetaData).Keys to get
+// values of this type.
+type Key []string
+
+func (k Key) String() string {
+ ss := make([]string, len(k))
+ for i := range k {
+ ss[i] = k.maybeQuoted(i)
+ }
+ return strings.Join(ss, ".")
+}
+
+func (k Key) maybeQuoted(i int) string {
+ if k[i] == "" {
+ return `""`
+ }
+ for _, c := range k[i] {
+ if !isBareKeyChar(c) {
+ return `"` + dblQuotedReplacer.Replace(k[i]) + `"`
+ }
+ }
+ return k[i]
+}
+
+func (k Key) add(piece string) Key {
+ newKey := make(Key, len(k)+1)
+ copy(newKey, k)
+ newKey[len(k)] = piece
+ return newKey
+}
diff --git a/vendor/github.com/BurntSushi/toml/parse.go b/vendor/github.com/BurntSushi/toml/parse.go
index d9ae5db94..8269cca17 100644
--- a/vendor/github.com/BurntSushi/toml/parse.go
+++ b/vendor/github.com/BurntSushi/toml/parse.go
@@ -1,7 +1,6 @@
package toml
import (
- "errors"
"fmt"
"strconv"
"strings"
@@ -12,35 +11,23 @@ import (
)
type parser struct {
- mapping map[string]interface{}
- types map[string]tomlType
- lx *lexer
-
- ordered []Key // List of keys in the order that they appear in the TOML data.
- context Key // Full key for the current hash in scope.
- currentKey string // Base key name for everything except hashes.
- approxLine int // Rough approximation of line number
- implicits map[string]bool // Record implied keys (e.g. 'key.group.names').
-}
-
-// ParseError is used when a file can't be parsed: for example invalid integer
-// literals, duplicate keys, etc.
-type ParseError struct {
- Message string
- Line int
- LastKey string
-}
-
-func (pe ParseError) Error() string {
- return fmt.Sprintf("Near line %d (last key parsed '%s'): %s",
- pe.Line, pe.LastKey, pe.Message)
+ lx *lexer
+ context Key // Full key for the current hash in scope.
+ currentKey string // Base key name for everything except hashes.
+ pos Position // Current position in the TOML file.
+
+ ordered []Key // List of keys in the order that they appear in the TOML data.
+ mapping map[string]interface{} // Map keyname → key value.
+ types map[string]tomlType // Map keyname → TOML type.
+ implicits map[string]struct{} // Record implicit keys (e.g. "key.group.names").
}
func parse(data string) (p *parser, err error) {
defer func() {
if r := recover(); r != nil {
- var ok bool
- if err, ok = r.(ParseError); ok {
+ if pErr, ok := r.(ParseError); ok {
+ pErr.input = data
+ err = pErr
return
}
panic(r)
@@ -60,8 +47,13 @@ func parse(data string) (p *parser, err error) {
if len(data) < 6 {
ex = len(data)
}
- if strings.ContainsRune(data[:ex], 0) {
- return nil, errors.New("files cannot contain NULL bytes; probably using UTF-16; TOML files must be UTF-8")
+ if i := strings.IndexRune(data[:ex], 0); i > -1 {
+ return nil, ParseError{
+ Message: "files cannot contain NULL bytes; probably using UTF-16; TOML files must be UTF-8",
+ Position: Position{Line: 1, Start: i, Len: 1},
+ Line: 1,
+ input: data,
+ }
}
p = &parser{
@@ -69,7 +61,7 @@ func parse(data string) (p *parser, err error) {
types: make(map[string]tomlType),
lx: lex(data),
ordered: make([]Key, 0),
- implicits: make(map[string]bool),
+ implicits: make(map[string]struct{}),
}
for {
item := p.next()
@@ -82,12 +74,21 @@ func parse(data string) (p *parser, err error) {
return p, nil
}
+func (p *parser) panicItemf(it item, format string, v ...interface{}) {
+ panic(ParseError{
+ Message: fmt.Sprintf(format, v...),
+ Position: it.pos,
+ Line: it.pos.Len,
+ LastKey: p.current(),
+ })
+}
+
func (p *parser) panicf(format string, v ...interface{}) {
- msg := fmt.Sprintf(format, v...)
panic(ParseError{
- Message: msg,
- Line: p.approxLine,
- LastKey: p.current(),
+ Message: fmt.Sprintf(format, v...),
+ Position: p.pos,
+ Line: p.pos.Line,
+ LastKey: p.current(),
})
}
@@ -95,11 +96,26 @@ func (p *parser) next() item {
it := p.lx.nextItem()
//fmt.Printf("ITEM %-18s line %-3d │ %q\n", it.typ, it.line, it.val)
if it.typ == itemError {
- p.panicf("%s", it.val)
+ if it.err != nil {
+ panic(ParseError{
+ Position: it.pos,
+ Line: it.pos.Line,
+ LastKey: p.current(),
+ err: it.err,
+ })
+ }
+
+ p.panicItemf(it, "%s", it.val)
}
return it
}
+func (p *parser) nextPos() item {
+ it := p.next()
+ p.pos = it.pos
+ return it
+}
+
func (p *parser) bug(format string, v ...interface{}) {
panic(fmt.Sprintf("BUG: "+format+"\n\n", v...))
}
@@ -119,11 +135,9 @@ func (p *parser) assertEqual(expected, got itemType) {
func (p *parser) topLevel(item item) {
switch item.typ {
case itemCommentStart: // # ..
- p.approxLine = item.line
p.expect(itemText)
case itemTableStart: // [ .. ]
- name := p.next()
- p.approxLine = name.line
+ name := p.nextPos()
var key Key
for ; name.typ != itemTableEnd && name.typ != itemEOF; name = p.next() {
@@ -135,8 +149,7 @@ func (p *parser) topLevel(item item) {
p.setType("", tomlHash)
p.ordered = append(p.ordered, key)
case itemArrayTableStart: // [[ .. ]]
- name := p.next()
- p.approxLine = name.line
+ name := p.nextPos()
var key Key
for ; name.typ != itemArrayTableEnd && name.typ != itemEOF; name = p.next() {
@@ -150,8 +163,7 @@ func (p *parser) topLevel(item item) {
case itemKeyStart: // key = ..
outerContext := p.context
/// Read all the key parts (e.g. 'a' and 'b' in 'a.b')
- k := p.next()
- p.approxLine = k.line
+ k := p.nextPos()
var key Key
for ; k.typ != itemKeyEnd && k.typ != itemEOF; k = p.next() {
key = append(key, p.keyString(k))
@@ -206,9 +218,9 @@ var datetimeRepl = strings.NewReplacer(
func (p *parser) value(it item, parentIsArray bool) (interface{}, tomlType) {
switch it.typ {
case itemString:
- return p.replaceEscapes(it.val), p.typeOfPrimitive(it)
+ return p.replaceEscapes(it, it.val), p.typeOfPrimitive(it)
case itemMultilineString:
- return p.replaceEscapes(stripFirstNewline(stripEscapedNewlines(it.val))), p.typeOfPrimitive(it)
+ return p.replaceEscapes(it, stripFirstNewline(stripEscapedNewlines(it.val))), p.typeOfPrimitive(it)
case itemRawString:
return it.val, p.typeOfPrimitive(it)
case itemRawMultilineString:
@@ -240,10 +252,10 @@ func (p *parser) value(it item, parentIsArray bool) (interface{}, tomlType) {
func (p *parser) valueInteger(it item) (interface{}, tomlType) {
if !numUnderscoresOK(it.val) {
- p.panicf("Invalid integer %q: underscores must be surrounded by digits", it.val)
+ p.panicItemf(it, "Invalid integer %q: underscores must be surrounded by digits", it.val)
}
if numHasLeadingZero(it.val) {
- p.panicf("Invalid integer %q: cannot have leading zeroes", it.val)
+ p.panicItemf(it, "Invalid integer %q: cannot have leading zeroes", it.val)
}
num, err := strconv.ParseInt(it.val, 0, 64)
@@ -254,7 +266,7 @@ func (p *parser) valueInteger(it item) (interface{}, tomlType) {
// So mark the former as a bug but the latter as a legitimate user
// error.
if e, ok := err.(*strconv.NumError); ok && e.Err == strconv.ErrRange {
- p.panicf("Integer '%s' is out of the range of 64-bit signed integers.", it.val)
+ p.panicItemf(it, "Integer '%s' is out of the range of 64-bit signed integers.", it.val)
} else {
p.bug("Expected integer value, but got '%s'.", it.val)
}
@@ -272,18 +284,18 @@ func (p *parser) valueFloat(it item) (interface{}, tomlType) {
})
for _, part := range parts {
if !numUnderscoresOK(part) {
- p.panicf("Invalid float %q: underscores must be surrounded by digits", it.val)
+ p.panicItemf(it, "Invalid float %q: underscores must be surrounded by digits", it.val)
}
}
if len(parts) > 0 && numHasLeadingZero(parts[0]) {
- p.panicf("Invalid float %q: cannot have leading zeroes", it.val)
+ p.panicItemf(it, "Invalid float %q: cannot have leading zeroes", it.val)
}
if !numPeriodsOK(it.val) {
// As a special case, numbers like '123.' or '1.e2',
// which are valid as far as Go/strconv are concerned,
// must be rejected because TOML says that a fractional
// part consists of '.' followed by 1+ digits.
- p.panicf("Invalid float %q: '.' must be followed by one or more digits", it.val)
+ p.panicItemf(it, "Invalid float %q: '.' must be followed by one or more digits", it.val)
}
val := strings.Replace(it.val, "_", "", -1)
if val == "+nan" || val == "-nan" { // Go doesn't support this, but TOML spec does.
@@ -292,9 +304,9 @@ func (p *parser) valueFloat(it item) (interface{}, tomlType) {
num, err := strconv.ParseFloat(val, 64)
if err != nil {
if e, ok := err.(*strconv.NumError); ok && e.Err == strconv.ErrRange {
- p.panicf("Float '%s' is out of the range of 64-bit IEEE-754 floating-point numbers.", it.val)
+ p.panicItemf(it, "Float '%s' is out of the range of 64-bit IEEE-754 floating-point numbers.", it.val)
} else {
- p.panicf("Invalid float value: %q", it.val)
+ p.panicItemf(it, "Invalid float value: %q", it.val)
}
}
return num, p.typeOfPrimitive(it)
@@ -325,7 +337,7 @@ func (p *parser) valueDatetime(it item) (interface{}, tomlType) {
}
}
if !ok {
- p.panicf("Invalid TOML Datetime: %q.", it.val)
+ p.panicItemf(it, "Invalid TOML Datetime: %q.", it.val)
}
return t, p.typeOfPrimitive(it)
}
@@ -335,8 +347,12 @@ func (p *parser) valueArray(it item) (interface{}, tomlType) {
// p.setType(p.currentKey, typ)
var (
- array []interface{}
types []tomlType
+
+ // Initialize to a non-nil empty slice. This makes it consistent with
+ // how S = [] decodes into a non-nil slice inside something like struct
+ // { S []string }. See #338
+ array = []interface{}{}
)
for it = p.next(); it.typ != itemArrayEnd; it = p.next() {
if it.typ == itemCommentStart {
@@ -347,6 +363,12 @@ func (p *parser) valueArray(it item) (interface{}, tomlType) {
val, typ := p.value(it, true)
array = append(array, val)
types = append(types, typ)
+
+ // XXX: types isn't used here, we need it to record the accurate type
+ // information.
+ //
+ // Not entirely sure how to best store this; could use "key[0]",
+ // "key[1]" notation, or maybe store it on the Array type?
}
return array, tomlArray
}
@@ -373,8 +395,7 @@ func (p *parser) valueInlineTable(it item, parentIsArray bool) (interface{}, tom
}
/// Read all key parts.
- k := p.next()
- p.approxLine = k.line
+ k := p.nextPos()
var key Key
for ; k.typ != itemKeyEnd && k.typ != itemEOF; k = p.next() {
key = append(key, p.keyString(k))
@@ -408,7 +429,7 @@ func (p *parser) valueInlineTable(it item, parentIsArray bool) (interface{}, tom
// numHasLeadingZero checks if this number has leading zeroes, allowing for '0',
// +/- signs, and base prefixes.
func numHasLeadingZero(s string) bool {
- if len(s) > 1 && s[0] == '0' && isDigit(rune(s[1])) { // >1 to allow "0" and isDigit to allow 0x
+ if len(s) > 1 && s[0] == '0' && !(s[1] == 'b' || s[1] == 'o' || s[1] == 'x') { // Allow 0b, 0o, 0x
return true
}
if len(s) > 2 && (s[0] == '-' || s[0] == '+') && s[1] == '0' {
@@ -503,7 +524,7 @@ func (p *parser) addContext(key Key, array bool) {
if hash, ok := hashContext[k].([]map[string]interface{}); ok {
hashContext[k] = append(hash, make(map[string]interface{}))
} else {
- p.panicf("Key '%s' was already created and cannot be used as an array.", keyContext)
+ p.panicf("Key '%s' was already created and cannot be used as an array.", key)
}
} else {
p.setValue(key[len(key)-1], make(map[string]interface{}))
@@ -513,8 +534,8 @@ func (p *parser) addContext(key Key, array bool) {
// set calls setValue and setType.
func (p *parser) set(key string, val interface{}, typ tomlType) {
- p.setValue(p.currentKey, val)
- p.setType(p.currentKey, typ)
+ p.setValue(key, val)
+ p.setType(key, typ)
}
// setValue sets the given key to the given value in the current context.
@@ -573,27 +594,31 @@ func (p *parser) setValue(key string, value interface{}) {
hash[key] = value
}
-// setType sets the type of a particular value at a given key.
-// It should be called immediately AFTER setValue.
+// setType sets the type of a particular value at a given key. It should be
+// called immediately AFTER setValue.
//
// Note that if `key` is empty, then the type given will be applied to the
// current context (which is either a table or an array of tables).
func (p *parser) setType(key string, typ tomlType) {
keyContext := make(Key, 0, len(p.context)+1)
- for _, k := range p.context {
- keyContext = append(keyContext, k)
- }
+ keyContext = append(keyContext, p.context...)
if len(key) > 0 { // allow type setting for hashes
keyContext = append(keyContext, key)
}
+ // Special case to make empty keys ("" = 1) work.
+ // Without it it will set "" rather than `""`.
+ // TODO: why is this needed? And why is this only needed here?
+ if len(keyContext) == 0 {
+ keyContext = Key{""}
+ }
p.types[keyContext.String()] = typ
}
// Implicit keys need to be created when tables are implied in "a.b.c.d = 1" and
// "[a.b.c]" (the "a", "b", and "c" hashes are never created explicitly).
-func (p *parser) addImplicit(key Key) { p.implicits[key.String()] = true }
-func (p *parser) removeImplicit(key Key) { p.implicits[key.String()] = false }
-func (p *parser) isImplicit(key Key) bool { return p.implicits[key.String()] }
+func (p *parser) addImplicit(key Key) { p.implicits[key.String()] = struct{}{} }
+func (p *parser) removeImplicit(key Key) { delete(p.implicits, key.String()) }
+func (p *parser) isImplicit(key Key) bool { _, ok := p.implicits[key.String()]; return ok }
func (p *parser) isArray(key Key) bool { return p.types[key.String()] == tomlArray }
func (p *parser) addImplicitContext(key Key) {
p.addImplicit(key)
@@ -662,8 +687,8 @@ func stripEscapedNewlines(s string) string {
return strings.Join(split, "")
}
-func (p *parser) replaceEscapes(str string) string {
- var replaced []rune
+func (p *parser) replaceEscapes(it item, str string) string {
+ replaced := make([]rune, 0, len(str))
s := []byte(str)
r := 0
for r < len(s) {
@@ -683,7 +708,7 @@ func (p *parser) replaceEscapes(str string) string {
p.bug("Expected valid escape code after \\, but got %q.", s[r])
return ""
case ' ', '\t':
- p.panicf("invalid escape: '\\%c'", s[r])
+ p.panicItemf(it, "invalid escape: '\\%c'", s[r])
return ""
case 'b':
replaced = append(replaced, rune(0x0008))
@@ -710,14 +735,14 @@ func (p *parser) replaceEscapes(str string) string {
// At this point, we know we have a Unicode escape of the form
// `uXXXX` at [r, r+5). (Because the lexer guarantees this
// for us.)
- escaped := p.asciiEscapeToUnicode(s[r+1 : r+5])
+ escaped := p.asciiEscapeToUnicode(it, s[r+1:r+5])
replaced = append(replaced, escaped)
r += 5
case 'U':
// At this point, we know we have a Unicode escape of the form
// `uXXXX` at [r, r+9). (Because the lexer guarantees this
// for us.)
- escaped := p.asciiEscapeToUnicode(s[r+1 : r+9])
+ escaped := p.asciiEscapeToUnicode(it, s[r+1:r+9])
replaced = append(replaced, escaped)
r += 9
}
@@ -725,15 +750,14 @@ func (p *parser) replaceEscapes(str string) string {
return string(replaced)
}
-func (p *parser) asciiEscapeToUnicode(bs []byte) rune {
+func (p *parser) asciiEscapeToUnicode(it item, bs []byte) rune {
s := string(bs)
hex, err := strconv.ParseUint(strings.ToLower(s), 16, 32)
if err != nil {
- p.bug("Could not parse '%s' as a hexadecimal number, but the "+
- "lexer claims it's OK: %s", s, err)
+ p.bug("Could not parse '%s' as a hexadecimal number, but the lexer claims it's OK: %s", s, err)
}
if !utf8.ValidRune(rune(hex)) {
- p.panicf("Escaped character '\\u%s' is not valid UTF-8.", s)
+ p.panicItemf(it, "Escaped character '\\u%s' is not valid UTF-8.", s)
}
return rune(hex)
}
diff --git a/vendor/github.com/BurntSushi/toml/type_fields.go b/vendor/github.com/BurntSushi/toml/type_fields.go
index 608997c22..254ca82e5 100644
--- a/vendor/github.com/BurntSushi/toml/type_fields.go
+++ b/vendor/github.com/BurntSushi/toml/type_fields.go
@@ -70,8 +70,8 @@ func typeFields(t reflect.Type) []field {
next := []field{{typ: t}}
// Count of queued names for current level and the next.
- count := map[reflect.Type]int{}
- nextCount := map[reflect.Type]int{}
+ var count map[reflect.Type]int
+ var nextCount map[reflect.Type]int
// Types already visited at an earlier level.
visited := map[reflect.Type]bool{}
diff --git a/vendor/github.com/BurntSushi/toml/type_check.go b/vendor/github.com/BurntSushi/toml/type_toml.go
index d56aa80fa..4e90d7737 100644
--- a/vendor/github.com/BurntSushi/toml/type_check.go
+++ b/vendor/github.com/BurntSushi/toml/type_toml.go
@@ -16,7 +16,7 @@ func typeEqual(t1, t2 tomlType) bool {
return t1.typeString() == t2.typeString()
}
-func typeIsHash(t tomlType) bool {
+func typeIsTable(t tomlType) bool {
return typeEqual(t, tomlHash) || typeEqual(t, tomlArrayHash)
}