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author | 2021-08-12 21:03:24 +0200 | |
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committer | 2021-08-12 21:03:24 +0200 | |
commit | 98263a7de64269898a2f81207e38943b5c8e8653 (patch) | |
tree | 743c90f109a6c5d27832d1dcef2388d939f0f77a /vendor/github.com/goccy/go-json/internal/runtime | |
parent | Text duplication fix (#137) (diff) | |
download | gotosocial-98263a7de64269898a2f81207e38943b5c8e8653.tar.xz |
Grand test fixup (#138)
* start fixing up tests
* fix up tests + automate with drone
* fiddle with linting
* messing about with drone.yml
* some more fiddling
* hmmm
* add cache
* add vendor directory
* verbose
* ci updates
* update some little things
* update sig
Diffstat (limited to 'vendor/github.com/goccy/go-json/internal/runtime')
3 files changed, 450 insertions, 0 deletions
diff --git a/vendor/github.com/goccy/go-json/internal/runtime/rtype.go b/vendor/github.com/goccy/go-json/internal/runtime/rtype.go new file mode 100644 index 000000000..4db10debe --- /dev/null +++ b/vendor/github.com/goccy/go-json/internal/runtime/rtype.go @@ -0,0 +1,263 @@ +package runtime + +import ( + "reflect" + "unsafe" +) + +// Type representing reflect.rtype for noescape trick +type Type struct{} + +//go:linkname rtype_Align reflect.(*rtype).Align +//go:noescape +func rtype_Align(*Type) int + +func (t *Type) Align() int { + return rtype_Align(t) +} + +//go:linkname rtype_FieldAlign reflect.(*rtype).FieldAlign +//go:noescape +func rtype_FieldAlign(*Type) int + +func (t *Type) FieldAlign() int { + return rtype_FieldAlign(t) +} + +//go:linkname rtype_Method reflect.(*rtype).Method +//go:noescape +func rtype_Method(*Type, int) reflect.Method + +func (t *Type) Method(a0 int) reflect.Method { + return rtype_Method(t, a0) +} + +//go:linkname rtype_MethodByName reflect.(*rtype).MethodByName +//go:noescape +func rtype_MethodByName(*Type, string) (reflect.Method, bool) + +func (t *Type) MethodByName(a0 string) (reflect.Method, bool) { + return rtype_MethodByName(t, a0) +} + +//go:linkname rtype_NumMethod reflect.(*rtype).NumMethod +//go:noescape +func rtype_NumMethod(*Type) int + +func (t *Type) NumMethod() int { + return rtype_NumMethod(t) +} + +//go:linkname rtype_Name reflect.(*rtype).Name +//go:noescape +func rtype_Name(*Type) string + +func (t *Type) Name() string { + return rtype_Name(t) +} + +//go:linkname rtype_PkgPath reflect.(*rtype).PkgPath +//go:noescape +func rtype_PkgPath(*Type) string + +func (t *Type) PkgPath() string { + return rtype_PkgPath(t) +} + +//go:linkname rtype_Size reflect.(*rtype).Size +//go:noescape +func rtype_Size(*Type) uintptr + +func (t *Type) Size() uintptr { + return rtype_Size(t) +} + +//go:linkname rtype_String reflect.(*rtype).String +//go:noescape +func rtype_String(*Type) string + +func (t *Type) String() string { + return rtype_String(t) +} + +//go:linkname rtype_Kind reflect.(*rtype).Kind +//go:noescape +func rtype_Kind(*Type) reflect.Kind + +func (t *Type) Kind() reflect.Kind { + return rtype_Kind(t) +} + +//go:linkname rtype_Implements reflect.(*rtype).Implements +//go:noescape +func rtype_Implements(*Type, reflect.Type) bool + +func (t *Type) Implements(u reflect.Type) bool { + return rtype_Implements(t, u) +} + +//go:linkname rtype_AssignableTo reflect.(*rtype).AssignableTo +//go:noescape +func rtype_AssignableTo(*Type, reflect.Type) bool + +func (t *Type) AssignableTo(u reflect.Type) bool { + return rtype_AssignableTo(t, u) +} + +//go:linkname rtype_ConvertibleTo reflect.(*rtype).ConvertibleTo +//go:noescape +func rtype_ConvertibleTo(*Type, reflect.Type) bool + +func (t *Type) ConvertibleTo(u reflect.Type) bool { + return rtype_ConvertibleTo(t, u) +} + +//go:linkname rtype_Comparable reflect.(*rtype).Comparable +//go:noescape +func rtype_Comparable(*Type) bool + +func (t *Type) Comparable() bool { + return rtype_Comparable(t) +} + +//go:linkname rtype_Bits reflect.(*rtype).Bits +//go:noescape +func rtype_Bits(*Type) int + +func (t *Type) Bits() int { + return rtype_Bits(t) +} + +//go:linkname rtype_ChanDir reflect.(*rtype).ChanDir +//go:noescape +func rtype_ChanDir(*Type) reflect.ChanDir + +func (t *Type) ChanDir() reflect.ChanDir { + return rtype_ChanDir(t) +} + +//go:linkname rtype_IsVariadic reflect.(*rtype).IsVariadic +//go:noescape +func rtype_IsVariadic(*Type) bool + +func (t *Type) IsVariadic() bool { + return rtype_IsVariadic(t) +} + +//go:linkname rtype_Elem reflect.(*rtype).Elem +//go:noescape +func rtype_Elem(*Type) reflect.Type + +func (t *Type) Elem() *Type { + return Type2RType(rtype_Elem(t)) +} + +//go:linkname rtype_Field reflect.(*rtype).Field +//go:noescape +func rtype_Field(*Type, int) reflect.StructField + +func (t *Type) Field(i int) reflect.StructField { + return rtype_Field(t, i) +} + +//go:linkname rtype_FieldByIndex reflect.(*rtype).FieldByIndex +//go:noescape +func rtype_FieldByIndex(*Type, []int) reflect.StructField + +func (t *Type) FieldByIndex(index []int) reflect.StructField { + return rtype_FieldByIndex(t, index) +} + +//go:linkname rtype_FieldByName reflect.(*rtype).FieldByName +//go:noescape +func rtype_FieldByName(*Type, string) (reflect.StructField, bool) + +func (t *Type) FieldByName(name string) (reflect.StructField, bool) { + return rtype_FieldByName(t, name) +} + +//go:linkname rtype_FieldByNameFunc reflect.(*rtype).FieldByNameFunc +//go:noescape +func rtype_FieldByNameFunc(*Type, func(string) bool) (reflect.StructField, bool) + +func (t *Type) FieldByNameFunc(match func(string) bool) (reflect.StructField, bool) { + return rtype_FieldByNameFunc(t, match) +} + +//go:linkname rtype_In reflect.(*rtype).In +//go:noescape +func rtype_In(*Type, int) reflect.Type + +func (t *Type) In(i int) reflect.Type { + return rtype_In(t, i) +} + +//go:linkname rtype_Key reflect.(*rtype).Key +//go:noescape +func rtype_Key(*Type) reflect.Type + +func (t *Type) Key() *Type { + return Type2RType(rtype_Key(t)) +} + +//go:linkname rtype_Len reflect.(*rtype).Len +//go:noescape +func rtype_Len(*Type) int + +func (t *Type) Len() int { + return rtype_Len(t) +} + +//go:linkname rtype_NumField reflect.(*rtype).NumField +//go:noescape +func rtype_NumField(*Type) int + +func (t *Type) NumField() int { + return rtype_NumField(t) +} + +//go:linkname rtype_NumIn reflect.(*rtype).NumIn +//go:noescape +func rtype_NumIn(*Type) int + +func (t *Type) NumIn() int { + return rtype_NumIn(t) +} + +//go:linkname rtype_NumOut reflect.(*rtype).NumOut +//go:noescape +func rtype_NumOut(*Type) int + +func (t *Type) NumOut() int { + return rtype_NumOut(t) +} + +//go:linkname rtype_Out reflect.(*rtype).Out +//go:noescape +func rtype_Out(*Type, int) reflect.Type + +//go:linkname PtrTo reflect.(*rtype).ptrTo +//go:noescape +func PtrTo(*Type) *Type + +func (t *Type) Out(i int) reflect.Type { + return rtype_Out(t, i) +} + +//go:linkname IfaceIndir reflect.ifaceIndir +//go:noescape +func IfaceIndir(*Type) bool + +//go:linkname RType2Type reflect.toType +//go:noescape +func RType2Type(t *Type) reflect.Type + +//go:nolint structcheck +type emptyInterface struct { + _ *Type + ptr unsafe.Pointer +} + +func Type2RType(t reflect.Type) *Type { + return (*Type)(((*emptyInterface)(unsafe.Pointer(&t))).ptr) +} diff --git a/vendor/github.com/goccy/go-json/internal/runtime/struct_field.go b/vendor/github.com/goccy/go-json/internal/runtime/struct_field.go new file mode 100644 index 000000000..c321180a3 --- /dev/null +++ b/vendor/github.com/goccy/go-json/internal/runtime/struct_field.go @@ -0,0 +1,87 @@ +package runtime + +import ( + "reflect" + "strings" + "unicode" +) + +func getTag(field reflect.StructField) string { + return field.Tag.Get("json") +} + +func IsIgnoredStructField(field reflect.StructField) bool { + if field.PkgPath != "" { + if field.Anonymous { + if !(field.Type.Kind() == reflect.Ptr && field.Type.Elem().Kind() == reflect.Struct) && field.Type.Kind() != reflect.Struct { + return true + } + } else { + // private field + return true + } + } + tag := getTag(field) + return tag == "-" +} + +type StructTag struct { + Key string + IsTaggedKey bool + IsOmitEmpty bool + IsString bool + Field reflect.StructField +} + +type StructTags []*StructTag + +func (t StructTags) ExistsKey(key string) bool { + for _, tt := range t { + if tt.Key == key { + return true + } + } + return false +} + +func isValidTag(s string) bool { + if s == "" { + return false + } + for _, c := range s { + switch { + case strings.ContainsRune("!#$%&()*+-./:<=>?@[]^_{|}~ ", c): + // Backslash and quote chars are reserved, but + // otherwise any punctuation chars are allowed + // in a tag name. + case !unicode.IsLetter(c) && !unicode.IsDigit(c): + return false + } + } + return true +} + +func StructTagFromField(field reflect.StructField) *StructTag { + keyName := field.Name + tag := getTag(field) + st := &StructTag{Field: field} + opts := strings.Split(tag, ",") + if len(opts) > 0 { + if opts[0] != "" && isValidTag(opts[0]) { + keyName = opts[0] + st.IsTaggedKey = true + } + } + st.Key = keyName + if len(opts) > 1 { + for _, opt := range opts[1:] { + switch opt { + case "omitempty": + st.IsOmitEmpty = true + case "string": + st.IsString = true + } + } + } + return st +} diff --git a/vendor/github.com/goccy/go-json/internal/runtime/type.go b/vendor/github.com/goccy/go-json/internal/runtime/type.go new file mode 100644 index 000000000..0167cd2c0 --- /dev/null +++ b/vendor/github.com/goccy/go-json/internal/runtime/type.go @@ -0,0 +1,100 @@ +package runtime + +import ( + "reflect" + "unsafe" +) + +type SliceHeader struct { + Data unsafe.Pointer + Len int + Cap int +} + +const ( + maxAcceptableTypeAddrRange = 1024 * 1024 * 2 // 2 Mib +) + +type TypeAddr struct { + BaseTypeAddr uintptr + MaxTypeAddr uintptr + AddrRange uintptr + AddrShift uintptr +} + +var ( + typeAddr *TypeAddr + alreadyAnalyzed bool +) + +//go:linkname typelinks reflect.typelinks +func typelinks() ([]unsafe.Pointer, [][]int32) + +//go:linkname rtypeOff reflect.rtypeOff +func rtypeOff(unsafe.Pointer, int32) unsafe.Pointer + +func AnalyzeTypeAddr() *TypeAddr { + defer func() { + alreadyAnalyzed = true + }() + if alreadyAnalyzed { + return typeAddr + } + sections, offsets := typelinks() + if len(sections) != 1 { + return nil + } + if len(offsets) != 1 { + return nil + } + section := sections[0] + offset := offsets[0] + var ( + min uintptr = uintptr(^uint(0)) + max uintptr = 0 + isAligned64 = true + isAligned32 = true + ) + for i := 0; i < len(offset); i++ { + typ := (*Type)(rtypeOff(section, offset[i])) + addr := uintptr(unsafe.Pointer(typ)) + if min > addr { + min = addr + } + if max < addr { + max = addr + } + if typ.Kind() == reflect.Ptr { + addr = uintptr(unsafe.Pointer(typ.Elem())) + if min > addr { + min = addr + } + if max < addr { + max = addr + } + } + isAligned64 = isAligned64 && (addr-min)&63 == 0 + isAligned32 = isAligned32 && (addr-min)&31 == 0 + } + addrRange := max - min + if addrRange == 0 { + return nil + } + var addrShift uintptr + if isAligned64 { + addrShift = 6 + } else if isAligned32 { + addrShift = 5 + } + cacheSize := addrRange >> addrShift + if cacheSize > maxAcceptableTypeAddrRange { + return nil + } + typeAddr = &TypeAddr{ + BaseTypeAddr: min, + MaxTypeAddr: max, + AddrRange: addrRange, + AddrShift: addrShift, + } + return typeAddr +} |