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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/gin-gonic/gin/errors.go | |
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/gin-gonic/gin/errors.go')
-rw-r--r-- | vendor/github.com/gin-gonic/gin/errors.go | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/vendor/github.com/gin-gonic/gin/errors.go b/vendor/github.com/gin-gonic/gin/errors.go new file mode 100644 index 000000000..0f276c13d --- /dev/null +++ b/vendor/github.com/gin-gonic/gin/errors.go @@ -0,0 +1,174 @@ +// Copyright 2014 Manu Martinez-Almeida. All rights reserved. +// Use of this source code is governed by a MIT style +// license that can be found in the LICENSE file. + +package gin + +import ( + "fmt" + "reflect" + "strings" + + "github.com/gin-gonic/gin/internal/json" +) + +// ErrorType is an unsigned 64-bit error code as defined in the gin spec. +type ErrorType uint64 + +const ( + // ErrorTypeBind is used when Context.Bind() fails. + ErrorTypeBind ErrorType = 1 << 63 + // ErrorTypeRender is used when Context.Render() fails. + ErrorTypeRender ErrorType = 1 << 62 + // ErrorTypePrivate indicates a private error. + ErrorTypePrivate ErrorType = 1 << 0 + // ErrorTypePublic indicates a public error. + ErrorTypePublic ErrorType = 1 << 1 + // ErrorTypeAny indicates any other error. + ErrorTypeAny ErrorType = 1<<64 - 1 + // ErrorTypeNu indicates any other error. + ErrorTypeNu = 2 +) + +// Error represents a error's specification. +type Error struct { + Err error + Type ErrorType + Meta interface{} +} + +type errorMsgs []*Error + +var _ error = &Error{} + +// SetType sets the error's type. +func (msg *Error) SetType(flags ErrorType) *Error { + msg.Type = flags + return msg +} + +// SetMeta sets the error's meta data. +func (msg *Error) SetMeta(data interface{}) *Error { + msg.Meta = data + return msg +} + +// JSON creates a properly formatted JSON +func (msg *Error) JSON() interface{} { + jsonData := H{} + if msg.Meta != nil { + value := reflect.ValueOf(msg.Meta) + switch value.Kind() { + case reflect.Struct: + return msg.Meta + case reflect.Map: + for _, key := range value.MapKeys() { + jsonData[key.String()] = value.MapIndex(key).Interface() + } + default: + jsonData["meta"] = msg.Meta + } + } + if _, ok := jsonData["error"]; !ok { + jsonData["error"] = msg.Error() + } + return jsonData +} + +// MarshalJSON implements the json.Marshaller interface. +func (msg *Error) MarshalJSON() ([]byte, error) { + return json.Marshal(msg.JSON()) +} + +// Error implements the error interface. +func (msg Error) Error() string { + return msg.Err.Error() +} + +// IsType judges one error. +func (msg *Error) IsType(flags ErrorType) bool { + return (msg.Type & flags) > 0 +} + +// Unwrap returns the wrapped error, to allow interoperability with errors.Is(), errors.As() and errors.Unwrap() +func (msg *Error) Unwrap() error { + return msg.Err +} + +// ByType returns a readonly copy filtered the byte. +// ie ByType(gin.ErrorTypePublic) returns a slice of errors with type=ErrorTypePublic. +func (a errorMsgs) ByType(typ ErrorType) errorMsgs { + if len(a) == 0 { + return nil + } + if typ == ErrorTypeAny { + return a + } + var result errorMsgs + for _, msg := range a { + if msg.IsType(typ) { + result = append(result, msg) + } + } + return result +} + +// Last returns the last error in the slice. It returns nil if the array is empty. +// Shortcut for errors[len(errors)-1]. +func (a errorMsgs) Last() *Error { + if length := len(a); length > 0 { + return a[length-1] + } + return nil +} + +// Errors returns an array will all the error messages. +// Example: +// c.Error(errors.New("first")) +// c.Error(errors.New("second")) +// c.Error(errors.New("third")) +// c.Errors.Errors() // == []string{"first", "second", "third"} +func (a errorMsgs) Errors() []string { + if len(a) == 0 { + return nil + } + errorStrings := make([]string, len(a)) + for i, err := range a { + errorStrings[i] = err.Error() + } + return errorStrings +} + +func (a errorMsgs) JSON() interface{} { + switch length := len(a); length { + case 0: + return nil + case 1: + return a.Last().JSON() + default: + jsonData := make([]interface{}, length) + for i, err := range a { + jsonData[i] = err.JSON() + } + return jsonData + } +} + +// MarshalJSON implements the json.Marshaller interface. +func (a errorMsgs) MarshalJSON() ([]byte, error) { + return json.Marshal(a.JSON()) +} + +func (a errorMsgs) String() string { + if len(a) == 0 { + return "" + } + var buffer strings.Builder + for i, msg := range a { + fmt.Fprintf(&buffer, "Error #%02d: %s\n", i+1, msg.Err) + if msg.Meta != nil { + fmt.Fprintf(&buffer, " Meta: %v\n", msg.Meta) + } + } + return buffer.String() +} |