diff options
author | 2021-08-12 21:03:24 +0200 | |
---|---|---|
committer | 2021-08-12 21:03:24 +0200 | |
commit | 98263a7de64269898a2f81207e38943b5c8e8653 (patch) | |
tree | 743c90f109a6c5d27832d1dcef2388d939f0f77a /vendor/github.com/gin-gonic/gin/binding/default_validator.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/binding/default_validator.go')
-rw-r--r-- | vendor/github.com/gin-gonic/gin/binding/default_validator.go | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/vendor/github.com/gin-gonic/gin/binding/default_validator.go b/vendor/github.com/gin-gonic/gin/binding/default_validator.go new file mode 100644 index 000000000..87fc4c665 --- /dev/null +++ b/vendor/github.com/gin-gonic/gin/binding/default_validator.go @@ -0,0 +1,97 @@ +// Copyright 2017 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 binding + +import ( + "fmt" + "reflect" + "strings" + "sync" + + "github.com/go-playground/validator/v10" +) + +type defaultValidator struct { + once sync.Once + validate *validator.Validate +} + +type sliceValidateError []error + +// Error concatenates all error elements in sliceValidateError into a single string separated by \n. +func (err sliceValidateError) Error() string { + n := len(err) + switch n { + case 0: + return "" + default: + var b strings.Builder + if err[0] != nil { + fmt.Fprintf(&b, "[%d]: %s", 0, err[0].Error()) + } + if n > 1 { + for i := 1; i < n; i++ { + if err[i] != nil { + b.WriteString("\n") + fmt.Fprintf(&b, "[%d]: %s", i, err[i].Error()) + } + } + } + return b.String() + } +} + +var _ StructValidator = &defaultValidator{} + +// ValidateStruct receives any kind of type, but only performed struct or pointer to struct type. +func (v *defaultValidator) ValidateStruct(obj interface{}) error { + if obj == nil { + return nil + } + + value := reflect.ValueOf(obj) + switch value.Kind() { + case reflect.Ptr: + return v.ValidateStruct(value.Elem().Interface()) + case reflect.Struct: + return v.validateStruct(obj) + case reflect.Slice, reflect.Array: + count := value.Len() + validateRet := make(sliceValidateError, 0) + for i := 0; i < count; i++ { + if err := v.ValidateStruct(value.Index(i).Interface()); err != nil { + validateRet = append(validateRet, err) + } + } + if len(validateRet) == 0 { + return nil + } + return validateRet + default: + return nil + } +} + +// validateStruct receives struct type +func (v *defaultValidator) validateStruct(obj interface{}) error { + v.lazyinit() + return v.validate.Struct(obj) +} + +// Engine returns the underlying validator engine which powers the default +// Validator instance. This is useful if you want to register custom validations +// or struct level validations. See validator GoDoc for more info - +// https://pkg.go.dev/github.com/go-playground/validator/v10 +func (v *defaultValidator) Engine() interface{} { + v.lazyinit() + return v.validate +} + +func (v *defaultValidator) lazyinit() { + v.once.Do(func() { + v.validate = validator.New() + v.validate.SetTagName("binding") + }) +} |