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enum.go
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169 lines (152 loc) · 3.41 KB
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package checker
import (
"fmt"
)
type enumRuleString struct {
baseRule
set map[string]struct{}
enum []string
}
func (r *enumRuleString) Prompt(prompt string) Rule {
r.prompt = prompt
return r
}
func (r enumRuleString) Check(param interface{}) (bool, string) {
exprValueStr, isValid, errMsg := fetchFieldStr(param, &r)
if !isValid {
return false, errMsg
}
_, exist := r.set[exprValueStr]
if !exist {
return false,
fmt.Sprintf("[%s]:%s should be in %v,actual is %s",
r.name, r.getCompleteFieldExpr(), r.enum, exprValueStr)
}
return true, ""
}
// InStr checks if the filed is string and is in enum
func InStr(filedExpr string, enum ...string) *enumRuleString {
set := make(map[string]struct{}, len(enum))
for i := 0; i < len(enum); i++ {
set[enum[i]] = struct{}{}
}
return &enumRuleString{
baseRule{
fieldExpr: filedExpr,
name: "InStr",
},
set,
enum,
}
}
type enumRuleInt struct {
baseRule
set map[int]struct{}
enum []int
}
func (r *enumRuleInt) Prompt(prompt string) Rule {
r.prompt = prompt
return r
}
func (r enumRuleInt) Check(param interface{}) (bool, string) {
exprValueInt, isValid, errMsg := fetchFieldInt(param, &r)
if !isValid {
return false, errMsg
}
_, exist := r.set[exprValueInt]
if !exist {
return false,
fmt.Sprintf("[%s]:%s should be in %v,actual is %d",
r.name, r.getCompleteFieldExpr(), r.enum, exprValueInt)
}
return true, ""
}
// InInt checks if the filed is int and is in enum
func InInt(filedExpr string, enum ...int) *enumRuleInt {
set := make(map[int]struct{}, len(enum))
for i := 0; i < len(enum); i++ {
set[enum[i]] = struct{}{}
}
return &enumRuleInt{
baseRule{
fieldExpr: filedExpr,
name: "InInt",
},
set,
enum,
}
}
type enumRuleUint struct {
baseRule
set map[uint]struct{}
enum []uint
}
func (r *enumRuleUint) Prompt(prompt string) Rule {
r.prompt = prompt
return r
}
func (r enumRuleUint) Check(param interface{}) (bool, string) {
exprValueUint, isValid, errMsg := fetchFieldUint(param, &r)
if !isValid {
return false, errMsg
}
_, exist := r.set[exprValueUint]
if !exist {
return false,
fmt.Sprintf("[%s]:%s should be in %v,actual is %d",
r.name, r.getCompleteFieldExpr(), r.enum, exprValueUint)
}
return true, ""
}
// InUint checks if the filed is uint and is in enum
func InUint(filedExpr string, enum ...uint) *enumRuleUint {
set := make(map[uint]struct{}, len(enum))
for i := 0; i < len(enum); i++ {
set[enum[i]] = struct{}{}
}
return &enumRuleUint{
baseRule{
fieldExpr: filedExpr,
name: "InUint",
},
set,
enum,
}
}
type enumRuleFloat struct {
baseRule
set map[float64]struct{}
enum []float64
}
func (r *enumRuleFloat) Prompt(prompt string) Rule {
r.prompt = prompt
return r
}
func (r enumRuleFloat) Check(param interface{}) (bool, string) {
exprValueFloat, isValid, errMsg := fetchFieldFloat(param, &r)
if !isValid {
return false, errMsg
}
_, exist := r.set[exprValueFloat]
if !exist {
return false,
fmt.Sprintf("[%s]:%s should be in %v,actual is %f",
r.name, r.getCompleteFieldExpr(), r.enum, exprValueFloat)
}
return true, ""
}
// InFloat checks if the filed is float and is in enum
func InFloat(filedExpr string, enum ...float64) *enumRuleFloat {
set := make(map[float64]struct{}, len(enum))
for i := 0; i < len(enum); i++ {
set[enum[i]] = struct{}{}
}
return &enumRuleFloat{
baseRule{
fieldExpr: filedExpr,
name: "InFloat",
},
set,
enum,
}
}