diff --git a/condition.go b/condition.go
index bd86021..59cdaf3 100644
--- a/condition.go
+++ b/condition.go
@@ -189,7 +189,7 @@ func (this Condition) GetFieldsValue(m TokenValue, isWithResource bool) (result
  * @param contracts.ConditionTokenType types
  * @return map[string][string] // 如: {"TestA.field_a": "param"}
  */
-func (this Condition) GetFields(operator ConditionOperator, types ...ConditionTokenType) map[string]string {
+func (this Condition) GetFields(operator ConditionOperator, types ...TokenType) map[string]string {
 	result := make(map[string]string)
 
 	if this.IsEmpty() {
diff --git a/condition_expr.go b/condition_expr.go
index 7013dac..17f4827 100644
--- a/condition_expr.go
+++ b/condition_expr.go
@@ -12,14 +12,14 @@ import (
 	"github.com/spf13/cast"
 )
 
+type TokenType string
 type ConditionOperator string
-type ConditionTokenType string
 
 const (
-	SQL    ConditionTokenType = "sql"
-	FUNC   ConditionTokenType = "func"
-	PARAM  ConditionTokenType = "param"
-	STRING ConditionTokenType = "string"
+	SQL    TokenType = "sql"
+	FUNC   TokenType = "func"
+	PARAM  TokenType = "param"
+	STRING TokenType = "string"
 )
 
 const (
@@ -54,7 +54,7 @@ type ConditionExpr struct {
 	fieldSqlFunc      string
 	fieldSqlFuncParam string
 	ignoreEmptyParma  bool
-	tokenType         ConditionTokenType
+	tokenType         TokenType
 	token             string
 	matchPrefix       string // 匹配前缀
 }
@@ -147,7 +147,7 @@ func (this ConditionExpr) GetTokenName() string {
 	return this.token
 }
 
-func (this ConditionExpr) GetTokenType() ConditionTokenType {
+func (this ConditionExpr) GetTokenType() TokenType {
 	return this.tokenType
 }
 
@@ -247,7 +247,7 @@ func Operator(v ConditionOperator) ExprOption {
 	}
 }
 
-func Token(token string, tType ConditionTokenType) ExprOption {
+func Token(token string, tType TokenType) ExprOption {
 	return func(option *ConditionExpr) {
 		option.token = token
 		option.tokenType = tType
diff --git a/contracts/contracts.go b/contracts/contracts.go
index 00c5115..4ce9de4 100644
--- a/contracts/contracts.go
+++ b/contracts/contracts.go
@@ -15,7 +15,7 @@ type Condition interface {
 	SetExpr(ConditionExpr) Condition
 	SetCondition(Condition) Condition
 	SetMatchPrefix(string) Condition
-	GetFields(operator condition.ConditionOperator, types ...condition.ConditionTokenType) map[string]string
+	GetFields(operator condition.ConditionOperator, types ...condition.TokenType) map[string]string
 	GetFieldsValue(m condition.TokenValue, isWithResource bool) map[string]any
 }
 
@@ -29,7 +29,7 @@ type ConditionExpr interface {
 	AppendTo(Condition)
 	ToSql(m condition.TokenValue) db.Expression
 	GetTokenName() string
-	GetTokenType() condition.ConditionTokenType
+	GetTokenType() condition.TokenType
 	GetTokenValue(condition.TokenValue) any
 	GetTokenSqlValue(condition.TokenValue) string
 	IsIgnoreEmptyParma(condition.TokenValue) bool