Add contact information; Update charstring definition

GQLParser.g4

@@ -185,32 +185,16 @@ floatLiteral
    | UNSIGNED_DECIMAL_IN_SCIENTIFIC_NOTATION
    ;
 
-unbrokenSingleQuotedCharacterSequence
-   : SINGLE_QUOTED_STRING_LITERAL
-   ;
-
-unbrokenDoubleQuotedCharacterSequence
-   : DOUBLE_QUOTED_STRING_LITERAL
-   ;
-
-unbrokenAccentQuotedCharacterSequence
-   : ACCENT_QUOTED_STRING_LITERAL
-   ;
-
 singleQuotedCharacterSequence
-   : unbrokenSingleQuotedCharacterSequence (VERTICAL_BAR unbrokenSingleQuotedCharacterSequence)*
+   : SINGLE_QUOTED_STRING_LITERAL
    ;
 
 doubleQuotedCharacterSequence
-   : unbrokenDoubleQuotedCharacterSequence (VERTICAL_BAR unbrokenDoubleQuotedCharacterSequence)*
+   : DOUBLE_QUOTED_STRING_LITERAL
    ;
 
 accentQuotedCharacterSequence
-   : unbrokenAccentQuotedCharacterSequence (VERTICAL_BAR unbrokenAccentQuotedCharacterSequence)*
-   ;
-
-unbrokenCharacterStringLiteral
-   : (unbrokenSingleQuotedCharacterSequence | unbrokenDoubleQuotedCharacterSequence)
+   : ACCENT_QUOTED_STRING_LITERAL
    ;
 
 nullLiteral
@@ -232,19 +216,19 @@ sqlDatetimeLiteral
    ;
 
 dateLiteral
-   : DATE unbrokenCharacterStringLiteral
+   : DATE characterStringLiteral
    ;
 
 timeLiteral
-   : TIME unbrokenCharacterStringLiteral
+   : TIME characterStringLiteral
    ;
 
 datetimeLiteral
-   : (DATETIME | TIMESTAMP) unbrokenCharacterStringLiteral
+   : (DATETIME | TIMESTAMP) characterStringLiteral
    ;
 
 durationLiteral
-   : DURATION unbrokenCharacterStringLiteral
+   : DURATION characterStringLiteral
    | sqlIntervalLiteral
    ;
 
@@ -380,7 +364,7 @@ bindingVariable
 predefinedTypeLiteral
    : booleanLiteral
    | characterStringLiteral
-   | BYTE_STRING_LITERAL
+   | byteStringLiteral
    | temporalLiteral
    | durationLiteral
    | nullLiteral
@@ -397,6 +381,10 @@ characterStringLiteral
    | doubleQuotedCharacterSequence
    ;
 
+byteStringLiteral
+   : BYTE_STRING_LITERAL
+   ;
+
 procedureBody
    : atSchemaClause? bindingVariableDefinitionBlock? statementBlock
    ;
@@ -2409,15 +2397,15 @@ datetimeFunctionParameters
    ;
 
 dateString
-   : unbrokenCharacterStringLiteral
+   : characterStringLiteral
    ;
 
 timeString
-   : unbrokenCharacterStringLiteral
+   : characterStringLiteral
    ;
 
 datetimeString
-   : unbrokenCharacterStringLiteral
+   : characterStringLiteral
    ;
 
 durationFunction
@@ -2431,7 +2419,7 @@ durationFunctionParameters
    ;
 
 durationString
-   : unbrokenCharacterStringLiteral
+   : characterStringLiteral
    ;
 
 generalFunction

README.md

@@ -20,4 +20,8 @@ Contributions to this project are welcome. If you find any issues or have sugges
 
 ## License
 
-This project is licensed under the [Apache License 2.0](LICENSE).
+This project is licensed under the [Apache License 2.0](LICENSE).
+
+## Contact
+
+Email: [email protected]

README_CN.md

@@ -20,4 +20,8 @@ ISO GQL (ISO/IEC 39075) Antlr4 语法文件
 
 ## 许可证
 
-本项目使用[Apache License 2.0](LICENSE)。
+本项目使用[Apache License 2.0](LICENSE)。
+
+## 联系方式
+
+Email: [email protected]