sql-formatter
Version:
Format whitespace in a SQL query to make it more readable
99 lines • 4.66 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.isLogicalOperator = exports.isReserved = exports.isToken = exports.testToken = exports.EOF_TOKEN = exports.createEofToken = exports.TokenType = void 0;
/** Token type enum for all possible Token categories */
var TokenType;
(function (TokenType) {
TokenType["QUOTED_IDENTIFIER"] = "QUOTED_IDENTIFIER";
TokenType["IDENTIFIER"] = "IDENTIFIER";
TokenType["STRING"] = "STRING";
TokenType["VARIABLE"] = "VARIABLE";
TokenType["RESERVED_DATA_TYPE"] = "RESERVED_DATA_TYPE";
TokenType["RESERVED_PARAMETERIZED_DATA_TYPE"] = "RESERVED_PARAMETERIZED_DATA_TYPE";
TokenType["RESERVED_KEYWORD"] = "RESERVED_KEYWORD";
TokenType["RESERVED_FUNCTION_NAME"] = "RESERVED_FUNCTION_NAME";
TokenType["RESERVED_PHRASE"] = "RESERVED_PHRASE";
TokenType["RESERVED_SET_OPERATION"] = "RESERVED_SET_OPERATION";
TokenType["RESERVED_CLAUSE"] = "RESERVED_CLAUSE";
TokenType["RESERVED_SELECT"] = "RESERVED_SELECT";
TokenType["RESERVED_JOIN"] = "RESERVED_JOIN";
TokenType["ARRAY_IDENTIFIER"] = "ARRAY_IDENTIFIER";
TokenType["ARRAY_KEYWORD"] = "ARRAY_KEYWORD";
TokenType["CASE"] = "CASE";
TokenType["END"] = "END";
TokenType["WHEN"] = "WHEN";
TokenType["ELSE"] = "ELSE";
TokenType["THEN"] = "THEN";
TokenType["LIMIT"] = "LIMIT";
TokenType["BETWEEN"] = "BETWEEN";
TokenType["AND"] = "AND";
TokenType["OR"] = "OR";
TokenType["XOR"] = "XOR";
TokenType["OPERATOR"] = "OPERATOR";
TokenType["COMMA"] = "COMMA";
TokenType["ASTERISK"] = "ASTERISK";
TokenType["PROPERTY_ACCESS_OPERATOR"] = "PROPERTY_ACCESS_OPERATOR";
TokenType["OPEN_PAREN"] = "OPEN_PAREN";
TokenType["CLOSE_PAREN"] = "CLOSE_PAREN";
TokenType["LINE_COMMENT"] = "LINE_COMMENT";
TokenType["BLOCK_COMMENT"] = "BLOCK_COMMENT";
// Text between /* sql-formatter-disable */ and /* sql-formatter-enable */
TokenType["DISABLE_COMMENT"] = "DISABLE_COMMENT";
TokenType["NUMBER"] = "NUMBER";
TokenType["NAMED_PARAMETER"] = "NAMED_PARAMETER";
TokenType["QUOTED_PARAMETER"] = "QUOTED_PARAMETER";
TokenType["NUMBERED_PARAMETER"] = "NUMBERED_PARAMETER";
TokenType["POSITIONAL_PARAMETER"] = "POSITIONAL_PARAMETER";
TokenType["CUSTOM_PARAMETER"] = "CUSTOM_PARAMETER";
TokenType["DELIMITER"] = "DELIMITER";
TokenType["EOF"] = "EOF";
})(TokenType = exports.TokenType || (exports.TokenType = {}));
/** Creates EOF token positioned at given location */
const createEofToken = (index) => ({
type: TokenType.EOF,
raw: '«EOF»',
text: '«EOF»',
start: index,
});
exports.createEofToken = createEofToken;
/**
* For use as a "missing token"
* e.g. in lookAhead and lookBehind to avoid dealing with null values
*/
exports.EOF_TOKEN = (0, exports.createEofToken)(Infinity);
/** Checks if two tokens are equivalent */
const testToken = (compareToken) => (token) => token.type === compareToken.type && token.text === compareToken.text;
exports.testToken = testToken;
/** Util object that allows for easy checking of Reserved Keywords */
exports.isToken = {
ARRAY: (0, exports.testToken)({ text: 'ARRAY', type: TokenType.RESERVED_DATA_TYPE }),
BY: (0, exports.testToken)({ text: 'BY', type: TokenType.RESERVED_KEYWORD }),
SET: (0, exports.testToken)({ text: 'SET', type: TokenType.RESERVED_CLAUSE }),
STRUCT: (0, exports.testToken)({ text: 'STRUCT', type: TokenType.RESERVED_DATA_TYPE }),
WINDOW: (0, exports.testToken)({ text: 'WINDOW', type: TokenType.RESERVED_CLAUSE }),
VALUES: (0, exports.testToken)({ text: 'VALUES', type: TokenType.RESERVED_CLAUSE }),
};
/** Checks if token is any Reserved Keyword or Clause */
const isReserved = (type) => type === TokenType.RESERVED_DATA_TYPE ||
type === TokenType.RESERVED_KEYWORD ||
type === TokenType.RESERVED_FUNCTION_NAME ||
type === TokenType.RESERVED_PHRASE ||
type === TokenType.RESERVED_CLAUSE ||
type === TokenType.RESERVED_SELECT ||
type === TokenType.RESERVED_SET_OPERATION ||
type === TokenType.RESERVED_JOIN ||
type === TokenType.ARRAY_KEYWORD ||
type === TokenType.CASE ||
type === TokenType.END ||
type === TokenType.WHEN ||
type === TokenType.ELSE ||
type === TokenType.THEN ||
type === TokenType.LIMIT ||
type === TokenType.BETWEEN ||
type === TokenType.AND ||
type === TokenType.OR ||
type === TokenType.XOR;
exports.isReserved = isReserved;
const isLogicalOperator = (type) => type === TokenType.AND || type === TokenType.OR || type === TokenType.XOR;
exports.isLogicalOperator = isLogicalOperator;
//# sourceMappingURL=token.js.map