[Bug]: ctxToWord is a bad function

[HaydenOrz]

Version

v4.0.1

Which SQL?

Any Others

SQL content

No response

JavaScript/TypeScript code

No response

What happened?

某些情况下，ctxToWord 方法无法表达实体的位置，比如

SELECT * FROM a
.b
.c;

Relevant log output

No response

[Cythia828]

https://github.com/DTStack/dt-sql-parser/pull/319

[Cythia828]

已修复，ctxToText替换了原来的ctxToWord方法，表达了准确的位置信息「例如描述中换行的情况」