On Mar 13, 2006, at 2:37 , Tom Lane wrote:

to wit, that we make use of bison's "locations" feature to track token
positions in the grammar, and add locations to raw parse tree nodes as

Some examples of what it can do:

This looks really nice.

One thing I'm noticing already is that the addition of "at character N" to a lot of these messages isn't an improvement. In psql it's certainly
redundant with the error-cursor display.

The pure character count is definitely difficult to use with larger queries. I think it could be more useful if it were line:char_of_line. Would others find this useful?

Michael Glaesemann
grzm myrealbox com

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