It's a bug in tuple-db. When it is making the tuple names SQL safe
(replacing '-' with '_', etc) it was using 'subst' which modifies the
original string. Patch pushed to fix it to
http://www.bluishcoder.co.nz/repos/factor.
Chris.
On 1/7/07, Matthew Willis <[EMAIL PROTECTED]> wrote:
> Here is the file in question, called crud.factor:
>
> REQUIRES: libs/furnace libs/sqlite libs/httpd ;
>
> USING: tuple-db sqlite namespaces prettyprint
> sequences kernel ;
>
> IN: crud
>
> TUPLE: foo bar baz ;
> foo default-mapping set-mapping
>
> SYMBOL: crud-db
>
> : open-db ( db-name -- )
> sqlite-open crud-db set ;
>
> TUPLE: sqlite-master name ;
> sqlite-master default-mapping set-mapping
> : has-table? ( db class -- tuples )
> unparse <sqlite-master> find-tuples empty? not ;
>
> : create-tuple-table* ( db class -- )
> 2dup has-table? [ 2drop ] [ create-tuple-table ] if ;
>
> : table-columns ( db class -- )
> "PRAGMA table_info(" swap unparse ");" 3append
> sqlite-prepare [ 1 column-text ] sqlite-map ;
>
> After doing "crud.factor" run-file, I try the following:
>
> sqlite-master => no-word-name
> \ <sqlite-master> => pushes <sqlite-master> onto the stack
> sqlite_master => pushes sqlite_master onto the stack
>
> Strange, because I never defined sqlite_master!
>
> I picked through the definition of TUPLE: and the docs, and couldn't
> find any explanation of this phenomenon.
>
> Yuuki
>
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