This is a huge file to be reviewed by human...

Well, LLM doesn't see obvious breakages, other than a typo:
costructor_operations_page -> constructor_operations_page

- Qian

On 5/31/26 9:33 PM, Waldek Hebisch wrote:
> As you know I am working on new HyperDoc code.  You can try it now.
> At
> 
> https://wiki.fricas.org/public/HDTOP.spad
> 
> is Spad code implementing Browse functionality.  At
> 
> https://wiki.fricas.org/public/br_sup.boot
> 
> there is Boot code forwarding requests from C side to Spad.
> 
> To try, build current trunk, fetch the file above, start FriCAS and do:
> 
> )compile HDTOP.spad
> )read br_sup.boot
> 
> I have tried to reproduce old behaviour, so it is possible that
> at first you will see no difference.  The 'Selectable' search
> is visibly different, it allows now logical operators in
> patterns and number of arguments field beside numbers allows
> things like '<2' or '>1' (the '<2' meaning less than 2 arguments,
> the second meaning more than 1 argument).  I removed search
> for default packages, it is not clear to me if it is of any
> use.
> 
> Some bugs and misfeatures are fixed, for example '_*' will
> search for multiplication, 'search_operat*' will find
> appropriate operations.  'OrderedVariableList([x, y, z])'
> and klicking on constructor search will correctly propagate
> the variable list to field on constructor page.
> 
> Some old bugs are still present, for example
> 'SAE(INT, SUP(INT), x^2+17)' and klicking on constructors
> signals error.
> 
> There are certainly some new bugs, so some work is needed
> before new code can replace old one in the trunk.
> 
> On technical level, 'br_sup.boot' replaces Boot functions
> used in HyperDoc protocal and redirects them to Spad, so
> all protocol exchange goes trough Spad.  Basic functionality
> is provided by previously unused HyperdocPage and
> HyperdocConnection.
> 
> Note: the above replaces Browse functionality, in principle
> parts like 'Settings' and 'Basic commands' may be broken.
> I have diff for them too, but it is intertwined with
> unrelated changes.  Also, 'Settings' and 'Basic commands'
> are still done by Boot code, changes just remove unsed
> parts and adapt them to rest of code.
> 
> Note2: The HDTOP constructor alone is incative and can not do
> any charm.  I will probably do some more cleanups and fixes
> but I intend to include it soon.  The 'br_sup.boot' part is
> switching to new code, I do not want to delay much including
> it, but it has potential for breakage, so that will be
> slower.  Also several other changes should go in with
> 'br_sup.boot'.
> 

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