CoCoA » CoCoA-5

09 Mar 2015

21:35 Bug #672 (Closed): Emacs UI: strange string literal causes crash

I created a file (@CRASH.cocoa5@) containing the following:... John Abbott

13:49 Bug #671 (New): Emacs UI: swapped splitting

In some cases emacs splits (top+bottom) swapping the buffers, i.e. *cocoa5* at the bottom.
Investigate and fix. Anna Maria Bigatti

13:33 Bug #670 (In Progress): Error column indicator misaligned with non-printing (unprintable) characters

I was thinking that the substitution for unprintable chars would occur only when printing out source code for the pur... John Abbott

11:26 Bug #670: Error column indicator misaligned with non-printing (unprintable) characters

John Abbott wrote:
> A very simple idea would be to replace unprintable characters by a single printable character (... Anna Maria Bigatti

06 Mar 2015

20:31 Design #668: Remove keyword "weights"?

After speaking to Anna by Skype we have decided:
* Anna will remove the keyword @weights@ (from interpreter and UIs)... John Abbott

11:21 Design #668: Remove keyword "weights"?

I should also modify @RECORD::setField@ so that it gives an error if the field name is not a valid identifier for CoC... John Abbott

11:10 Design #668: Remove keyword "weights"?

This is trickier than I originally thought.
The way the CoCoA-5 interpreter is designed a keyword is always seen a... John Abbott

20:28 Bug #670: Error column indicator misaligned with non-printing (unprintable) characters

A very simple idea would be to replace unprintable characters by a single printable character (_e.g._ @?@) this would... John Abbott

20:24 Bug #670 (Closed): Error column indicator misaligned with non-printing (unprintable) characters

While doing some "fuzz" testing with CoCoA-5 I noticed that error messages seemed to indicate the wrong columns; then... John Abbott

17:26 Bug #669 (New): NUL char in input terminates CoCoA-5

I tried a "fuzzing" test with CoCoA-5 (feeding the executable as input).
CoCoA-5 treats a NUL (ASCII code 0) as end-... John Abbott

05 Mar 2015

18:43 Design #668: Remove keyword "weights"?

The involved lines are:... Anna Maria Bigatti

18:40 Design #668 (In Progress): Remove keyword "weights"?

The problem arose when Claudia Fassino worked with @PreprocessPoint@, and had trouble getting the value of @P.weights... Anna Maria Bigatti

18:26 Design #668 (Closed): Remove keyword "weights"?

In CoCoA-4 "Weights" was used to set weights in a polynomial ring construction.
Now weights are dealt with in a comp... Anna Maria Bigatti

19 Feb 2015

15:14 Support #290: Which functions are defined in CoCoALibSupplement?

Part of the definition of IsFactorClosed in BuiltInFunctions should be moved into CoCoALibSupplement (I will do it soon) Anna Maria Bigatti