The LaTeX Team submitted an update to the

l3kernel & l3packages & l3experimental

bundles.

Version: 2018-04-30 License: lppl1.3c

Summary description: LaTeX3 programming conventions

Announcement text: ----------------------------------------------------------------------

Release 2018-04-30

- xparse: allow spaces before trailing optional arguments, with new ! modifier to control behavior

- Enable char_generate:nn for active chars

- Deprecated functions expiring at end of 2017 are removed

- Old module .sty files largely removed

- Add new l_analysis_map_inline:nn and rename l_show_analysis:(N|n)n as l_analysis_show:(N|n)n

- Change int_rand:nn (and rand_item functions) to better use the RNG

- Significant internal revision to use only internal functions 'private' to specific modules

- Better documentation of cross-module kernel-internal functions

- New low-level int_value:w function

- Implement exp_args_generate:n to define new exp_args:N... functions

- Make prg break functions public

- Make scan marks mechanism public

- New experimental functions for - Building token lists piecewise - Fast manipulation of INT arrays - Sequence shuffling - seq_set_from_function:NnN - char_codepoint_to_bytes:n

- Only index TF, T, F functions together if they are expl functions (fixes #453)

- Make prg_do_nothing: long rather than nopar (fixes #455)

- Make infty and pi into errors in fp expressions (fixes #357)

- Several performance improvements

- Documentation improvements across l3kernel

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The packages’ Catalogue entries can be viewed at https://ctan.org/pkg/l3kernel https://ctan.org/pkg/l3packages https://ctan.org/pkg/l3experimental

The packages’ files themselves can be inspected at http://mirror.ctan.org/macros/latex/contrib/l3kernel/ http://mirror.ctan.org/macros/latex/contrib/l3packages/ http://mirror.ctan.org/macros/latex/contrib/l3experimental/

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Thanks for the upload.

For the CTAN Team Petra Rübe-Pugliese

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