diff options
Diffstat (limited to 'Master/texmf-dist/source/latex/l3kernel/l3basics.dtx')
-rw-r--r-- | Master/texmf-dist/source/latex/l3kernel/l3basics.dtx | 54 |
1 files changed, 38 insertions, 16 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx b/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx index 9acc07c63da..54fcf80009b 100644 --- a/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx +++ b/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx @@ -33,13 +33,14 @@ %% %% ----------------------------------------------------------------------- % +%<*driver> +\documentclass[full]{l3doc} +%</driver> %<*driver|package> -\RequirePackage{l3bootstrap} -\GetIdInfo$Id: l3basics.dtx 4642 2014-01-04 17:28:32Z joseph $ +\GetIdInfo$Id: l3basics.dtx 4728 2014-05-04 13:25:37Z joseph $ {L3 Basic definitions} %</driver|package> %<*driver> -\documentclass[full]{l3doc} \begin{document} \DocInput{\jobname.dtx} \end{document} @@ -183,7 +184,7 @@ % \cs{par} tokens but the function will not expand within an % \texttt{x}-type expansion. % \end{description} -% +% % Finally, the functions in % Subsections~\ref{sec:l3basics:defining-new-function-1}~and % \ref{sec:l3basics:defining-new-function-2} are primarily meant to define @@ -196,7 +197,7 @@ % described in Section~\ref{sec:l3prg:new-conditional-functions}). % \item[|p| and |w|] These are special cases. % \end{description} -% +% % The |\cs_new:| functions below (and friends) do not stop you from using % other argument specifiers in your function names, but they do not handle % expansion for you. You should define the base function and then use @@ -741,7 +742,7 @@ % \abc % \end{verbatim} % after two expansions of \cs{use:c}. -% +% % \begin{function}[TF, added = 2012-11-10] % {\cs_if_exist_use:N,\cs_if_exist_use:c} % \begin{syntax} @@ -751,7 +752,7 @@ % (whether as a function or another control sequence type), and if it % does inserts the \meta{control sequence} into the input stream. % \end{function} -% +% % \begin{function}[TF,EXP, added = 2012-11-10] % {\cs_if_exist_use:N,\cs_if_exist_use:c} % \begin{syntax} @@ -1294,6 +1295,16 @@ % error. % \end{function} % +% \begin{function}{\__chk_if_exist_var:N} +% \begin{syntax} +% \cs{__chk_if_exist_var:N} \meta{var} +% \end{syntax} +% This function checks that \meta{var} is defined according to the +% criteria for \cs{cs_if_free_p:N}, and if not raises a kernel-level +% error. This function is only created if the package option +% \texttt{check-declarations} is active. +% \end{function} +% % \begin{function}[EXP]{\__cs_count_signature:N, \__cs_count_signature:c} % \begin{syntax} % \cs{__cs_count_signature:N} \meta{function} @@ -1388,14 +1399,6 @@ %<*initex|package> % \end{macrocode} % -% \begin{macrocode} -%<*package> -\ProvidesExplPackage - {\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription} -\__expl_package_check: -%</package> -% \end{macrocode} -% % \subsection{Renaming some \TeX{} primitives (again)} % % Having given all the \TeX{} primitives a consistent name, we need to @@ -2458,6 +2461,25 @@ % \end{macrocode} % \end{macro} % +% \begin{macro}[int]{\__chk_if_exist_var:N} +% Create the checking function for variable definitions when the option +% is set. +% \begin{macrocode} +%<*package> +\tex_ifodd:D \l@expl@check@declarations@bool + \cs_set_protected:Npn \__chk_if_exist_var:N #1 + { + \cs_if_exist:NF #1 + { + \__msg_kernel_error:nnx { check } { non-declared-variable } + { \token_to_str:N #1 } + } + } +\fi: +%</package> +% \end{macrocode} +% \end{macro} +% % \begin{macro}[int]{\__chk_if_exist_cs:N, \__chk_if_exist_cs:c} % This function issues an error message when the control sequence % in its argument does not exist. @@ -3195,7 +3217,7 @@ } % \end{macrocode} % \end{macro} -% +% % \begin{macro}{\__prg_break_point:} % \begin{macro}{\__prg_break:, \__prg_break:n} % Very simple analogues of \cs{__prg_break_point:Nn} and |