%PDF-
%PDF-
Mini Shell
Mini Shell
%%
%% This is file `l3keys.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% l3keys.dtx (with options: `package')
%%
%% EXPERIMENTAL CODE
%%
%% Do not distribute this file without also distributing the
%% source files specified above.
%%
%% Do not distribute a modified version of this file.
%%
%% File: l3keys.dtx Copyright (C) 2006-2013 The LaTeX3 Project
%%
%% It may be distributed and/or modified under the conditions of the
%% LaTeX Project Public License (LPPL), either version 1.3c of this
%% license or (at your option) any later version. The latest version
%% of this license is in the file
%%
%% http://www.latex-project.org/lppl.txt
%%
%% This file is part of the "l3kernel bundle" (The Work in LPPL)
%% and all files in that bundle must be distributed together.
%%
%% The released version of this bundle is available from CTAN.
%%
%% -----------------------------------------------------------------------
%%
%% The development version of the bundle can be found at
%%
%% http://www.latex-project.org/svnroot/experimental/trunk/
%%
%% for those people who are interested.
%%
%%%%%%%%%%%
%% NOTE: %%
%%%%%%%%%%%
%%
%% Snapshots taken from the repository represent work in progress and may
%% not work or may contain conflicting material! We therefore ask
%% people _not_ to put them into distributions, archives, etc. without
%% prior consultation with the LaTeX3 Project.
%%
%% -----------------------------------------------------------------------
\RequirePackage{l3bootstrap}
\GetIdInfo$Id: l3keys.dtx 4461 2013-02-24 18:55:17Z joseph $
{L3 Experimental key-value interfaces}
\ProvidesExplPackage
{\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
\__expl_package_check:
\int_new:N \g__keyval_level_int
\tl_new:N \l__keyval_key_tl
\tl_new:N \l__keyval_value_tl
\tl_new:N \l__keyval_sanitise_tl
\tl_new:N \l__keyval_parse_tl
\group_begin:
\char_set_catcode_active:n { `\= }
\char_set_catcode_active:n { `\, }
\char_set_lccode:nn { `\8 } { `\= }
\char_set_lccode:nn { `\9 } { `\, }
\tl_to_lowercase:n
{
\group_end:
\cs_new_protected:Npn \__keyval_parse:n #1
{
\group_begin:
\tl_clear:N \l__keyval_sanitise_tl
\tl_set:Nn \l__keyval_sanitise_tl {#1}
\tl_replace_all:Nnn \l__keyval_sanitise_tl { = } { 8 }
\tl_replace_all:Nnn \l__keyval_sanitise_tl { , } { 9 }
\tl_clear:N \l__keyval_parse_tl
\exp_after:wN \__keyval_parse_elt:w \exp_after:wN
\q_nil \l__keyval_sanitise_tl 9 \q_recursion_tail 9 \q_recursion_stop
\exp_after:wN \group_end:
\l__keyval_parse_tl
}
}
\cs_new_protected:Npn \__keyval_parse_elt:w #1 ,
{
\tl_if_blank:oTF { \use_none:n #1 }
{ \__keyval_parse_elt:w \q_nil }
{
\quark_if_recursion_tail_stop:o { \use_ii:nn #1 }
\__keyval_split_key_value:w #1 = = \q_stop
\__keyval_parse_elt:w \q_nil
}
}
\cs_new_protected:Npn \__keyval_split_key_value:w #1 = #2 \q_stop
{
\__keyval_split_key:n {#1}
\str_if_eq:nnTF {#2} { = }
{
\tl_put_right:Nx \l__keyval_parse_tl
{
\exp_not:c
{ __keyval_key_no_value_elt_ \int_use:N \g__keyval_level_int :n }
{ \exp_not:o \l__keyval_key_tl }
}
}
{
\__keyval_split_key_value:wTF #2 \q_no_value \q_stop
{ \__keyval_split_value:w \q_nil #2 }
{ \__msg_kernel_error:nn { kernel } { misplaced-equals-sign } }
}
}
\cs_new:Npn \__keyval_split_key_value:wTF #1 = #2#3 \q_stop
{ \tl_if_head_eq_meaning:nNTF {#3} \q_no_value }
\cs_new_protected:Npn \__keyval_split_key:n #1
{
\quark_if_nil:oTF { \use_none:nnn #1 \q_nil \q_nil }
{ \tl_set:Nx \l__keyval_key_tl { \exp_not:o { \use_ii:nnn #1 \q_nil } } }
{ \__keyval_split_key:w #1 \q_stop }
}
\cs_new_protected:Npn \__keyval_split_key:w \q_nil #1 \q_stop
{ \tl_set:Nx \l__keyval_key_tl { \tl_trim_spaces:n {#1} } }
\cs_new_protected:Npn \__keyval_split_value:w #1 = =
{
\tl_put_right:Nx \l__keyval_parse_tl
{
\exp_not:c
{ __keyval_key_value_elt_ \int_use:N \g__keyval_level_int :nn }
{ \exp_not:o \l__keyval_key_tl }
}
\tl_set:Nx \l__keyval_value_tl
{ \exp_not:o { \use_none:nnn #1 \q_nil \q_nil } }
\tl_if_empty:NTF \l__keyval_value_tl
{ \tl_put_right:Nn \l__keyval_parse_tl { { } } }
{
\quark_if_nil:NTF \l__keyval_value_tl
{
\tl_put_right:Nx \l__keyval_parse_tl
{ { \exp_not:o { \use_ii:nnn #1 \q_nil } } }
}
{ \__keyval_split_value_aux:w #1 \q_stop }
}
}
\cs_new_protected:Npn \__keyval_split_value_aux:w \q_nil #1 \q_stop
{
\tl_set:Nx \l__keyval_value_tl { \tl_trim_spaces:n {#1} }
\tl_put_right:Nx \l__keyval_parse_tl
{ { \exp_not:o \l__keyval_value_tl } }
}
\cs_new_protected:Npn \keyval_parse:NNn #1#2#3
{
\int_gincr:N \g__keyval_level_int
\cs_gset_eq:cN
{ __keyval_key_no_value_elt_ \int_use:N \g__keyval_level_int :n } #1
\cs_gset_eq:cN
{ __keyval_key_value_elt_ \int_use:N \g__keyval_level_int :nn } #2
\__keyval_parse:n {#3}
\int_gdecr:N \g__keyval_level_int
}
\__msg_kernel_new:nnnn { kernel } { misplaced-equals-sign }
{ Misplaced~equals~sign~in~key-value~input~\msg_line_number: }
{
LaTeX~is~attempting~to~parse~some~key-value~input~but~found~
two~equals~signs~not~separated~by~a~comma.
}
\tl_const:Nn \c__keys_code_root_tl { key~code~>~ }
\tl_const:Nn \c__keys_vars_root_tl { key~var~>~ }
\tl_const:Nn \c__keys_props_root_tl { key~prop~>~ }
\tl_const:Nn \c__keys_value_forbidden_tl { forbidden }
\tl_const:Nn \c__keys_value_required_tl { required }
\int_new:N \l_keys_choice_int
\tl_new:N \l_keys_choice_tl
\tl_new:N \l_keys_key_tl
\tl_new:N \l__keys_module_tl
\bool_new:N \l__keys_no_value_bool
\tl_new:N \l_keys_path_tl
\tl_new:N \l__keys_property_tl
\tl_new:N \l__keys_unknown_clist
\tl_new:N \l_keys_value_tl
\cs_new_protected:Npn \keys_define:nn
{ \__keys_define:onn \l__keys_module_tl }
\cs_new_protected:Npn \__keys_define:nnn #1#2#3
{
\tl_set:Nx \l__keys_module_tl { \tl_to_str:n {#2} }
\keyval_parse:NNn \__keys_define_elt:n \__keys_define_elt:nn {#3}
\tl_set:Nn \l__keys_module_tl {#1}
}
\cs_generate_variant:Nn \__keys_define:nnn { o }
\cs_new_protected:Npn \__keys_define_elt:n #1
{
\bool_set_true:N \l__keys_no_value_bool
\__keys_define_elt_aux:nn {#1} { }
}
\cs_new_protected:Npn \__keys_define_elt:nn #1#2
{
\bool_set_false:N \l__keys_no_value_bool
\__keys_define_elt_aux:nn {#1} {#2}
}
\cs_new_protected:Npn \__keys_define_elt_aux:nn #1#2
{
\__keys_property_find:n {#1}
\cs_if_exist:cTF { \c__keys_props_root_tl \l__keys_property_tl }
{ \__keys_define_key:n {#2} }
{
\__msg_kernel_error:nnxx { kernel } { property-unknown }
{ \l__keys_property_tl } { \l_keys_path_tl }
}
}
\cs_new_protected:Npn \__keys_property_find:n #1
{
\tl_set:Nx \l_keys_path_tl { \l__keys_module_tl / }
\tl_if_in:nnTF {#1} { . }
{ \__keys_property_find:w #1 \q_stop }
{ \__msg_kernel_error:nnx { kernel } { key-no-property } {#1} }
}
\cs_new_protected:Npn \__keys_property_find:w #1 . #2 \q_stop
{
\tl_set:Nx \l_keys_path_tl { \l_keys_path_tl \tl_to_str:n {#1} }
\tl_if_in:nnTF {#2} { . }
{
\tl_set:Nx \l_keys_path_tl { \l_keys_path_tl . }
\__keys_property_find:w #2 \q_stop
}
{ \tl_set:Nn \l__keys_property_tl { . #2 } }
}
\cs_new_protected:Npn \__keys_define_key:n #1
{
\bool_if:NTF \l__keys_no_value_bool
{
\exp_after:wN \__keys_define_key:w
\l__keys_property_tl \q_stop
{ \use:c { \c__keys_props_root_tl \l__keys_property_tl } }
{
\__msg_kernel_error:nnxx { kernel }
{ property-requires-value } { \l__keys_property_tl }
{ \l_keys_path_tl }
}
}
{ \use:c { \c__keys_props_root_tl \l__keys_property_tl } {#1} }
}
\cs_new_protected:Npn \__keys_define_key:w #1 : #2 \q_stop
{ \tl_if_empty:nTF {#2} }
\cs_new:Npn \__keys_bool_set:NN #1#2
{
\bool_if_exist:NF #1 { \bool_new:N #1 }
\__keys_choice_make:
\__keys_cmd_set:nx { \l_keys_path_tl / true }
{ \exp_not:c { bool_ #2 set_true:N } \exp_not:N #1 }
\__keys_cmd_set:nx { \l_keys_path_tl / false }
{ \exp_not:c { bool_ #2 set_false:N } \exp_not:N #1 }
\__keys_cmd_set:nn { \l_keys_path_tl / unknown }
{
\__msg_kernel_error:nnx { kernel } { boolean-values-only }
{ \l_keys_key_tl }
}
\__keys_default_set:n { true }
}
\cs_new:Npn \__keys_bool_set_inverse:NN #1#2
{
\bool_if_exist:NF #1 { \bool_new:N #1 }
\__keys_choice_make:
\__keys_cmd_set:nx { \l_keys_path_tl / true }
{ \exp_not:c { bool_ #2 set_false:N } \exp_not:N #1 }
\__keys_cmd_set:nx { \l_keys_path_tl / false }
{ \exp_not:c { bool_ #2 set_true:N } \exp_not:N #1 }
\__keys_cmd_set:nn { \l_keys_path_tl / unknown }
{
\__msg_kernel_error:nnx { kernel } { boolean-values-only }
{ \l_keys_key_tl }
}
\__keys_default_set:n { true }
}
\cs_new_protected_nopar:Npn \__keys_choice_make:
{
\__keys_cmd_set:nn { \l_keys_path_tl }
{ \__keys_choice_find:n {##1} }
\__keys_cmd_set:nn { \l_keys_path_tl / unknown }
{
\__msg_kernel_error:nnxx { kernel } { key-choice-unknown }
{ \l_keys_path_tl } {##1}
}
}
\cs_new_protected:Npn \__keys_choices_make:nn #1#2
{
\__keys_choice_make:
\int_zero:N \l_keys_choice_int
\clist_map_inline:nn {#1}
{
\int_incr:N \l_keys_choice_int
\__keys_cmd_set:nx { \l_keys_path_tl / ##1 }
{
\tl_set:Nn \exp_not:N \l_keys_choice_tl {##1}
\int_set:Nn \exp_not:N \l_keys_choice_int
{ \int_use:N \l_keys_choice_int }
\exp_not:n {#2}
}
}
}
\cs_new_protected:Npn \__keys_choices_generate:n #1
{
\cs_if_exist:cTF
{ \c__keys_vars_root_tl \l_keys_path_tl .choice~code }
{
\__keys_choice_make:
\int_zero:N \l_keys_choice_int
\clist_map_function:nN {#1} \__keys_choices_generate_aux:n
}
{
\__msg_kernel_error:nnx { kernel }
{ generate-choices-before-code } { \l_keys_path_tl }
}
}
\cs_new_protected:Npn \__keys_choices_generate_aux:n #1
{
\int_incr:N \l_keys_choice_int
\__keys_cmd_set:nx { \l_keys_path_tl / #1 }
{
\tl_set:Nn \exp_not:N \l_keys_choice_tl {#1}
\int_set:Nn \exp_not:N \l_keys_choice_int
{ \int_use:N \l_keys_choice_int }
\exp_not:v
{ \c__keys_vars_root_tl \l_keys_path_tl .choice~code }
}
}
\cs_new_protected:Npn \__keys_choice_code_store:n #1
{
\cs_if_exist:cF
{ \c__keys_vars_root_tl \l_keys_path_tl .choice~code }
{
\tl_new:c
{ \c__keys_vars_root_tl \l_keys_path_tl .choice~code }
}
\tl_set:cn { \c__keys_vars_root_tl \l_keys_path_tl .choice~code }
{#1}
}
\cs_generate_variant:Nn \__keys_choice_code_store:n { x }
\cs_new_protected:Npn \__keys_cmd_set:nn #1#2
{
\__keys_cmd_set:n {#1}
\cs_set:cpn { \c__keys_code_root_tl #1 } ##1 {#2}
}
\cs_new_protected:Npn \__keys_cmd_set:nx #1#2
{
\__keys_cmd_set:n {#1}
\cs_set:cpx { \c__keys_code_root_tl #1 } ##1 {#2}
}
\cs_generate_variant:Nn \__keys_cmd_set:nn { Vo }
\cs_new_protected:Npn \__keys_cmd_set:n #1
{
\tl_clear_new:c { \c__keys_vars_root_tl #1 .default }
\tl_set:cn { \c__keys_vars_root_tl #1 .default } { \q_no_value }
\tl_clear_new:c { \c__keys_vars_root_tl #1 .req }
}
\cs_new_protected:Npn \__keys_default_set:n #1
{ \tl_set:cn { \c__keys_vars_root_tl \l_keys_path_tl .default } {#1} }
\cs_generate_variant:Nn \__keys_default_set:n { V }
\cs_new_protected:Npn \__keys_initialise:n #1
{
\use:x
{ \exp_after:wN \__keys_initialise:wn \l_keys_path_tl \q_stop {#1} }
}
\cs_generate_variant:Nn \__keys_initialise:n { V }
\cs_new:Npn \__keys_initialise:wn #1 / #2 \q_stop #3
{ \keys_set:nn {#1} { #2 = \exp_not:n { {#3} } } }
\cs_new_protected:Npn \__keys_meta_make:n #1
{
\__keys_cmd_set:Vo \l_keys_path_tl
{ \exp_after:wN \keys_set:nn \exp_after:wN { \l__keys_module_tl } {#1} }
}
\cs_new_protected:Npn \__keys_meta_make:x #1
{
\__keys_cmd_set:nx { \l_keys_path_tl }
{ \exp_not:N \keys_set:nn { \l__keys_module_tl } {#1} }
}
\cs_new:Npn \__keys_multichoice_find:n #1
{ \clist_map_function:nN {#1} \__keys_choice_find:n }
\cs_new_protected_nopar:Npn \__keys_multichoice_make:
{
\__keys_cmd_set:nn { \l_keys_path_tl }
{ \__keys_multichoice_find:n {##1} }
\__keys_cmd_set:nn { \l_keys_path_tl / unknown }
{
\__msg_kernel_error:nnxx { kernel } { key-choice-unknown }
{ \l_keys_path_tl } {##1}
}
}
\cs_new_protected:Npn \__keys_multichoices_make:nn #1#2
{
\__keys_multichoice_make:
\int_zero:N \l_keys_choice_int
\clist_map_inline:nn {#1}
{
\int_incr:N \l_keys_choice_int
\__keys_cmd_set:nx { \l_keys_path_tl / ##1 }
{
\tl_set:Nn \exp_not:N \l_keys_choice_tl {##1}
\int_set:Nn \exp_not:N \l_keys_choice_int
{ \int_use:N \l_keys_choice_int }
\exp_not:n {#2}
}
}
}
\cs_new_protected:Npn \__keys_value_requirement:n #1
{
\tl_set_eq:cc
{ \c__keys_vars_root_tl \l_keys_path_tl .req }
{ c__keys_value_ #1 _tl }
}
\cs_new_protected:Npn \__keys_variable_set:NnNN #1#2#3#4
{
\use:c { #2_if_exist:NF } #1 { \use:c { #2 _new:N } #1 }
\__keys_cmd_set:nx { \l_keys_path_tl }
{ \exp_not:c { #2 _ #3 set:N #4 } \exp_not:N #1 {##1} }
}
\cs_new_protected:Npn \__keys_variable_set:NnN #1#2#3
{ \__keys_variable_set:NnNN #1 {#2} { } #3 }
\cs_generate_variant:Nn \__keys_variable_set:NnNN { c }
\cs_generate_variant:Nn \__keys_variable_set:NnN { c }
\cs_new_protected:cpn { \c__keys_props_root_tl .bool_set:N } #1
{ \__keys_bool_set:NN #1 { } }
\cs_new_protected:cpn { \c__keys_props_root_tl .bool_gset:N } #1
{ \__keys_bool_set:NN #1 g }
\cs_new_protected:cpn { \c__keys_props_root_tl .bool_set_inverse:N } #1
{ \__keys_bool_set_inverse:NN #1 { } }
\cs_new_protected:cpn { \c__keys_props_root_tl .bool_gset_inverse:N } #1
{ \__keys_bool_set_inverse:NN #1 g }
\cs_new_protected_nopar:cpn { \c__keys_props_root_tl .choice: }
{ \__keys_choice_make: }
\cs_new_protected:cpn { \c__keys_props_root_tl .choices:nn } #1
{ \__keys_choices_make:nn #1 }
\cs_new_protected:cpn { \c__keys_props_root_tl .code:n } #1
{ \__keys_cmd_set:nn { \l_keys_path_tl } {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .code:x } #1
{ \__keys_cmd_set:nx { \l_keys_path_tl } {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .choice_code:n } #1
{ \__keys_choice_code_store:n {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .choice_code:x } #1
{ \__keys_choice_code_store:x {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .clist_set:N } #1
{ \__keys_variable_set:NnN #1 { clist } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .clist_set:c } #1
{ \__keys_variable_set:cnN {#1} { clist } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .clist_gset:N } #1
{ \__keys_variable_set:NnNN #1 { clist } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .clist_gset:c } #1
{ \__keys_variable_set:cnNN {#1} { clist } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .default:n } #1
{ \__keys_default_set:n {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .default:V } #1
{ \__keys_default_set:V #1 }
\cs_new_protected:cpn { \c__keys_props_root_tl .dim_set:N } #1
{ \__keys_variable_set:NnN #1 { dim } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .dim_set:c } #1
{ \__keys_variable_set:cnN {#1} { dim } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .dim_gset:N } #1
{ \__keys_variable_set:NnNN #1 { dim } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .dim_gset:c } #1
{ \__keys_variable_set:cnNN {#1} { dim } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .fp_set:N } #1
{ \__keys_variable_set:NnN #1 { fp } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .fp_set:c } #1
{ \__keys_variable_set:cnN {#1} { fp } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .fp_gset:N } #1
{ \__keys_variable_set:NnNN #1 { fp } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .fp_gset:c } #1
{ \__keys_variable_set:cnNN {#1} { fp } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .generate_choices:n } #1
{ \__keys_choices_generate:n {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .initial:n } #1
{ \__keys_initialise:n {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .initial:V } #1
{ \__keys_initialise:V #1 }
\cs_new_protected:cpn { \c__keys_props_root_tl .int_set:N } #1
{ \__keys_variable_set:NnN #1 { int } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .int_set:c } #1
{ \__keys_variable_set:cnN {#1} { int } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .int_gset:N } #1
{ \__keys_variable_set:NnNN #1 { int } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .int_gset:c } #1
{ \__keys_variable_set:cnNN {#1} { int } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .meta:n } #1
{ \__keys_meta_make:n {#1} }
\cs_new_protected:cpn { \c__keys_props_root_tl .meta:x } #1
{ \__keys_meta_make:x {#1} }
\cs_new_protected_nopar:cpn { \c__keys_props_root_tl .multichoice: }
{ \__keys_multichoice_make: }
\cs_new_protected:cpn { \c__keys_props_root_tl .multichoices:nn } #1
{ \__keys_multichoices_make:nn #1 }
\cs_new_protected:cpn { \c__keys_props_root_tl .skip_set:N } #1
{ \__keys_variable_set:NnN #1 { skip } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .skip_set:c } #1
{ \__keys_variable_set:cnN {#1} { skip } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .skip_gset:N } #1
{ \__keys_variable_set:NnNN #1 { skip } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .skip_gset:c } #1
{ \__keys_variable_set:cnNN {#1} { skip } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_set:N } #1
{ \__keys_variable_set:NnN #1 { tl } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_set:c } #1
{ \__keys_variable_set:cnN {#1} { tl } n }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_set_x:N } #1
{ \__keys_variable_set:NnN #1 { tl } x }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_set_x:c } #1
{ \__keys_variable_set:cnN {#1} { tl } x }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_gset:N } #1
{ \__keys_variable_set:NnNN #1 { tl } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_gset:c } #1
{ \__keys_variable_set:cnNN {#1} { tl } g n }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_gset_x:N } #1
{ \__keys_variable_set:NnNN #1 { tl } g x }
\cs_new_protected:cpn { \c__keys_props_root_tl .tl_gset_x:c } #1
{ \__keys_variable_set:cnNN {#1} { tl } g x }
\cs_new_protected_nopar:cpn { \c__keys_props_root_tl .value_forbidden: }
{ \__keys_value_requirement:n { forbidden } }
\cs_new_protected_nopar:cpn { \c__keys_props_root_tl .value_required: }
{ \__keys_value_requirement:n { required } }
\cs_new_protected:Npn \keys_set:nn
{ \__keys_set:onn { \l__keys_module_tl } }
\cs_new_protected:Npn \__keys_set:nnn #1#2#3
{
\tl_set:Nx \l__keys_module_tl { \tl_to_str:n {#2} }
\keyval_parse:NNn \__keys_set_elt:n \__keys_set_elt:nn {#3}
\tl_set:Nn \l__keys_module_tl {#1}
}
\cs_generate_variant:Nn \keys_set:nn { nV , nv , no }
\cs_generate_variant:Nn \__keys_set:nnn { o }
\cs_new_protected:Npn \keys_set_known:nnN
{ \__keys_set_known:onnN { \l__keys_module_tl } }
\cs_new_protected:Npn \__keys_set_known:nnnN #1#2#3#4
{
\tl_set:Nx \l__keys_module_tl { \tl_to_str:n {#2} }
\clist_clear:N \l__keys_unknown_clist
\cs_set_eq:NN \__keys_execute_unknown: \__keys_execute_unknown_alt:
\keyval_parse:NNn \__keys_set_elt:n \__keys_set_elt:nn {#3}
\cs_set_eq:NN \__keys_execute_unknown: \__keys_execute_unknown_std:
\tl_set:Nn \l__keys_module_tl {#1}
\clist_set_eq:NN #4 \l__keys_unknown_clist
}
\cs_generate_variant:Nn \keys_set_known:nnN { nV , nv , no }
\cs_generate_variant:Nn \__keys_set_known:nnnN { o }
\cs_new_protected:Npn \__keys_set_elt:n #1
{
\bool_set_true:N \l__keys_no_value_bool
\__keys_set_elt_aux:nn {#1} { }
}
\cs_new_protected:Npn \__keys_set_elt:nn #1#2
{
\bool_set_false:N \l__keys_no_value_bool
\__keys_set_elt_aux:nn {#1} {#2}
}
\cs_new_protected:Npn \__keys_set_elt_aux:nn #1#2
{
\tl_set:Nx \l_keys_key_tl { \tl_to_str:n {#1} }
\tl_set:Nx \l_keys_path_tl { \l__keys_module_tl / \l_keys_key_tl }
\__keys_value_or_default:n {#2}
\bool_if:nTF
{
\__keys_if_value_p:n { required } &&
\l__keys_no_value_bool
}
{
\__msg_kernel_error:nnx { kernel } { value-required }
{ \l_keys_path_tl }
}
{
\bool_if:nTF
{
\__keys_if_value_p:n { forbidden } &&
! \l__keys_no_value_bool
}
{
\__msg_kernel_error:nnxx { kernel } { value-forbidden }
{ \l_keys_path_tl } { \l_keys_value_tl }
}
{ \__keys_execute: }
}
}
\cs_new_protected:Npn \__keys_value_or_default:n #1
{
\tl_set:Nn \l_keys_value_tl {#1}
\bool_if:NT \l__keys_no_value_bool
{
\quark_if_no_value:cF { \c__keys_vars_root_tl \l_keys_path_tl .default }
{
\cs_if_exist:cT { \c__keys_vars_root_tl \l_keys_path_tl .default }
{
\tl_set_eq:Nc \l_keys_value_tl
{ \c__keys_vars_root_tl \l_keys_path_tl .default }
}
}
}
}
\prg_new_conditional:Npnn \__keys_if_value:n #1 { p }
{
\tl_if_eq:ccTF { c__keys_value_ #1 _tl }
{ \c__keys_vars_root_tl \l_keys_path_tl .req }
{ \prg_return_true: }
{ \prg_return_false: }
}
\cs_new_nopar:Npn \__keys_execute:
{ \__keys_execute:nn { \l_keys_path_tl } { \__keys_execute_unknown: } }
\cs_new_nopar:Npn \__keys_execute_unknown:
{
\__keys_execute:nn { \l__keys_module_tl / unknown }
{
\__msg_kernel_error:nnxx { kernel } { key-unknown }
{ \l_keys_path_tl } { \l__keys_module_tl }
}
}
\cs_new_eq:NN \__keys_execute_unknown_std: \__keys_execute_unknown:
\cs_new_nopar:Npn \__keys_execute_unknown_alt:
{
\clist_put_right:Nx \l__keys_unknown_clist
{
\exp_not:o \l_keys_key_tl
\bool_if:NF \l__keys_no_value_bool
{ = { \exp_not:o \l_keys_value_tl } }
}
}
\cs_new:Npn \__keys_execute:nn #1#2
{
\cs_if_exist:cTF { \c__keys_code_root_tl #1 }
{
\exp_args:Nc \exp_args:No { \c__keys_code_root_tl #1 }
\l_keys_value_tl
}
{#2}
}
\cs_new:Npn \__keys_choice_find:n #1
{
\__keys_execute:nn { \l_keys_path_tl / \tl_to_str:n {#1} }
{ \__keys_execute:nn { \l_keys_path_tl / unknown } { } }
}
\prg_new_conditional:Npnn \keys_if_exist:nn #1#2 { p , T , F , TF }
{
\cs_if_exist:cTF { \c__keys_code_root_tl #1 / #2 }
{ \prg_return_true: }
{ \prg_return_false: }
}
\prg_new_conditional:Npnn \keys_if_choice_exist:nnn #1#2#3 { p , T , F , TF }
{
\cs_if_exist:cTF { \c__keys_code_root_tl #1 / #2 / #3 }
{ \prg_return_true: }
{ \prg_return_false: }
}
\cs_new:Npn \keys_show:nn #1#2
{ \cs_show:c { \c__keys_code_root_tl #1 / \tl_to_str:n {#2} } }
\__msg_kernel_new:nnnn { kernel } { boolean-values-only }
{ Key~'#1'~accepts~boolean~values~only. }
{ The~key~'#1'~only~accepts~the~values~'true'~and~'false'. }
\__msg_kernel_new:nnnn { kernel } { choice-unknown }
{ Choice~'#2'~unknown~for~key~'#1'. }
{
The~key~'#1'~takes~a~limited~number~of~values.\\
The~input~given,~'#2',~is~not~on~the~list~accepted.
}
\__msg_kernel_new:nnnn { kernel } { generate-choices-before-code }
{ No~code~available~to~generate~choices~for~key~'#1'. }
{
\c_msg_coding_error_text_tl
Before~using~.generate_choices:n~the~code~should~be~defined~
with~'.choice_code:n'~or~'.choice_code:x'.
}
\__msg_kernel_new:nnnn { kernel } { key-no-property }
{ No~property~given~in~definition~of~key~'#1'. }
{
\c_msg_coding_error_text_tl
Inside~\keys_define:nn each~key~name
needs~a~property: \\
~ ~ #1 .<property> \\
LaTeX~did~not~find~a~'.'~to~indicate~the~start~of~a~property.
}
\__msg_kernel_new:nnnn { kernel } { key-unknown }
{ The~key~'#1'~is~unknown~and~is~being~ignored. }
{
The~module~'#2'~does~not~have~a~key~called~#1'.\\
Check~that~you~have~spelled~the~key~name~correctly.
}
\__msg_kernel_new:nnnn { kernel } { property-requires-value }
{ The~property~'#1'~requires~a~value. }
{
\c_msg_coding_error_text_tl
LaTeX~was~asked~to~set~property~'#2'~for~key~'#1'.\\
No~value~was~given~for~the~property,~and~one~is~required.
}
\__msg_kernel_new:nnnn { kernel } { property-unknown }
{ The~key~property~'#1'~is~unknown. }
{
\c_msg_coding_error_text_tl
LaTeX~has~been~asked~to~set~the~property~'#1'~for~key~'#2':~
this~property~is~not~defined.
}
\__msg_kernel_new:nnnn { kernel } { value-forbidden }
{ The~key~'#1'~does~not~taken~a~value. }
{
The~key~'#1'~should~be~given~without~a~value.\\
LaTeX~will~ignore~the~given~value~'#2'.
}
\__msg_kernel_new:nnnn { kernel } { value-required }
{ The~key~'#1'~requires~a~value. }
{
The~key~'#1'~must~have~a~value.\\
No~value~was~present:~the~key~will~be~ignored.
}
%%
%%
%% End of file `l3keys.sty'.
Zerion Mini Shell 1.0