Parse post command argument insets (bug #8473)

This is now very easy with the new InsetArgument infrastructure.

src/tex2lyx/Makefile.am

@@ -34,6 +34,7 @@ TEST_FILES = \
 	test/foo.png \
 	test/test-insets.tex \
 	test/test.ltx \
+	test/test-memoir.tex \
 	test/test-modules.tex \
 	test/test-refstyle-theorems.tex \
 	test/test-scr.tex \
@@ -53,6 +54,7 @@ TEST_RESULTS = \
 	test/Dummy~Document.lyx.lyx \
 	test/test-insets.lyx.lyx \
 	test/test.lyx.lyx \
+	test/test-memoir.lyx.lyx \
 	test/test-modules.lyx.lyx \
 	test/test-refstyle-theorems.lyx.lyx \
 	test/test-scr.lyx.lyx \

src/tex2lyx/test/CMakeLists.txt

@@ -15,6 +15,7 @@ set(_tex_tests test.ltx
                CJK.tex
                CJKutf8.tex
                test-insets.tex
+               test-memoir.tex
                test-modules.tex
                test-refstyle-theorems.tex
                test-scr.tex

src/tex2lyx/test/runtests.py

@@ -75,6 +75,7 @@ def main(argv):
                  'CJK.tex', \
                  'CJKutf8.tex', \
                  'test-insets.tex', \
+                 'test-memoir.tex', \
                  'test-modules.tex', \
                  'test-refstyle-theorems.tex', \
                  'test-scr.tex', \

src/tex2lyx/test/test-memoir.lyx.lyx

@@ -0,0 +1,95 @@
+#LyX file created by tex2lyx 2.2
+\lyxformat 479
+\begin_document
+\begin_header
+\textclass memoir
+\begin_preamble
+
+
+\usepackage{babel}
+
+\end_preamble
+\options oldfontcommands
+\use_default_options false
+\maintain_unincluded_children false
+\language english
+\language_package default
+\inputencoding iso8859-15
+\fontencoding T1
+\font_roman default
+\font_sans default
+\font_typewriter default
+\font_math auto
+\font_default_family default
+\use_non_tex_fonts false
+\font_sc false
+\font_osf false
+\font_sf_scale 100
+\font_tt_scale 100
+\graphics default
+\default_output_format default
+\output_sync 0
+\bibtex_command default
+\index_command default
+\paperfontsize default
+\spacing single
+\use_hyperref false
+\papersize default
+\use_geometry false
+\use_package amsmath 1
+\use_package amssymb 0
+\use_package cancel 0
+\use_package esint 1
+\use_package mathdots 0
+\use_package mathtools 0
+\use_package mhchem 0
+\use_package stackrel 0
+\use_package stmaryrd 0
+\use_package undertilde 0
+\cite_engine basic
+\cite_engine_type default
+\biblio_style plain
+\use_bibtopic false
+\use_indices false
+\paperorientation portrait
+\suppress_date false
+\justification true
+\use_refstyle 0
+\index Index
+\shortcut idx
+\color #008000
+\end_index
+\secnumdepth 3
+\tocdepth 3
+\paragraph_separation indent
+\paragraph_indentation default
+\quotes_language english
+\papercolumns 1
+\papersides 1
+\paperpagestyle default
+\tracking_changes false
+\output_changes false
+\html_math_output 0
+\html_css_as_file 0
+\html_be_strict false
+\end_header
+
+\begin_body
+
+\begin_layout Epigraph
+epigraph
+\begin_inset Argument post:1
+status collapsed
+
+
+\begin_layout Standard
+source
+\end_layout
+
+\end_inset
+
+
+\end_layout
+
+\end_body
+\end_document

src/tex2lyx/test/test-memoir.tex

@@ -0,0 +1,10 @@
+\documentclass[oneside,english,oldfontcommands]{memoir}
+\usepackage[T1]{fontenc}
+\usepackage[latin9]{inputenc}
+
+\usepackage{babel}
+\begin{document}
+
+\epigraph{epigraph}{source}
+
+\end{document}

src/tex2lyx/text.cpp

@@ -47,7 +47,7 @@ namespace lyx {
 
 namespace {
 
-void output_arguments(ostream &, Parser &, bool, bool, Context &,
+void output_arguments(ostream &, Parser &, bool, bool, bool, Context &,
                       Layout::LaTeXArgMap const &);
 
 }
@@ -64,8 +64,12 @@ void parse_text_in_inset(Parser & p, ostream & os, unsigned flags, bool outer,
 	else
 		newcontext.font = context.font;
 	if (layout)
-		output_arguments(os, p, outer, false, newcontext, layout->latexargs());
+		output_arguments(os, p, outer, false, false, newcontext,
+		                 layout->latexargs());
 	parse_text(p, os, flags, outer, newcontext);
+	if (layout)
+		output_arguments(os, p, outer, false, true, newcontext,
+		                 layout->postcommandargs());
 	newcontext.check_end_layout(os);
 }
 
@@ -623,7 +627,7 @@ void skip_spaces_braces(Parser & p, bool keepws = false)
 }
 
 
-void output_arguments(ostream & os, Parser & p, bool outer, bool need_layout,
+void output_arguments(ostream & os, Parser & p, bool outer, bool need_layout, bool post,
                       Context & context, Layout::LaTeXArgMap const & latexargs)
 {
 	if (need_layout) {
@@ -646,6 +650,8 @@ void output_arguments(ostream & os, Parser & p, bool outer, bool need_layout,
 				need_layout = false;
 			}
 			begin_inset(os, "Argument ");
+			if (post)
+				os << "post:";
 			os << i << "\nstatus collapsed\n\n";
 			parse_text_in_inset(p, os, FLAG_BRACE_LAST, outer, context);
 			end_inset(os);
@@ -659,6 +665,8 @@ void output_arguments(ostream & os, Parser & p, bool outer, bool need_layout,
 				need_layout = false;
 			}
 			begin_inset(os, "Argument ");
+			if (post)
+				os << "post:";
 			os << i << "\nstatus collapsed\n\n";
 			parse_text_in_inset(p, os, FLAG_BRACK_LAST, outer, context);
 			end_inset(os);
@@ -691,8 +699,11 @@ void output_command_layout(ostream & os, Parser & p, bool outer,
 		context.need_end_deeper = true;
 	}
 	context.check_deeper(os);
-	output_arguments(os, p, outer, true, context, context.layout->latexargs());
+	output_arguments(os, p, outer, true, false, context,
+	                 context.layout->latexargs());
 	parse_text(p, os, FLAG_ITEM, outer, context);
+	output_arguments(os, p, outer, false, true, context,
+	                 context.layout->postcommandargs());
 	context.check_end_layout(os);
 	if (parent_context.deeper_paragraph) {
 		// We must suppress the "end deeper" because we
@@ -1671,10 +1682,13 @@ void parse_environment(Parser & p, ostream & os, bool outer,
 		// Unfortunately LyX can't handle arguments of list arguments (bug 7468):
 		// It is impossible to place anything after the environment name,
 		// but before the first \\item.
-		if (context.layout->latextype == LATEX_ENVIRONMENT) {
-			output_arguments(os, p, outer, false, context, context.layout->latexargs());
-		}
+		if (context.layout->latextype == LATEX_ENVIRONMENT)
+			output_arguments(os, p, outer, false, false, context,
+			                 context.layout->latexargs());
 		parse_text(p, os, FLAG_END, outer, context);
+		if (context.layout->latextype == LATEX_ENVIRONMENT)
+			output_arguments(os, p, outer, false, true, context,
+			                 context.layout->postcommandargs());
 		context.check_end_layout(os);
 		if (parent_context.deeper_paragraph) {
 			// We must suppress the "end deeper" because we