From e14f6ed69e23c10ed7088ce26586d67a7cf0a5d6 Mon Sep 17 00:00:00 2001
From: Peter Dimov <pdimov@gmail.com>
Date: Tue, 15 Feb 2022 20:48:18 +0200
Subject: [PATCH] Add line numbers to examples, highlight throw line

---
 doc/examples.adoc             | 20 ++++++++++++--------
 doc/index-docinfo-footer.html |  3 +++
 2 files changed, 15 insertions(+), 8 deletions(-)

diff --git a/doc/examples.adoc b/doc/examples.adoc
index 105a0dd..aa4f52c 100644
--- a/doc/examples.adoc
+++ b/doc/examples.adoc
@@ -14,7 +14,8 @@ http://www.boost.org/LICENSE_1_0.txt
 
 Demonstrates the use of `BOOST_THROW_EXCEPTION`.
 
-```
+[source,c++,linenums,highlight=8]
+----
 #include <boost/throw_exception.hpp>
 #include <boost/exception/diagnostic_information.hpp>
 #include <stdexcept>
@@ -36,7 +37,7 @@ int main()
         std::cerr << boost::diagnostic_information( x ) << std::endl;
     }
 }
-```
+----
 
 Sample output:
 
@@ -54,7 +55,8 @@ unnecessary code duplication. The source location is passed
 explicitly to the helper function so that it can still record the
 logical throw point, instead of always pointing into the helper.
 
-```
+[source,c++,linenums,highlight=31]
+----
 #include <boost/throw_exception.hpp>
 #include <boost/lexical_cast.hpp>
 #include <boost/exception/diagnostic_information.hpp>
@@ -101,7 +103,7 @@ int main()
         std::cerr << boost::diagnostic_information( x ) << std::endl;
     }
 }
-```
+----
 
 Sample output:
 
@@ -117,7 +119,8 @@ This example demonstrates a trivial use of `boost::throw_with_location`. Since
 a source location is not supplied, the location of the call to
 `boost::throw_with_location` is implicitly captured.
 
-```
+[source,c++,linenums,highlight=9]
+----
 #include <boost/throw_exception.hpp>
 #include <boost/core/verbose_terminate_handler.hpp>
 #include <stdexcept>
@@ -139,7 +142,7 @@ int main()
 
     return f1( -4 );
 }
-```
+----
 
 Sample output:
 
@@ -164,7 +167,8 @@ in the program, this is usually what we want, because it enables us to
 identify the throwing call, rather than merely to know that it was `f2`
 that threw.
 
-```
+[source,c++,linenums,highlight=38]
+----
 #include <boost/throw_exception.hpp>
 #include <boost/core/verbose_terminate_handler.hpp>
 #include <stdexcept>
@@ -204,7 +208,7 @@ int main()
 
     return f1( 3 ) + f2( -11 );
 }
-```
+----
 
 Sample output:
 
diff --git a/doc/index-docinfo-footer.html b/doc/index-docinfo-footer.html
index 51969f4..15563d2 100644
--- a/doc/index-docinfo-footer.html
+++ b/doc/index-docinfo-footer.html
@@ -3,4 +3,7 @@
 *:not(pre)>code { background: none; color: #600000; }
 :not(pre):not([class^=L])>code { background: none; color: #600000; }
 
+pre.rouge .hll { background-color: #ffd; }
+pre.rouge .hll * { background-color: initial; }
+
 </style>