From b17ed569c4a9c22ef75bd6ffaf4a50a9bb8ec379 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Michael=20G=C3=B6hler?= <github@nixhub.de>
Date: Sun, 7 Feb 2016 00:32:42 +0100
Subject: [PATCH] continue fenced code blocks across empty lines, #96

---
 src/parser.c |  5 +++++
 src/viewer.c | 17 +++++++++++++----
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/src/parser.c b/src/parser.c
index 9d8e2ef..c2ccb0a 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -340,6 +340,11 @@ int markdown_analyse(cstring_t *text, int prev) {
     // return IS_EMPTY on null pointers
     if(!text || !text->value) {
         SET_BIT(bits, IS_EMPTY);
+
+        // continue fenced code blocks across empty lines
+        if(num_tilde_characters > 0)
+            SET_BIT(bits, IS_CODE);
+
         return bits;
     }
 
diff --git a/src/viewer.c b/src/viewer.c
index ea33584..43a0733 100644
--- a/src/viewer.c
+++ b/src/viewer.c
@@ -510,16 +510,25 @@ int ncurses_display(deck_t *deck, int notrans, int nofade, int invert, int reloa
 
 void add_line(WINDOW *window, int y, int x, line_t *line, int max_cols, int colors) {
 
-    if(!line->text->value) {
-        return;
-    }
-
     int i; // increment
     int offset = 0; // text offset
 
     // move the cursor in position
     wmove(window, y, x);
 
+    if(!line->text->value) {
+
+        // fill rest off line with spaces if we are in a code block
+        if(CHECK_BIT(line->bits, IS_CODE) && colors) {
+            wattron(window, COLOR_PAIR(CP_BLACK));
+            for(i = getcurx(window) - x; i < max_cols; i++)
+                wprintw(window, "%s", " ");
+        }
+
+        // do nothing
+        return;
+    }
+
     // IS_UNORDERED_LIST_3
     if(CHECK_BIT(line->bits, IS_UNORDERED_LIST_3)) {
         offset = next_nonblank(line->text, 0);
-- 
2.20.1