Document convert_text_line(), convert_pre_line(), and convert_pre_toggle_line()

1 files changed, 14 insertions, 1 deletions

diff --git a/src/gemini2html.c b/src/gemini2html.c
index 40621a0..9f0f3fb 100644
--- a/src/gemini2html.c
+++ b/src/gemini2html.c
@@ -156,15 +156,28 @@ enum linetype getlinetype(const char* line, const bool pre_is_toggled) {
     else                          return Text;
 }
 
+/* Converts text line to HTML.
+ * 
+ * If the text line is empty except for a newline, "<br/>\n" is returned.
+ * Otherwise the escaped text line is returned.
+ */
 char* convert_text_line(const char* line, const size_t size) {
     if (line[0] == '\n') return escape_text_add_tags("", "", "<br/>", 0);
     else return escape_text_add_tags("<p>", line, "</p>", size);
 }
 
+/* Converts the preformatted text line to HTML.
+ * 
+ * Returns the escaped preformatted text line.
+ */
 char* convert_pre_line(const char* line, const size_t size) {
     return escape_text_add_tags("", line, "", size);
 }
 
+/* Converts the preformatting toggle line to HTML.
+ * 
+ * Returns the empty string. Preformatting toggle lines aren't to be displayed.
+ */
 char* convert_pre_toggle_line(const char* line, const size_t size) {
     return strdup("");
 }
@@ -174,7 +187,7 @@ char* convert_link_line(const char* line, const size_t size) {
     size_t before_link = 2;
     skip_whitespace(line, &before_link);
 
-    if (line[before_link] == '\0' || line[before_link] == '\n') return strdup("<a></a>\n");
+    if (line[before_link] == '\0' || line[before_link] == '\n') return escape_text_add_tags("<a>", "", "</a>", 0);
 
     /* find end of link */
     size_t after_link = before_link;