*, + and - are equivalent for making unordered bullet lists as per https://spec-md.com/#sec-Lists

Modified tests and documentation to reflect that.

AUTHORS

@@ -6,3 +6,5 @@ a license to everyone to use it as detailed in LICENSE.)
 
 M. Petra Baranski (info@progsource.de)
 Patrick José Pereira (patrickelectric@gmail.com)
+Martin Kopecky (martin.kopecky357@gmail.com)
+

docs/definitions.md

@@ -44,11 +44,13 @@ results in
 ## Lists
 
 ### unordered
+Characters "*", "+" or "-" to make an unordered "bullet" list are equivalent.
+
 ```
 
-* unordered
+- unordered
 * list
-* items
++ items
 
 ```
 results in
@@ -66,8 +68,8 @@ results in
   * list
   * items
     * in
-    * an
-  * hierarchy
+    + an
+  - hierarchy
 
 ```
 results in

include/maddy/unorderedlistparser.h

@@ -54,7 +54,7 @@ public:
   static bool
   IsStartingLine(const std::string& line)
   {
-    static std::regex re("^[\\*-] .*");
+    static std::regex re("^[+*-] .*");
     return std::regex_match(line, re);
   }
 
@@ -89,7 +89,7 @@ protected:
     bool isStartOfNewListItem = IsStartingLine(line);
     uint32_t indentation = getIndentationWidth(line);
 
-    static std::regex lineRegex("^([\\*-] )");
+    static std::regex lineRegex("^([+*-] )");
     line = std::regex_replace(line, lineRegex, "");
 
     if (!this->isStarted)

tests/maddy/test_maddy_unorderedlistparser.cpp

@@ -55,9 +55,14 @@ TEST_F(MADDY_UNORDEREDLISTPARSER, ItReplacesMarkdownWithAnHtmlUnorderedList)
   std::vector<std::string> markdown = {
     "* a"
     , "* b"
+	, "- c"
+	, "- d"
+	, "+ e"
+	, "+ f"
+	, "* g"
     , ""
   };
-  std::string expected = "<ul><li>a</li><li>b</li></ul>";
+  std::string expected = "<ul><li>a</li><li>b</li><li>c</li><li>d</li><li>e</li><li>f</li><li>g</li></ul>";
 
   for (std::string md : markdown)
   {
@@ -80,9 +85,12 @@ TEST_F(MADDY_UNORDEREDLISTPARSER, ItReplacesMarkdownWithAnHierachicalHtmlList)
     , "  * e"
     , "* b"
     , "  * c"
+	, "  + x"
+	, "  + y"
+	, "  - z"
     , ""
   };
-  std::string expected = "<ul><li>a<ul><li>d</li><li>e</li></ul></li><li>b<ul><li>c</li></ul></li></ul>";
+  std::string expected = "<ul><li>a<ul><li>d</li><li>e</li></ul></li><li>b<ul><li>c</li><li>x</li><li>y</li><li>z</li></ul></li></ul>";
 
   for (std::string md : markdown)
   {