Add a way to ignore hard line breaks in Markdown builds (#944)

novelwriter/core/buildsettings.py

@@ -81,6 +81,7 @@ SETTINGS_TEMPLATE = {
     "odt.addColours":         (bool, True),
     "odt.pageHeader":         (str, nwHeadFmt.ODT_AUTO),
     "odt.pageCountOffset":    (int, 0),
+    "md.preserveBreaks":      (bool, True),
     "html.addStyles":         (bool, True),
     "html.preserveTabs":      (bool, False),
 }
@@ -131,6 +132,9 @@ SETTINGS_LABELS = {
     "odt.pageHeader":         QT_TRANSLATE_NOOP("Builds", "Page Header"),
     "odt.pageCountOffset":    QT_TRANSLATE_NOOP("Builds", "Page Counter Offset"),
 
+    "md":                     QT_TRANSLATE_NOOP("Builds", "Markdown (.md)"),
+    "md.preserveBreaks":      QT_TRANSLATE_NOOP("Builds", "Preserve Hard Line Breaks"),
+
     "html":                   QT_TRANSLATE_NOOP("Builds", "HTML (.html)"),
     "html.addStyles":         QT_TRANSLATE_NOOP("Builds", "Add CSS Styles"),
     "html.preserveTabs":      QT_TRANSLATE_NOOP("Builds", "Preserve Tab Characters"),

novelwriter/core/docbuild.py

@@ -192,6 +192,8 @@ class NWBuildDocument:
         if self._build.getBool("format.replaceTabs"):
             makeObj.replaceTabs(nSpaces=4, spaceChar=" ")
 
+        makeObj.setPreserveBreaks(self._build.getBool("md.preserveBreaks"))
+
         for i, tHandle in enumerate(self._queue):
             self._error = None
             if filtered.get(tHandle, (False, 0))[0]:

novelwriter/core/tomd.py

@@ -49,6 +49,7 @@ class ToMarkdown(Tokenizer):
         super().__init__(project)
         self._genMode = self.M_STD
         self._fullMD: list[str] = []
+        self._preserveBreaks = True
         return
 
     ##
@@ -74,6 +75,11 @@ class ToMarkdown(Tokenizer):
         self._genMode = self.M_EXT
         return
 
+    def setPreserveBreaks(self, state: bool) -> None:
+        """Preserve line breaks in paragraphs."""
+        self._preserveBreaks = state
+        return
+
     ##
     #  Class Methods
     ##
@@ -125,12 +131,13 @@ class ToMarkdown(Tokenizer):
 
         para = []
         lines = []
+        lineSep = "  \n" if self._preserveBreaks else " "
 
         for tType, _, tText, tFormat, tStyle in self._tokens:
 
             if tType == self.T_EMPTY:
                 if len(para) > 0:
-                    tTemp = ("  \n".join(para)).rstrip(" ")
+                    tTemp = (lineSep.join(para)).rstrip(" ")
                     lines.append(f"{tTemp}\n\n")
                 para = []