Add softBreakAddsNewLine option for SpannableConfiguration

library/src/main/java/ru/noties/markwon/SpannableConfiguration.java

@@ -32,6 +32,7 @@ public class SpannableConfiguration {
     private final SpannableHtmlParser htmlParser;
     private final ImageSizeResolver imageSizeResolver;
     private final SpannableFactory factory; // @since 1.1.0
+    private final boolean softBreakAddsNewLine; // @since 1.1.1
 
     private SpannableConfiguration(@NonNull Builder builder) {
         this.theme = builder.theme;
@@ -42,6 +43,7 @@ public class SpannableConfiguration {
         this.htmlParser = builder.htmlParser;
         this.imageSizeResolver = builder.imageSizeResolver;
         this.factory = builder.factory;
+        this.softBreakAddsNewLine = builder.softBreakAddsNewLine;
     }
 
     @NonNull
@@ -84,6 +86,15 @@ public class SpannableConfiguration {
         return factory;
     }
 
+    /**
+     * @return a flag indicating if soft break should be treated as a hard
+     * break and thus adding a new line instead of adding a white space
+     * @since 1.1.1
+     */
+    public boolean softBreakAddsNewLine() {
+        return softBreakAddsNewLine;
+    }
+
     @SuppressWarnings("unused")
     public static class Builder {
 
@@ -95,7 +106,8 @@ public class SpannableConfiguration {
         private UrlProcessor urlProcessor;
         private SpannableHtmlParser htmlParser;
         private ImageSizeResolver imageSizeResolver;
-        private SpannableFactory factory;
+        private SpannableFactory factory; // @since 1.1.0
+        private boolean softBreakAddsNewLine; // @since 1.1.1
 
         Builder(@NonNull Context context) {
             this.context = context;
@@ -155,6 +167,19 @@ public class SpannableConfiguration {
             return this;
         }
 
+        /**
+         * @param softBreakAddsNewLine a flag indicating if soft break should be treated as a hard
+         *                             break and thus adding a new line instead of adding a white space
+         * @return self
+         * @see <a href="https://spec.commonmark.org/0.28/#soft-line-breaks">spec</a>
+         * @since 1.1.1
+         */
+        @NonNull
+        public Builder softBreakAddsNewLine(boolean softBreakAddsNewLine) {
+            this.softBreakAddsNewLine = softBreakAddsNewLine;
+            return this;
+        }
+
         @NonNull
         public SpannableConfiguration build() {
 

library/src/main/java/ru/noties/markwon/renderer/SpannableMarkdownVisitor.java

@@ -256,9 +256,13 @@ public class SpannableMarkdownVisitor extends AbstractVisitor {
 
     @Override
     public void visit(SoftLineBreak softLineBreak) {
-        // at first here was a new line, but here should be a space char
+        // @since 1.1.1 there is an option to treat soft break as a hard break (thus adding new line)
+        if (configuration.softBreakAddsNewLine()) {
+            newLine();
+        } else {
             builder.append(' ');
         }
+    }
 
     @Override
     public void visit(HardLineBreak hardLineBreak) {