New internal option for trailing space

Author: znorman-harris

libs/assembling/assembler/src/lib/assembler.ts

@@ -80,5 +80,5 @@ export function Assembler<T extends FormatterType>(
   const lf = useOptions?.eol === 'crlf' ? '\r\n' : '\n';
 
   // combine strings and return
-  return strings.join(lf) + lf;
+  return strings.join(lf) + (useOptions.trailingSpace ? lf : '');
 }

libs/assembling/config/src/lib/assembler.interface.ts

@@ -82,6 +82,8 @@ export interface IAssemblerInputOptions<T extends FormatterType>
   style: Partial<ICodeStyle>;
   /** Do we process the code as if we know nothing about the source? */
   vanilla?: boolean;
+  /** Do we have a trailing space or not? */
+  trailingSpace?: boolean;
 }
 
 /**
@@ -105,4 +107,5 @@ export const DEFAULT_ASSEMBLER_OPTIONS: IAssemblerOptions<FiddleFormatter> = {
   autoDoc: false,
   styleAndFormat: true,
   spaceOffset: 0,
+  trailingSpace: true,
 };