Fix indentation, add output in documentation

Author: mmhelloworld

docs/source/ffi/calling-idris-from-java.rst

@@ -17,7 +17,7 @@ Exporting Idris Functions
             "returnType": "String"
         }
         """
-    exportStringReplicate :Nat -> Char -> String
+    exportStringReplicate : Nat -> Char -> String
     exportStringReplicate = String.replicate
 
 This code exports ``replicate`` function from ``Data.String`` Idris module. The export block starting with ``%export``
@@ -87,7 +87,7 @@ integers which Java code shouldn't rely on.
       idris/data/List
       helloworld/Color
       """
-  typeExports: List String
+  typeExports : List String
   typeExports = []
 
 Similar to ``jvmExports`` block explained above, ``typeExports`` is a special export function that exports Idris types
@@ -112,7 +112,7 @@ Exporting Idris functions with Generic Types
         jvm:export
         IdrisList
         """
-    typeExports: List String
+    typeExports : List String
     typeExports = []
 
     %export """
@@ -239,7 +239,7 @@ Here is a complete example in Idris and Java:
       Show
       Color
       """
-  typeExports: List String
+  typeExports : List String
   typeExports = []
 
   %export """
@@ -462,6 +462,20 @@ Java calling the Idris functions:
 
     }
 
+This is the output:
+
+.. code-block:: text
+
+    [23, 45]
+    ["foo", "bar"]
+    [Red, Blue]
+    Green
+    Blue
+    Just Green
+    Nothing
+    AAAAAAAAAA
+
+
 Here line numbers 29-33 retrieve type class instances for different types and the instances are passed in the lines
 below when ``show`` function is called. Another thing to note here is that when we call generic Idris functions, Idris
 types that are wrapped in Java types needs to be converted before passing to Idris functions. For example, line 23