From d764d0b4b89203d30fbd97c5ea414b4dee46d418 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fabr=C3=ADcio=20Cabral?= <fabriciofx@gmail.com>
Date: Tue, 3 Nov 2020 22:38:00 -0300
Subject: [PATCH] #1445: Add type to ctor (PECS)

---
 src/main/java/org/cactoos/scalar/ScalarOf.java | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/src/main/java/org/cactoos/scalar/ScalarOf.java b/src/main/java/org/cactoos/scalar/ScalarOf.java
index 31ec8af4fa..ce89472253 100644
--- a/src/main/java/org/cactoos/scalar/ScalarOf.java
+++ b/src/main/java/org/cactoos/scalar/ScalarOf.java
@@ -31,8 +31,8 @@
 /**
  * ScalarOf.
  *
- * @param <X> Element type
- * @param <T> Element type
+ * @param <X> Input element type
+ * @param <T> Output element type
  * @since 0.4
  */
 public final class ScalarOf<X, T> extends ScalarEnvelope<T> {
@@ -56,9 +56,14 @@ public ScalarOf(final Runnable runnable, final T result) {
      * @param proc Encapsulated proc
      * @param ipt Input
      * @param result Result to return
+     * @param <X> Input element type
      * @since 0.41
      */
-    public ScalarOf(final Proc<? super X> proc, final X ipt, final T result) {
+    public <X> ScalarOf(
+        final Proc<? super X> proc,
+        final X ipt,
+        final T result
+    ) {
         this(new FuncOf<>(proc, result), ipt);
     }
 
@@ -66,9 +71,10 @@ public ScalarOf(final Proc<? super X> proc, final X ipt, final T result) {
      * Ctor.
      * @param fnc Encapsulated func
      * @param ipt Input
+     * @param <X> Input element type
      * @since 0.41
      */
-    public ScalarOf(final Func<? super X, T> fnc, final X ipt) {
+    public <X> ScalarOf(final Func<? super X, ? extends T> fnc, final X ipt) {
         this(() -> fnc.apply(ipt));
     }