Reduce code duplication down to 15 lines per piece

.github/workflows/simian.yml

@@ -22,4 +22,4 @@ jobs:
           distribution: 'temurin'
           java-version: 17
       - run: wget --quiet http://public.yegor256.com/simian.jar -O /tmp/simian.jar
-      - run: java -jar /tmp/simian.jar -threshold=19 "-excludes=**/gen" "-excludes=**/it" "**/*.java"
+      - run: java -jar /tmp/simian.jar -threshold=15 "-excludes=**/gen" "-excludes=**/it" "**/*.java"

eo-maven-plugin/src/main/java/org/eolang/maven/util/HmBase.java

@@ -33,7 +33,6 @@
 import org.cactoos.Input;
 import org.cactoos.Text;
 import org.cactoos.bytes.BytesOf;
-import org.cactoos.io.InputOf;
 import org.cactoos.io.OutputTo;
 import org.cactoos.io.TeeInput;
 import org.cactoos.scalar.IoChecked;
@@ -51,6 +50,11 @@ public final class HmBase implements Home {
      */
     private final Path cwd;
 
+    /**
+     * Home with "save" functionality.
+     */
+    private final Home origin;
+
     /**
      * Ctor.
      *
@@ -63,63 +67,68 @@ public HmBase(final File file) {
     /**
      * Ctor.
      *
-     * @param path Path
+     * @param pth Path
      */
-    public HmBase(final Path path) {
-        this.cwd = path;
+    public HmBase(final Path pth) {
+        this.cwd = pth;
+        this.origin = new HmSave(
+            (input, path) -> {
+                final Path target = this.absolute(this.onlyRelative(path));
+                if (target.toFile().getParentFile().mkdirs()) {
+                    Logger.debug(
+                        this, "Directory created: %s",
+                        new Rel(target.getParent())
+                    );
+                }
+                try {
+                    final long bytes = new IoChecked<>(
+                        new LengthOf(
+                            new TeeInput(
+                                input,
+                                new OutputTo(target)
+                            )
+                        )
+                    ).value();
+                    Logger.debug(
+                        HmBase.class, "File %s saved (%d bytes)",
+                        target, bytes
+                    );
+                } catch (final IOException ex) {
+                    throw new IOException(
+                        String.format(
+                            "Failed while trying to save to %s",
+                            target
+                        ),
+                        ex
+                    );
+                }
+            }
+        );
     }
 
     @Override
     public void save(final String str, final Path path) throws IOException {
-        this.save(new InputOf(str), path);
+        this.origin.save(str, path);
     }
 
     @Override
     public void save(final Text txt, final Path path) throws IOException {
-        this.save(new InputOf(txt), path);
+        this.origin.save(txt, path);
     }
 
     @Override
-    public void save(final InputStream stream, final Path path) throws IOException {
-        this.save(new InputOf(stream), path);
+    public void save(final InputStream stream, final Path path) throws IOException  {
+        this.origin.save(stream, path);
     }
 
     @Override
-    public void save(final byte[] bytes, final Path path) throws IOException {
-        this.save(new InputOf(bytes), path);
+    public void save(final byte[] bytes, final Path path) throws IOException  {
+        this.origin.save(bytes, path);
     }
 
     @Override
     public void save(final Input input, final Path path) throws IOException {
-        final Path target = this.absolute(this.onlyRelative(path));
-        if (target.toFile().getParentFile().mkdirs()) {
-            Logger.debug(
-                this, "Directory created: %s",
-                new Rel(target.getParent())
-            );
-        }
-        try {
-            final long bytes = new IoChecked<>(
-                new LengthOf(
-                    new TeeInput(
-                        input,
-                        new OutputTo(target)
-                    )
-                )
-            ).value();
-            Logger.debug(
-                HmBase.class, "File %s saved (%d bytes)",
-                target, bytes
-            );
-        } catch (final IOException ex) {
-            throw new IOException(
-                String.format(
-                    "Failed while trying to save to %s",
-                    target
-                ),
-                ex
-            );
-        }
+        this.origin.save(input, path);
     }
 
     @Override

eo-maven-plugin/src/main/java/org/eolang/maven/util/HmOptional.java

@@ -30,7 +30,6 @@
 import org.cactoos.Bytes;
 import org.cactoos.Input;
 import org.cactoos.Text;
-import org.cactoos.io.InputOf;
 
 /**
  * Location for files that saves optionally.
@@ -43,6 +42,11 @@ public final class HmOptional implements Home {
      */
     private final Home origin;
 
+    /**
+     * Home with "save" functionality.
+     */
+    private final Home sve;
+
     /**
      * Rewrite files or not.
      */
@@ -57,36 +61,41 @@ public final class HmOptional implements Home {
     public HmOptional(final Home home, final boolean rwte) {
         this.origin = home;
         this.rewrite = rwte;
+        this.sve = new HmSave(
+            (input, path) -> {
+                final Path target = this.absolute(this.onlyRelative(path));
+                if (!target.toFile().exists() || this.rewrite) {
+                    this.origin.save(input, path);
+                } else {
+                    Logger.info(this, "Rewriting of the %s file was skipped", target);
+                }
+            }
+        );
     }
 
     @Override
     public void save(final String str, final Path path) throws IOException {
-        this.save(new InputOf(str), path);
+        this.sve.save(str, path);
     }
 
     @Override
     public void save(final Text txt, final Path path) throws IOException {
-        this.save(new InputOf(txt), path);
+        this.sve.save(txt, path);
     }
 
     @Override
-    public void save(final InputStream stream, final Path path) throws IOException {
-        this.save(new InputOf(stream), path);
+    public void save(final InputStream stream, final Path path) throws IOException  {
+        this.sve.save(stream, path);
     }
 
     @Override
-    public void save(final byte[] bytes, final Path path) throws IOException {
-        this.save(new InputOf(bytes), path);
+    public void save(final byte[] bytes, final Path path) throws IOException  {
+        this.sve.save(bytes, path);
     }
 
     @Override
     public void save(final Input input, final Path path) throws IOException {
-        final Path target = this.absolute(this.onlyRelative(path));
-        if (!target.toFile().exists() || this.rewrite) {
-            this.origin.save(input, path);
-        } else {
-            Logger.info(this, "Rewriting of the %s file was skipped", target);
-        }
+        this.sve.save(input, path);
     }
 
     @Override

eo-maven-plugin/src/main/java/org/eolang/maven/util/HmSave.java

@@ -0,0 +1,100 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2016-2024 Objectionary.com
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package org.eolang.maven.util;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Path;
+import org.cactoos.BiProc;
+import org.cactoos.Bytes;
+import org.cactoos.Input;
+import org.cactoos.Text;
+import org.cactoos.io.InputOf;
+import org.cactoos.proc.IoCheckedBiProc;
+
+/**
+ * Home that defines the logic of saving different types of data to files.
+ *
+ * @since 0.37.0
+ */
+public final class HmSave implements Home {
+    /**
+     * BiProc with two arguments for saving {@link Input} from first argument to file from second.
+     */
+    private final IoCheckedBiProc<Input, Path> sve;
+
+    /**
+     * Ctor.
+     *
+     * @param save BiProc for saving {@link Input} to file.
+     */
+    public HmSave(final BiProc<Input, Path> save) {
+        this.sve = new IoCheckedBiProc<>(save);
+    }
+
+    @Override
+    public void save(final String str, final Path path) throws IOException {
+        this.save(new InputOf(str), path);
+    }
+
+    @Override
+    public void save(final Text txt, final Path path) throws IOException {
+        this.save(new InputOf(txt), path);
+    }
+
+    @Override
+    public void save(final InputStream stream, final Path path) throws IOException {
+        this.save(new InputOf(stream), path);
+    }
+
+    @Override
+    public void save(final byte[] bytes, final Path path) throws IOException {
+        this.save(new InputOf(bytes), path);
+    }
+
+    @Override
+    public void save(final Input input, final Path path) throws IOException {
+        this.sve.exec(input, path);
+    }
+
+    @Override
+    public boolean exists(final Path path) {
+        throw new IllegalStateException("Should never happen");
+    }
+
+    @Override
+    public Bytes load(final Path path) throws IOException {
+        throw new IllegalStateException("Should never happen");
+    }
+
+    @Override
+    public Path absolute(final Path path) {
+        throw new IllegalStateException("Should never happen");
+    }
+
+    @Override
+    public Path onlyRelative(final Path path) {
+        throw new IllegalStateException("Should never happen");
+    }
+}