[hg] provide author from email for HgFileRevision since it does not have a separate email field IDEA-153750

HgRevisionNumber now has getName for just name (similar to getEmail) and getAuthor (as it was before my changes).

platform/vcs-log/impl/src/com/intellij/vcs/log/util/VcsUserUtil.java

@@ -51,10 +51,15 @@ public class VcsUserUtil {
 
   @NotNull
   private static String getName(@NotNull VcsUser user) {
-    if (!user.getName().isEmpty()) return user.getName();
-    String emailNamePart = getNameFromEmail(user.getEmail());
+    return getUserName(user.getName(), user.getEmail());
+  }
+
+  @NotNull
+  public static String getUserName(@NotNull String name, @NotNull String email) {
+    if (!name.isEmpty()) return name;
+    String emailNamePart = getNameFromEmail(email);
     if (emailNamePart != null) return emailNamePart;
-    return user.getEmail();
+    return email;
   }
 
   @Nullable

plugins/hg4idea/src/org/zmlx/hg4idea/HgRevisionNumber.java

@@ -15,6 +15,7 @@ package org.zmlx.hg4idea;
 import com.google.common.base.Objects;
 import com.intellij.openapi.util.Couple;
 import com.intellij.openapi.vcs.history.VcsRevisionNumber;
+import com.intellij.vcs.log.util.VcsUserUtil;
 import org.jetbrains.annotations.NotNull;
 import org.zmlx.hg4idea.log.HgBaseLogParser;
 import org.zmlx.hg4idea.util.HgUtil;
@@ -109,10 +110,20 @@ public class HgRevisionNumber implements VcsRevisionNumber {
   }
 
   @NotNull
-  public String getAuthor() {
+  public String getName() {
     return author;
   }
 
+  @NotNull
+  public String getEmail() {
+    return email;
+  }
+
+  @NotNull
+  public String getAuthor() {
+    return VcsUserUtil.getUserName(author, email);
+  }
+
   public boolean isWorkingVersion() {
     return isWorkingVersion;
   }
@@ -208,9 +219,4 @@ public class HgRevisionNumber implements VcsRevisionNumber {
   public String getSubject() {
     return mySubject;
   }
-
-  @NotNull
-  public String getEmail() {
-    return email;
-  }
 }

plugins/hg4idea/src/org/zmlx/hg4idea/log/HgFileRevisionLogParser.java

@@ -92,7 +92,7 @@ public class HgFileRevisionLogParser extends HgBaseLogParser<HgFileRevision> {
         }
       }
     }
-    return new HgFileRevision(myProject, myHgFile, vcsRevisionNumber, branchName, revisionDate, author, commitMessage,
+    return new HgFileRevision(myProject, myHgFile, vcsRevisionNumber, branchName, revisionDate, vcsRevisionNumber.getAuthor(), commitMessage,
                               filesModified, filesAdded, filesDeleted, copies);
   }
 

plugins/hg4idea/src/org/zmlx/hg4idea/log/HgHistoryUtil.java

@@ -172,8 +172,8 @@ public class HgHistoryUtil {
       vcsFullCommitDetailsList.add(factory.createFullDetails(factory.createHash(vcsRevisionNumber.getChangeset()), parentsHash,
                                                              revision.getRevisionDate().getTime(), root,
                                                              vcsRevisionNumber.getSubject(),
-                                                             vcsRevisionNumber.getAuthor(), vcsRevisionNumber.getEmail(),
-                                                             vcsRevisionNumber.getCommitMessage(), vcsRevisionNumber.getAuthor(),
+                                                             vcsRevisionNumber.getName(), vcsRevisionNumber.getEmail(),
+                                                             vcsRevisionNumber.getCommitMessage(), vcsRevisionNumber.getName(),
                                                              vcsRevisionNumber.getEmail(), revision.getRevisionDate().getTime(),
                                                              new ThrowableComputable<Collection<Change>, Exception>() {
                                                                @Override