hg: jdk9/sandbox/langtools: 8143037: JShell should determine commands by prefix

[chris.hegarty at oracle.com]

Changeset: 853c77f8193c
Author:    jlahoda
Date:      2015-11-30 17:31 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/langtools/rev/853c77f8193c

8143037: JShell should determine commands by prefix
Reviewed-by: rfield, mcimadamore, briangoetz

! src/jdk.jshell/share/classes/jdk/internal/jshell/tool/JShellTool.java
! test/jdk/jshell/CommandCompletionTest.java
! test/jdk/jshell/ToolBasicTest.java