Adding the mergeableState field to pull requests

Making it so that the mergeableState field is available as part of pull
requests whose possible values are documented at
https://developer.github.com/v4/enum/mergestatestatus/

Change-Id: I81157e39f4251e96eb205b4a4934e59cf7383b86
Signed-off-by: Kelvin Zhu <kelvinzhu2000@yahoo.com>

2 files changed, 21 insertions, 0 deletions

diff --git a/org.eclipse.egit.github.core.tests/src/org/eclipse/egit/github/core/tests/PullRequestTest.java b/org.eclipse.egit.github.core.tests/src/org/eclipse/egit/github/core/tests/PullRequestTest.java
index 8f1270bb..5d5ce64b 100755
--- a/org.eclipse.egit.github.core.tests/src/org/eclipse/egit/github/core/tests/PullRequestTest.java
+++ b/org.eclipse.egit.github.core.tests/src/org/eclipse/egit/github/core/tests/PullRequestTest.java
@@ -40,6 +40,7 @@ public class PullRequestTest {
 	public void defaultState() {
 		PullRequest request = new PullRequest();
 		assertNull(request.isMergeable());
+		assertNull(request.getMergeableState());
 		assertFalse(request.isMerged());
 		assertEquals(0, request.getAdditions());
 		assertNull(request.getBase());
@@ -81,6 +82,8 @@ public class PullRequestTest {
 		PullRequest request = new PullRequest();
 		assertTrue(request.setMerged(true).isMerged());
 		assertTrue(request.setMergeable(true).isMergeable());
+		assertEquals("clean", request.setMergeableState("clean")
+				.getMergeableState());
 		assertEquals(15, request.setAdditions(15).getAdditions());
 		PullRequestMarker base = new PullRequestMarker();
 		assertEquals(base, request.setBase(base).getBase());
diff --git a/org.eclipse.egit.github.core/src/org/eclipse/egit/github/core/PullRequest.java b/org.eclipse.egit.github.core/src/org/eclipse/egit/github/core/PullRequest.java
index 2df4f767..c1f66720 100644
--- a/org.eclipse.egit.github.core/src/org/eclipse/egit/github/core/PullRequest.java
+++ b/org.eclipse.egit.github.core/src/org/eclipse/egit/github/core/PullRequest.java
@@ -28,6 +28,8 @@ public class PullRequest implements Serializable {
 
 	private Boolean mergeable;
 
+	private String mergeableState;
+
 	private boolean merged;
 
 	private Date closedAt;
@@ -114,6 +116,22 @@ public class PullRequest implements Serializable {
 	}
 
 	/**
+	 * @return mergeableState
+	 */
+	public String getMergeableState() {
+		return mergeableState;
+	}
+
+	/**
+	 * @param mergeableState
+	 * @return this pull request
+	 */
+	public PullRequest setMergeableState(String mergeableState) {
+		this.mergeableState = mergeableState;
+		return this;
+	}
+
+	/**
 	 * @return merged
 	 */
 	public boolean isMerged() {