feature: add pr tools, approve.sh and comment.sh

scripts/approve.sh

@@ -0,0 +1,54 @@
+#!/bin/bash
+
+PR=$1
+MSG=$2
+
+if [ -z "$PR" ]; then
+    echo "Usage: $0 <pr_number>"
+    exit 1
+fi
+
+function pr_state() {
+    local PRN=$1
+    hub api repos/{owner}/{repo}/pulls/$PRN | python -m json.tool | grep '"state"' | cut -d '"' -f 4
+}
+
+function last_commit() {
+    local PRN=$1
+    hub api repos/{owner}/{repo}/pulls/$PRN/commits | python -m json.tool | grep '"comments_url"' | tail -1 | cut -d "/" -f 8
+}
+
+function last_check() {
+    local CMT=$1
+    hub api repos/{owner}/{repo}/commits/${CMT}/check-runs -H 'Accept: application/vnd.github.antiope-preview+json' | python -m json.tool | grep conclusion | cut -d '"' -f 4
+}
+
+STATE=$(pr_state $PR)
+if [ "$STATE" != "open" ]; then
+    echo "Pull request $PR state != open, exit..."
+    exit 1
+fi
+
+COMMIT=$(last_commit $PR)
+for RESULT in $(last_check $COMMIT)
+do
+    echo "Last commit $COMMIT check result: $RESULT"
+    if [ "$RESULT" != "success" ]; then
+        echo "Cannot approve before all checks success"
+        exit 1
+    fi
+done
+
+echo "All check passed, going to approve and lgtm the Pull Request #$PR..."
+
+for msg in /lgtm /approve
+do
+    echo "Send $msg ..."
+    hub api repos/{owner}/{repo}/issues/$PR/comments -f "body=$msg" > /dev/null
+    if [ "$?" -ne "0" ]; then
+        echo "Send $msg fail!"
+        exit 1
+    fi
+done
+
+echo "Success!"

scripts/comment.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+PR=$1
+MSG=$2
+
+if [ -z "$PR" ]; then
+    echo "Usage: $0 <pr_number> <msg>"
+    exit 1
+fi
+
+shift
+for msg in "$@"
+do
+    echo Comment: $msg
+    hub api repos/{owner}/{repo}/issues/$PR/comments -f "body=$msg" > /dev/null
+    if [ "$?" -eq "0" ]; then
+        echo "Success!"
+    fi
+done