release script

Author: Blockzilla101

create-new-release.sh

@@ -0,0 +1,67 @@
+#!/usr/bin/bash
+require_clean_work_tree () {
+    # Update the index
+    git update-index -q --ignore-submodules --refresh
+    err=0
+
+    # Disallow unstaged changes in the working tree
+    if ! git diff-files --quiet --ignore-submodules --
+    then
+        echo >&2 "cannot $1: you have unstaged changes."
+        git diff-files --name-status -r --ignore-submodules -- >&2
+        err=1
+    fi
+
+    # Disallow uncommitted changes in the index
+    if ! git diff-index --cached --quiet HEAD --ignore-submodules --
+    then
+        echo >&2 "cannot $1: your index contains uncommitted changes."
+        git diff-index --cached --name-status -r --ignore-submodules HEAD -- >&2
+        err=1
+    fi
+
+    if git diff-index --quiet HEAD --
+    then
+        echo >&2 "cannot $1: your index contains untracked files."
+        # err=1
+    fi
+
+    if [ $err = 1 ]
+    then
+        echo >&2 "Please commit or stash them."
+        exit 1
+    fi
+}
+
+revert_release () {
+    git reset HEAD~1 --hard
+    git tag --delete ${release}
+    echo "Reverted release"
+    exit 0
+}
+
+trap 'revert_release' SIGINT
+
+if [[ $# -ne 1 ]]; then
+    echo 'create-new-release [new version]'
+    exit 1
+fi    
+
+require_clean_work_tree "create a release"
+
+release=$1
+lastRelease=$(git tag | sort -V | tail -1)
+
+echo "Creating a new release '${release}'"
+sed -i "s/${lastRelease}/${release}/g" README.md
+echo "Updated README.md"
+git add README.md
+git commit -m ${release}
+git tag ${release}
+echo "Created a tag & a commit"
+
+echo "Release is ready for pushing (press any to push)"
+read -n 1 -s -r
+git push --all
+
+echo "Done"