Merge pull request #5 from Greewil/mirror_interval_error

Fix errors on mirror intervals

Author: Greewil

README.md

@@ -86,6 +86,7 @@ To generate your own one line installer just follow the instructions after start
         -s, --short              Don't show commit body in log messages
                                  Parameter won't work if you set your own format with '--format <your_format>'!
         --format <your_format>   Set your own format for log message body.
+                                 Default format is '(%cn)%n%n%b'.
                                  Format the same as for 'git --pretty=format:<your_format>'.
                                  (see more about git --pretty=format: here: https://git-scm.com/docs/pretty-formats)
 

gen_release_notes.sh

@@ -28,6 +28,7 @@
 #/     -s, --short              Don't show commit body in log messages
 #/                              Parameter won't work if you set your own format with '--format <your_format>'!
 #/     --format <your_format>   Set your own format for log message body.
+#/                              Default format is '(%cn)%n%n%b'.
 #/                              Format the same as for 'git --pretty=format:<your_format>'.
 #/                              (see more about git --pretty=format: here: https://git-scm.com/docs/pretty-formats)
 #/
@@ -50,7 +51,7 @@
 # Written by Shishkin Sergey <[email protected]>
 
 # Current generator version
-RELEASE_NOTES_GENERATOR_VERSION='0.3.1'
+RELEASE_NOTES_GENERATOR_VERSION='0.3.2'
 
 # all conventional commit types (Please don't modify!)
 CONVENTIONAL_COMMIT_TYPES=('build' 'ci' 'chore' 'docs' 'feat' 'fix' 'pref' 'refactor' 'revert' 'style' 'test')
@@ -175,7 +176,11 @@ function _collect_all_commits() {
     first_pointer=$(_get_latest_tag)
     SPECIFIED_INTERVAL="$first_pointer..${SPECIFIED_INTERVAL#*..}"
   fi
-  ALL_COMMITS="$(git log "$SPECIFIED_INTERVAL" --oneline --pretty=format:%H)"
+  if [ "${SPECIFIED_INTERVAL%..*}" = "${SPECIFIED_INTERVAL#*..}" ]; then
+    ALL_COMMITS=''
+  else
+    ALL_COMMITS="$(git log "$SPECIFIED_INTERVAL" --oneline --pretty=format:%H)"
+  fi
 }
 
 function _get_commit_info_by_hash() {
@@ -214,7 +219,7 @@ function _get_log_message() {
 }
 
 function _generate_commit_groups() {
-  while read -r commit_hash; do
+  [[ "$ALL_COMMITS" != '' ]] && while read -r commit_hash; do
     commit_title=$(_get_commit_info_by_hash "$commit_hash" '%s')
     if [[ "$commit_title" =~ ^(build|ci|chore|docs|feat|fix|pref|refactor|revert|style|test)(\([a-z]+\))?!?:\ (.*) ]]; then
       type_index=$(_get_type_index_by_name "${BASH_REMATCH[1]}")