Fix hyphen

semver2.sh

@@ -145,15 +145,15 @@ semver_compare() {
   a_patch=$(printf %s "$version_a" | cut -d'.' -f 3 | cut -d'-' -f 1)
   a_pre=""
   if [ "$(includesString "$version_a" -)" = 1 ]; then
-    a_pre=$(printf %s "$version_a" | cut -d'-' -f 2)
+    a_pre=$(printf %s"${version_a#$a_major.$a_minor.$a_patch-}")
   fi
 
   b_major=$(printf %s "$version_b" | cut -d'.' -f 1)
   b_minor=$(printf %s "$version_b" | cut -d'.' -f 2)
   b_patch=$(printf %s "$version_b" | cut -d'.' -f 3 | cut -d'-' -f 1)
   b_pre=""
   if [ "$(includesString "$version_b" -)" = 1 ]; then
-    b_pre=$(printf %s "$version_b" | cut -d'-' -f 2)
+    b_pre=$(printf %s"${version_b#$b_major.$b_minor.$b_patch-}")
   fi
 
   unit_types="MAJOR MINOR PATCH"
@@ -323,4 +323,4 @@ semver_compare() {
   done
 }
 
-[ -n "$1" ] && printf "%s$(semver_compare "$@")\n"
+printf "%s$(semver_compare "$@")\n"

test.sh

@@ -3,12 +3,14 @@
 set -eu
 
 # Include semver_compare tool
-source ./semver2.sh
+source ./semver2.sh 1.0.0 1.0.0
 
 # semver2.0 happy path tests ordered by precedence
 # spec 11.4
 # 1.0.0-alpha < 1.0.0-alpha.1 < 1.0.0-alpha.beta < 1.0.0-beta < 1.0.0-beta.2 < 1.0.0-beta.11 < 1.0.0-rc.1 < 1.0.0.
 tests=(
+  1.0.0-0-0
+  1.0.0-0-1
   1.0.0-alpha
   1.0.0-alpha.1 
   1.0.0-alpha.beta