From 0c3d5a38c03c3ac22017c40aa08e38b3e3124275 Mon Sep 17 00:00:00 2001
From: David Vazgenovich Shakaryan <dvshakaryan@gmail.com>
Date: Mon, 22 Dec 2025 03:12:06 -0800
Subject: improved match prioritisation

---
 README  |  4 ++--
 gbpm.sh | 38 ++++++++++++++++++++------------------
 2 files changed, 22 insertions(+), 20 deletions(-)

diff --git a/README b/README
index 6239b75..36cc9fd 100644
--- a/README
+++ b/README
@@ -18,8 +18,8 @@ NOTES
 
 DEPENDENCIES
 
-  bash (>= 4.0)
-  coreutils (sort)
+  bash (>= 4.1)
+  coreutils (>= 7.0) (sort)
 
 
 INSTALLING
diff --git a/gbpm.sh b/gbpm.sh
index 4a6fdd6..ac46c33 100755
--- a/gbpm.sh
+++ b/gbpm.sh
@@ -113,33 +113,35 @@ cmd_get() {
 cmd_set() {
 	[[ -n "${1}" ]] || _die 'set command requires an argument'
 
-	local dir dirs match match_start
+	local dir dirs bn prefix pri match match_pri
 
 	_populate_dirs
 
 	for dir in "${dirs[@]}"; do
-		[[ "${dir##*/}" == *"${1}"* ]] || continue
-
-		match="${dir}"
-
-		# exact match
-		if [[ "${dir##*/}" == "${1}" ]]; then
-			unset match_start
-			break
+		bn="${dir##*/}"
+
+		[[ "${bn}" == *"${1}"* ]] || continue
+
+		prefix="${bn%%${1}*}"
+		pri="${prefix//[^-]}"
+		pri="$((${#pri} * 4))"
+		if [[ "${prefix}" == @(|*-) ]]; then
+			case "${bn#*${1}}" in
+				'') ;;
+				-*) ((pri++)) ;;
+				*) ((pri += 2)) ;;
+			esac
+		else
+			((pri += 3))
 		fi
 
-		# match from start of version is preferred. we assume the
-		# version is at the beginning of the directory name or
-		# immediately following a hyphen. this avoids unintuitive
-		# behaviour like `2.1' matching `3.2.1' over `2.1.0'.
-		if [[ "${dir##*/}" == "${1}"* ||
-			"${dir##*/}" == *-"${1}"* ]]; then
-			match_start="${dir}"
-		fi
+		[[ "${pri}" -le "${match_pri:-${pri}}" ]] || continue
+
+		match="${dir}"
+		match_pri="${pri}"
 	done
 
 	[[ -n "${match}" ]] || _die 'no matching version found'
-	[[ -n "${match_start}" ]] && match="${match_start}"
 
 	_clear
 	_add "${match}"
-- 
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