From ed1083ec27a16f0dae90394c19019183cde74eac Mon Sep 17 00:00:00 2001
From: native-api <vano@mail.mipt.ru>
Date: Thu, 10 Nov 2022 04:46:14 +0300
Subject: [PATCH] Fix resolution of a name that's a prefix of another name
 (#2521)

---
 libexec/pyenv-latest |  6 ++++++
 test/latest.bats     | 15 +++++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/libexec/pyenv-latest b/libexec/pyenv-latest
index 2b265a68..8bc1b3f5 100755
--- a/libexec/pyenv-latest
+++ b/libexec/pyenv-latest
@@ -35,6 +35,12 @@ IFS=$'\n'
     else
         DEFINITION_CANDIDATES=( $(python-build --definitions ) )
     fi
+    
+    if printf '%s\n' "${DEFINITION_CANDIDATES[@]}" | grep -qxFe "$prefix"; then
+        echo "$prefix"
+        exit $exitcode;
+    fi
+    
     # https://stackoverflow.com/questions/11856054/is-there-an-easy-way-to-pass-a-raw-string-to-grep/63483807#63483807 
     prefix_re="$(sed 's/[^\^]/[&]/g;s/[\^]/\\&/g' <<< "$prefix")"
     # FIXME: more reliable and readable would probably be to loop over them and transform in pure Bash
diff --git a/test/latest.bats b/test/latest.bats
index e3d2f445..31474786 100644
--- a/test/latest.bats
+++ b/test/latest.bats
@@ -64,6 +64,21 @@ pyenv: no known versions match the prefix \`3.8'
 !
 }
 
+@test "complete name resolves to itself" {
+  create_executable pyenv-versions <<!
+#!$BASH
+echo foo
+echo foo.bar
+!
+
+run pyenv-latest foo
+assert_success
+assert_output <<!
+foo
+!
+
+}
+
 @test "sort CPython" {
   create_executable pyenv-versions <<!
 #!$BASH