test: move perltidy to pre-commit, run with --converge

Author: scop

.perltidyrc

@@ -3,3 +3,4 @@
 --paren-tightness=2
 --cuddled-else
 --warning-output
+--converge

.pre-commit-config.yaml

@@ -34,3 +34,9 @@ repos:
         types: [text]
         files: ^(bash_completion|completions/.+|test/run*|.+\.sh(\.in)?)$
         exclude: completions/Makefile.*$
+  - repo: https://github.com/perltidy/perltidy
+    rev: cbb4a687dd331db69219599d84d527397402efdd
+    hooks:
+      - id: perltidy
+        types: [text]
+        files: ^(helpers/perl|.+\.p[ml])$

test/docker/docker-script.sh

@@ -3,11 +3,6 @@
 if [ $DIST = tools ]; then
     rc=0
     perlcritic helpers/perl; rc=$((rc+$?))
-    perltidy -nst -nse helpers/perl; rc=$((rc+$?))
-    if [ -e helpers/perl.ERR ]; then
-        cat helpers/perl.ERR
-        rc=$((rc+1))
-    fi
     pre-commit run --all-files; rc=$((rc+$?))
     exit $rc
 fi

test/fixtures/perldoc/BashCompletionModule.pm

@@ -0,0 +1,4 @@
+package BashCompletionModule;
+use strict;
+use warnings;
+1;

test/requirements.txt

@@ -1,6 +1,6 @@
 black==19.10b0;python_version>="3.6"
 pexpect>=4
-pre-commit
+pre-commit>=2.1.0
 pytest>=3.6
 pytest-xdist
 typing;python_version<"3.5"