revert "fix code coverage"

This reverts commit 7baa1a5.

Indeed, the changes added by this previous commit were due to a bug in kcov
which is now fixed.

See-also: SimonKagstrom/kcov#459
See-also: SimonKagstrom/kcov#457
Signed-off-by: Mattéo Rossillol‑‑Laruelle <[email protected]>

spec/actions_spec.sh

@@ -53,7 +53,7 @@ Describe "actions"
 		End
 
 		result() {
-			@cat <<-EOF
+			@cat <<- EOF
 			Usage: ${PWD}/join [options...] [--] [patterns...] [--] [inputs...]
 
 			Options:
@@ -103,7 +103,7 @@ Describe "actions"
 		Describe "with $1"
 			It "with not a number"
 				result() {
-					@cat <<EOF
+					@cat << EOF
 
 ===============================================================================
 Fatal error with the following message:
@@ -126,7 +126,7 @@ EOF
 
 	It "with not a correct option"
 		result() {
-			@cat <<EOF
+			@cat << EOF
 Usage: ${PWD}/join [options...] [--] [patterns...] [--] [inputs...]
 
 Options:
@@ -180,7 +180,7 @@ EOF
 		AfterRun cleanup
 
 		result() {
-			@cat <<-EOF
+			@cat <<- EOF
 			This file is a test template.
 
 			[email protected] && [email protected]

src/join.in

@@ -32,7 +32,7 @@ die() {
 
 	[[ -z "${msg}" ]] && msg="(none)"
 
-	cat >&2 <<-EOF
+	cat >&2 <<- EOF
 
 	===============================================================================
 	Fatal error with the following message:
@@ -110,7 +110,7 @@ list() {
 ###########
 
 copyright() {
-	cat <<-EOF
+	cat <<- EOF
 	Copyright (C) 2024 Mattéo Rossillol‑‑Laruelle <[email protected]>
 
 	This program is free software: you can redistribute it and/or modify
@@ -149,7 +149,7 @@ join() (
 		export "${pattern}"="${content}"
 	done
 
-	cat <<-"EOF" | gawk -f - -- "${ref_inputs[@]}" || die
+	cat <<- "EOF" | gawk -f - -- "${ref_inputs[@]}" || die
 	BEGIN { FPAT = "@[A-Z]+@" }
 
 	NF == 0 { print }
@@ -166,7 +166,7 @@ join() (
 )
 
 usage() {
-	cat <<-EOF
+	cat <<- EOF
 	Usage: ${JOIN_SOURCE} [options...] [--] [patterns...] [--] [inputs...]
 
 	Options: