From 84cf2433571977ad129335960647557552d9d549 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <patrick.mcdermott@libiquity.com>
Date: Tue, 12 Mar 2019 22:36:49 -0400
Subject: _ob_validate_*(): Replace echo with here-document in grep commands

---
diff --git a/lib/metadata/proteanos.sh b/lib/metadata/proteanos.sh
index d0168ab..514f8cb 100644
--- a/lib/metadata/proteanos.sh
+++ b/lib/metadata/proteanos.sh
@@ -31,8 +31,10 @@ _ob_validate_source_name()
 
 	name="${1}"
 
-	if echo "${name}" | grep -E "${_OB_NAME_RE_PROTEANOS}" \
-			>/dev/null 2>&1; then
+	if grep -E "${_OB_NAME_RE_PROTEANOS}" >/dev/null 2>&1 <<-EOF
+		${name}
+		EOF
+	then
 		case "${name}" in
 			src-*)
 				return 1
@@ -51,8 +53,10 @@ _ob_validate_binary_name()
 
 	name="${1}"
 
-	if echo "${name}" | grep -E "${_OB_NAME_RE_PROTEANOS}" \
-			>/dev/null 2>&1; then
+	if grep -E "${_OB_NAME_RE_PROTEANOS}" >/dev/null 2>&1 <<-EOF
+		${name}
+		EOF
+	then
 		case "${name}" in
 			src-*)
 				return 1
@@ -71,8 +75,9 @@ _ob_validate_version()
 
 	version="${1}"
 
-	echo "${version}" | grep -E "${_OB_VERSION_RE_PROTEANOS}" \
-		>/dev/null 2>&1
+	grep -E "${_OB_VERSION_RE_PROTEANOS}" >/dev/null 2>&1 <<-EOF
+		${version}
+		EOF
 
 	return ${?}
 }
--
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