Fix shellcheck issues in soundness.sh

Author: plemarquand

assets/test/sleep.sh

@@ -1,3 +1,17 @@
 #!/bin/bash
+##===----------------------------------------------------------------------===##
+##
+## This source file is part of the VS Code Swift open source project
+##
+## Copyright (c) 2021 the VS Code Swift project authors
+## Licensed under Apache License v2.0
+##
+## See LICENSE.txt for license information
+## See CONTRIBUTORS.txt for the list of VS Code Swift project authors
+##
+## SPDX-License-Identifier: Apache-2.0
+##
+##===----------------------------------------------------------------------===##
+
 sleep "$1"
 exit "$2"

docker/test-ci.sh

@@ -1,4 +1,17 @@
 #!/bin/bash
+##===----------------------------------------------------------------------===##
+##
+## This source file is part of the VS Code Swift open source project
+##
+## Copyright (c) 2021 the VS Code Swift project authors
+## Licensed under Apache License v2.0
+##
+## See LICENSE.txt for license information
+## See CONTRIBUTORS.txt for the list of VS Code Swift project authors
+##
+## SPDX-License-Identifier: Apache-2.0
+##
+##===----------------------------------------------------------------------===##
 
 node << 'EOF'
 const { execSync } = require('child_process');

docker/test.sh

@@ -1,4 +1,18 @@
 #!/bin/bash
+##===----------------------------------------------------------------------===##
+##
+## This source file is part of the VS Code Swift open source project
+##
+## Copyright (c) 2021 the VS Code Swift project authors
+## Licensed under Apache License v2.0
+##
+## See LICENSE.txt for license information
+## See CONTRIBUTORS.txt for the list of VS Code Swift project authors
+##
+## SPDX-License-Identifier: Apache-2.0
+##
+##===----------------------------------------------------------------------===##
+
 set -ex
 
 current_directory=$(pwd)

scripts/soundness.sh

@@ -25,6 +25,10 @@ if [[ "$1" != "--force-run" ]]; then
 fi
 
 set -eu
+
+original_dir=$(pwd)
+cd "$(dirname "$0")/.."
+
 here="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
 function replace_acceptable_years() {
@@ -81,8 +85,8 @@ EOF
       ;;
   esac
 
-  expected_lines=$(cat "$tmp" | wc -l)
-  expected_sha=$(cat "$tmp" | shasum)
+  expected_lines=$(wc -l < "$tmp")
+  expected_sha=$(shasum < "$tmp")
 
   (
     cd "$here/.."
@@ -104,10 +108,10 @@ EOF
             git grep --full-name -l '#!/bin/bash'
             git grep --full-name -l '#!/bin/sh'
         fi
-    } | while read line; do
-      if [[ "$(cat "$line" | replace_acceptable_years | head -n $expected_lines | shasum)" != "$expected_sha" ]]; then
-        printf "\033[0;31mmissing headers in file '$line'!\033[0m\n"
-        diff -u <(cat "$line" | replace_acceptable_years | head -n $expected_lines) "$tmp"
+    } | while read -r line; do
+      if [[ "$(replace_acceptable_years < "$line" | head -n "$expected_lines" | shasum)" != "$expected_sha" ]]; then
+        printf "\033[0;31mmissing headers in file '%s'!\033[0m\n" "$line"
+        diff -u <(replace_acceptable_years < "$line" | head -n "$expected_lines") "$tmp"
         exit 1
       fi
     done
@@ -116,6 +120,7 @@ EOF
 done
 
 rm "$tmp"
+cd "$original_dir"
 
 # printf "=> Checking for broken links in documentation... "
 # find . -name node_modules -prune -o -name \*.md -print0 | xargs -0 -n1 npx markdown-link-check