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| 1 | #!/usr/bin/env bash |
| 2 | # Writes Sources/TodoApp/Assets.swift: the shared TodoMVC CSS and this app's |
| 3 | # static files, embedded byte for byte so the binary is the whole app. |
| 4 | # tools/embed.sh <shared-dir> <static-dir> <out.swift> |
| 5 | set -euo pipefail |
| 6 | shared=$1 static=$2 out=$3 |
| 7 | tmp=$(mktemp "$out.XXXXXX") |
| 8 | trap 'rm -f "$tmp"' EXIT |
| 9 | literal() { |
| 10 | if grep -q '"""#' "$1"; then echo "embed.sh: $1 contains \"\"\"#" >&2; exit 1; fi |
| 11 | printf ' static let %s = #"""\n' "$2" |
| 12 | cat "$1" |
| 13 | # A raw multi-line literal drops the newline before its closing |
| 14 | # delimiter, so add one to keep the file's own final newline. |
| 15 | printf '\n"""#\n\n' |
| 16 | } |
| 17 | { |
| 18 | printf '// GENERATED by tools/embed.sh from shared/ and static/. Do not edit.\n\n' |
| 19 | printf 'enum Assets {\n' |
| 20 | literal "$shared/base.css" baseCSS |
| 21 | literal "$shared/index.css" indexCSS |
| 22 | literal "$static/app.css" appCSS |
| 23 | literal "$static/app.js" appJS |
| 24 | printf '}\n' |
| 25 | } > "$tmp" |
| 26 | if cmp -s "$tmp" "$out"; then exit 0; fi |
| 27 | mv "$tmp" "$out" |
| 28 | trap - EXIT |
| 29 | |
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