node.eclass: allow packaged to bundle dev dependencies

this is useful to reduce the number of ebuilds
Signed-off-by: Alessandro Barbieri <lssndrbarbieri@gmail.com>

eclass/node.eclass

@@ -9,7 +9,7 @@
 # @BLURB: Eclass used to create and maintain node based packages
 # @DESCRIPTION: Node eclass for nodejs' based packages
 
-EXPORT_FUNCTIONS src_prepare src_compile src_install src_test src_configure
+EXPORT_FUNCTIONS src_unpack src_prepare src_compile src_install src_test src_configure
 
 SLOT="0"
 PN_LEFT="${PN%%+*}"
@@ -17,12 +17,11 @@ PN_RIGHT="${PN#*+}"
 NODEJS_DEPEND="net-libs/nodejs"
 NODEJS_RDEPEND="${NODEJS_DEPEND}"
 NODEJS_BDEPEND="
+	app-editors/vim-core
 	app-misc/jq
-	net-misc/rsync
-
 	net-libs/nodejs[npm]
+	net-misc/rsync
 "
-#	|| ( net-libs/nodejs[npm] dev-node/npm )
 
 DEPEND="${NODEJS_DEPEND}"
 RDEPEND="${NODEJS_RDEPEND}"
@@ -55,17 +54,22 @@ node_src_prepare() {
 	#remove version constraints on dependencies
 	jq 'if .dependencies? then .dependencies[] = "*" else . end' package.json > package.json.temp || die
 	mv package.json.temp package.json || die
-	jq 'if .devDependencies? then .devDependencies[] = "*" else . end' package.json > package.json.temp || die
-	mv package.json.temp package.json || die
+	if [[ "${NODE_BUNDLE}" != 1 ]]; then
+		jq 'if .devDependencies? then .devDependencies[] = "*" else . end' package.json > package.json.temp || die
+		mv package.json.temp package.json || die
+	fi
 
 	#here we trick npm into believing there are no dependencies so it will not try to fetch them
 	jq 'with_entries(if .key == "dependencies" then .key = "deps" else . end)' package.json > package.json.temp || die
 	mv package.json.temp package.json || die
-	jq 'with_entries(if .key == "devDependencies" then .key = "devDeps" else . end)' package.json > package.json.temp || die
-	mv package.json.temp package.json || die
 
-	# are those useful?
-	rm -fv npm-shrinkwrap.json package-lock.json yarn.lock pnpm-lock.yaml || die
+	if [[ "${NODE_BUNDLE}" != 1 ]]; then
+		jq 'with_entries(if .key == "devDependencies" then .key = "devDeps" else . end)' package.json > package.json.temp || die
+		mv package.json.temp package.json || die
+
+		# are those useful?
+		rm -fv npm-shrinkwrap.json package-lock.json yarn.lock pnpm-lock.yaml || die
+	fi
 
 	#delete some trash
 	find . -iname 'code-of-conduct*' -maxdepth 1 -exec rm -rv "{}" \; || die
@@ -87,9 +91,11 @@ node_src_configure() {
 	export npm_config_prefix="${NODE_MODULE_PREFIX}"
 	#path to the headers needed by node-gyp
 	export npm_config_nodedir="/usr/include/node"
-#	export npm_config_tmp="${T}"
+	#export npm_config_tmp="${T}"
 
-	in_iuse test || export NODE_ENV="production"
+	if [[ "${NODE_BUNDLE}" != 1 ]]; then
+		in_iuse test || export NODE_ENV="production"
+	fi
 
 	"${NPM}" config set offline true || die
 	"${NPM}" config set audit false || die
@@ -97,6 +103,9 @@ node_src_configure() {
 }
 
 node_src_compile() {
+	if [[ "${NODE_BUNDLE}" == 1 ]]; then
+		"${NPM}" ci ${NPM_FLAGS} || die
+	fi
 	"${NPM}" install ${NPM_FLAGS} --global || die
 }
 
@@ -104,12 +113,21 @@ node_src_install() {
 	#restore original package.json
 	jq 'with_entries(if .key == "deps" then .key = "dependencies" else . end)' package.json > package.json.temp || die
 	mv package.json.temp package.json || die
-	jq 'with_entries(if .key == "devDeps" then .key = "devDependencies" else . end)' package.json > package.json.temp || die
-	mv package.json.temp package.json || die
+	if [[ "${NODE_BUNDLE}" != 1 ]]; then
+		jq 'with_entries(if .key == "devDeps" then .key = "devDependencies" else . end)' package.json > package.json.temp || die
+		mv package.json.temp package.json || die
+	fi
 
 	#should I delete all the dotfiles?
 	rm -rvf $(find . -iname ".[!.]*") || die
 
+	if [[ "${NODE_BUNDLE}" == 1 ]]; then
+		rm -fv npm-shrinkwrap.json package-lock.json yarn.lock pnpm-lock.yaml || die
+
+		# delete dev dependencies
+		rm -rf node_modules || die
+	fi
+
 	#install some files in the docdir
 	find . -iname "authors*" -maxdepth 1 -exec dodoc "{}" \; -exec rm "{}" \; || die
 	find . -iname "changelog*" -maxdepth 1 -exec dodoc "{}" \; -exec rm "{}" \; || die
@@ -132,3 +150,69 @@ node_src_install() {
 node_src_test() {
 	npm test || die
 }
+
+# ugh
+sha256sum() {
+	command sha256sum "$@" | cut -d ' ' -f 1
+}
+
+sha1sum() {
+	command sha1sum "$@" | cut -d ' ' -f 1
+}
+
+sha512sum() {
+	command sha512sum "$@" | cut -d ' ' -f 1
+}
+
+hex2base64() {
+	xxd -r -p | base64 -w 0
+}
+
+splithash() {
+	echo "${1:0:2}/${1:2:2}/${1:4}"
+
+}
+
+newcacheline() {
+	read -r -d '' JSON <<-EOF
+		{"key":"pacote:tarball:file:$1","integrity":"sha1-$(sha1sum "$1" | hex2base64)","time":1604617124075,"size":$(wc -c < "$1")}
+	EOF
+	echo
+	echo -n "$(echo -n "$JSON" | sha1sum)"
+	echo -n '	'
+	echo "$JSON"
+}
+
+addsha1file() {
+	SHA1="$CACHEDIR/content-v2/sha1/$(splithash "$(sha1sum "$1")")"
+	mkdir -p "$(dirname "$SHA1")" || die
+	cp "$1" "$SHA1" || die
+}
+
+addsha512file() {
+	SHA="$CACHEDIR/content-v2/sha512/$(splithash "$(sha512sum "$1")")"
+	mkdir -p "$(dirname "$SHA")" || die
+	cp "$1" "$SHA" || die
+}
+
+# end ugh
+
+npm_packages_uris() {
+	packages=("${@}")
+	for p in "${packages[@]}"; do
+		url="mirror://npm/${p} -> ${p//\//_}"
+		echo "${url}"
+	done
+}
+
+node_src_unpack() {
+	unpack "${P}.tgz"
+	if [[ "${NODE_BUNDLE}" == 1 ]]; then
+		CACHEDIR="$(npm config get cache)/_cacache"
+		for file in "${DISTDIR}"/*.tgz; do
+			addsha1file "${file}" || die
+			addsha512file "${file}" || die
+		done
+		#npm cache verify || die # just for good luck
+	fi
+}