update workflow. fix #41

.github/workflows/build.sh

@@ -1,43 +1,46 @@
 #!/bin/bash
 
+set -e
+
 in_dir=./src
 out_dir=./dist
 
-esbuild_system=esbuild-linux-64
-[ "$(uname)" == "Darwin" ] && esbuild_system=esbuild-darwin-64
-
-esbuild_version=0.14.28
-esbuild=$esbuild_system-$esbuild_version
-esbuild_bin=./package/bin/esbuild
 esbuild_options="--bundle --minify"
 
-minify_file () {
-	# arguments:
-	# 	1- input file
-	# minify a file from in_dir/... to out_dir/...
-
-	set -e
-
+minify_js () {
 	file=$1
 	out=${file/${in_dir}/${out_dir}}
+	out=${out/.ts/.js}
 	mkdir -p $(dirname $out)
-	$esbuild_bin $file $esbuild_options --format=esm --target=es2019 --outfile=$out
+	npx esbuild $file $esbuild_options --format=esm --target=es2020 --outfile=$out
 
-	[[ $file == *.css ]] && return
 	node=${file/${in_dir}/"${out_dir}/node"}
 	mkdir -p $(dirname $node)
-	$esbuild_bin $file $esbuild_options --format=cjs --platform=node --target=node12 --outfile=$node
+	npx esbuild $file $esbuild_options --format=cjs --platform=node --target=node12 --outfile=$node
 }
 
-[ ! -f $esbuild.tgz ] && curl -O https://registry.npmjs.org/$esbuild_system/-/$esbuild.tgz
-[ ! -f $esbuild_bin ] && tar xf ./$esbuild.tgz
-
 rm -rf $out_dir
 
-for file in $(find $in_dir \( -name "*.js" -o -name "*.css" \) -type f); do
-	minify_file $file &
+for file in $(find $in_dir \( -name "*.ts" \) -type f); do
+	minify_js $file &
 done
 
+minify_css () {
+	file=$1
+
+	out=${file/${in_dir}/${out_dir}}
+	mkdir -p $(dirname $out)
+
+	# need to run two times for rules to be properly merged together
+	npx lightningcss --minify --bundle --targets '>= 2%' $file -o $out
+	npx lightningcss --minify --bundle --targets '>= 2%' $out -o $out
+}
+
+for file in $(find $in_dir \( -name "*.css" \) -type f); do
+	minify_css $file &
+done
+
+
 for pid in $(jobs -p); do
 	wait $pid || (wait && echo -e "\n\033[91mError: could not minify some files\033[0m" && exit 1)
 done
@@ -47,4 +50,4 @@ npx -p typescript tsc --outDir dist/node
 
 echo '{"type": "commonjs"}' > dist/node/package.json
 
-exit 0
+exit 0