MB-48738: add initial esbuild script

Change-Id: I5bd90857f53ed6253d2608dd5e60ba5c76322530
Reviewed-on: http://review.couchbase.org/c/ns_server/+/163992
Well-Formed: Build Bot <build@couchbase.com>
Tested-by: Pavel Blagodov <stochmail@gmail.com>
Reviewed-by: Chris Hillery <ceej@couchbase.com>

deps/gocode/CMakeLists.txt

@@ -18,10 +18,9 @@ GoInstall (TARGET ns_godu PACKAGE godu
   GOVERSION 1.8.5
   INSTALL_PATH bin/priv)
 
-GoInstall (TARGET ns_minify PACKAGE minify
-  GOPATH "${CMAKE_CURRENT_SOURCE_DIR}" "${GODEPSDIR}"
-  GOVERSION 1.8.5
-  INSTALL_PATH bin/priv)
+GoModBuild (TARGET ns_minify PACKAGE github.com/couchbase/ns_server/deps/gocode/src/minify
+  GOVERSION 1.13
+  OUTPUT minify)
 
 GoInstall (TARGET ns_gosecrets PACKAGE gosecrets
   GOPATH "${CMAKE_CURRENT_SOURCE_DIR}" "${GODEPSDIR}"

deps/gocode/src/minify/main.go

@@ -0,0 +1,70 @@
+// @author Couchbase <info@couchbase.com>
+// @copyright 2016-Present Couchbase, Inc.
+//
+// Use of this software is governed by the Business Source License included
+// in the file licenses/BSL-Couchbase.txt.  As of the Change Date specified
+// in that file, in accordance with the Business Source License, use of this
+// software will be governed by the Apache License, Version 2.0, included in
+// the file licenses/APL2.txt.
+package main
+
+import (
+	"flag"
+	"os"
+	"log"
+	"github.com/evanw/esbuild/pkg/api"
+)
+
+func main() {
+	inDir := flag.String("in-dir", "", "path to js source dir (required)")
+	outDir := flag.String("out-dir", "", "path to js output dir (required)")
+	flag.Parse()
+	log.SetFlags(0)
+
+	if *inDir == "" {
+		log.Printf("Error: path to js source dir must be specified\n")
+		flag.Usage()
+		os.Exit(1)
+	}
+
+	if *outDir == "" {
+		log.Printf("Error: path to js source dir must be specified\n")
+		flag.Usage()
+		os.Exit(1)
+	}
+
+	result := api.Build(api.BuildOptions{
+		// MinifyWhitespace: true,
+		// // MinifyIdentifiers: true,
+		// MinifySyntax: true,
+		KeepNames: true,
+
+		AbsWorkingDir: *inDir + "/app",
+		Outdir: *outDir,
+
+		NodePaths: []string{
+			*inDir + "/web_modules",
+			*inDir + "/libs",
+			*inDir + "/app",
+		},
+		EntryPoints: []string{
+			"main.js",
+		},
+		Bundle: true,
+		Splitting: true,
+		Write: true,
+		Metafile: true,
+		Format: api.FormatESModule,
+		LogLevel: api.LogLevelInfo,
+		Engines: []api.Engine{
+			{api.EngineChrome, "93"},
+			{api.EngineFirefox, "92"},
+			{api.EngineSafari, "14"},
+			{api.EngineEdge, "93"},
+		},
+	})
+
+	if len(result.Errors) > 0 {
+		os.Exit(1)
+	}
+}

go.mod

@@ -0,0 +1,5 @@
+module github.com/couchbase/ns_server
+
+go 1.17
+
+require github.com/evanw/esbuild v0.12.27

go.sum

@@ -0,0 +1,12 @@
+github.com/evanw/esbuild v0.12.27 h1:pWtTIKGO4Af2P2u6Jps5vmJy1wpUqdx4QmI1Y/fvxY8=
+github.com/evanw/esbuild v0.12.27/go.mod h1:GG+zjdi59yh3ehDn4ZWfPcATxjPDUH53iU4ZJbp7dkY=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 h1:7I4JAnoQBe7ZtJcBaYHi5UtiO8tQHbUSXxL+pnGRANg=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20210908233432-aa78b53d3365 h1:6wSTsvPddg9gc/mVEEyk9oOAoxn+bT4Z9q1zx+4RwA4=
+golang.org/x/sys v0.0.0-20210908233432-aa78b53d3365/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=