Merge "make.go: generate search types for app/publisher"

app/publisher/js/gensearchtypes.sh

@@ -0,0 +1,49 @@
+#!/bin/sh
+
+outfile=zsearch.go
+cat >$outfile <<EOF
+// generated by gensearchtypes.sh; DO NOT EDIT
+
+/*
+Copyright 2016 The Camlistore Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+     http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package main
+
+import (
+	"net/url"
+	"time"
+
+	"camlistore.org/pkg/blob"
+	"camlistore.org/pkg/types/camtypes"
+)
+
+// Duplicating the search pkg types in here - since we only use them for json
+// decoding - , instead of importing them through the search package, which would
+// bring in more dependencies, and hence a larger js file.
+// To give an idea, the generated publisher.js is ~3.5MB, whereas if we instead import
+// camlistore.org/pkg/search to use its types instead of the ones below, we grow to
+// ~5.7MB.
+
+EOF
+
+go doc camlistore.org/pkg/search.SearchResult | sed '/^func.*/d' | sed '/^    .*/d' >> $outfile
+go doc camlistore.org/pkg/search.SearchResultBlob | sed '/^func.*/d' | sed '/^    .*/d' >> $outfile
+go doc camlistore.org/pkg/search.DescribeResponse | sed '/^func.*/d' | sed '/^    .*/d' >> $outfile
+go doc camlistore.org/pkg/search.MetaMap | sed '/^func.*/d' | sed '/^    .*/d' >> $outfile
+# stripping DescribeRequest from DescribeBlob because it would pull a lot more of search pkg in
+go doc camlistore.org/pkg/search.DescribedBlob | sed '/^	Request\ \*DescribeRequest.*/d' | sed '/^func.*/d' | sed '/^    .*/d' >> $outfile
+go doc camlistore.org/pkg/search.DescribedPermanode | sed '/^func.*/d' | sed '/^    .*/d' >> $outfile
+gofmt -w $outfile

app/publisher/js/main.go

@@ -1,3 +1,5 @@
+//go:generate ./gensearchtypes.sh
+
 /*
 Copyright 2016 The Camlistore Authors.
 

app/publisher/js/zsearch.go

@@ -1,3 +1,5 @@
+// generated by gensearchtypes.sh; DO NOT EDIT
+
 /*
 Copyright 2016 The Camlistore Authors.
 
@@ -17,7 +19,6 @@ limitations under the License.
 package main
 
 import (
-	"fmt"
 	"net/url"
 	"time"
 
@@ -32,10 +33,24 @@ import (
 // camlistore.org/pkg/search to use its types instead of the ones below, we grow to
 // ~5.7MB.
 
-// TODO(mpl): keep these types in sync with camlistore.org/pkg/search.
+type SearchResult struct {
-// Brad suggested using go:generate
+	Blobs    []*SearchResultBlob `json:"blobs"`
+	Describe *DescribeResponse   `json:"description"`
+
+	// Continue optionally specifies the continuation token to to
+	// continue fetching results in this result set, if interrupted
+	// by a Limit.
+	Continue string `json:"continue,omitempty"`
+}
+
+type SearchResultBlob struct {
+	Blob blob.Ref `json:"blob"`
+}
+
+type DescribeResponse struct {
+	Meta MetaMap `json:"meta"`
+}
 
-// A MetaMap is a map from blobref to a DescribedBlob.
 type MetaMap map[string]*DescribedBlob
 
 type DescribedBlob struct {
@@ -66,28 +81,3 @@ type DescribedPermanode struct {
 	Attr    url.Values `json:"attr"` // a map[string][]string
 	ModTime time.Time  `json:"modtime,omitempty"`
 }
-
-// SearchResult is the result of the Search method for a given SearchQuery.
-type SearchResult struct {
-	Blobs    []*SearchResultBlob `json:"blobs"`
-	Describe *DescribeResponse   `json:"description"`
-
-	// Continue optionally specifies the continuation token to to
-	// continue fetching results in this result set, if interrupted
-	// by a Limit.
-	Continue string `json:"continue,omitempty"`
-}
-
-type SearchResultBlob struct {
-	Blob blob.Ref `json:"blob"`
-	// ... file info, permanode info, blob info ... ?
-}
-
-func (r *SearchResultBlob) String() string {
-	return fmt.Sprintf("[blob: %s]", r.Blob)
-}
-
-// DescribeResponse is the JSON response from $searchRoot/camli/search/describe.
-type DescribeResponse struct {
-	Meta MetaMap `json:"meta"`
-}

make.go

@@ -79,10 +79,10 @@ var (
 	// Our temporary source tree root and build dir, i.e: buildGoPath + "src/camlistore.org"
 	buildSrcDir string
 	// files mirrored from camRoot to buildSrcDir
-	rxMirrored = regexp.MustCompile(`^([a-zA-Z0-9\-\_]+\.(?:blobs|camli|css|eot|err|gif|go|s|pb\.go|gpg|html|ico|jpg|js|json|xml|min\.css|min\.js|mp3|otf|png|svg|pdf|psd|tiff|ttf|woff|xcf|tar\.gz|gz|tar\.xz|tbz2|zip))$`)
+	rxMirrored = regexp.MustCompile(`^([a-zA-Z0-9\-\_]+\.(?:blobs|camli|css|eot|err|gif|go|s|pb\.go|gpg|html|ico|jpg|js|json|xml|min\.css|min\.js|mp3|otf|png|svg|pdf|psd|tiff|ttf|woff|xcf|tar\.gz|gz|tar\.xz|tbz2|zip|sh))$`)
 	// base file exceptions for the above matching, so as not to complicate the regexp any further
 	mirrorIgnored = map[string]bool{
-		"gopherjs.js": true, // because this file is (re)generated after the mirroring
+		"publisher.js": true, // because this file is (re)generated after the mirroring
 	}
 )
 
@@ -374,10 +374,44 @@ func moveGopherjs() error {
 	return os.RemoveAll(src)
 }
 
+// genSearchTypes duplicates some of the camlistore.org/pkg/search types into
+// camlistore.org/app/publisher/js/zsearch.go , because it's too costly (in output
+// file size) for now to import the search pkg into gopherjs.
+func genSearchTypes() error {
+	sourceFile := filepath.Join(buildSrcDir, filepath.FromSlash("pkg/search/describe.go"))
+	outputFile := filepath.Join(buildSrcDir, filepath.FromSlash("app/publisher/js/zsearch.go"))
+	fi1, err := os.Stat(sourceFile)
+	if err != nil {
+		return err
+	}
+	fi2, err := os.Stat(outputFile)
+	if err != nil && !os.IsNotExist(err) {
+		return err
+	}
+	if err == nil && fi2.ModTime().After(fi1.ModTime()) {
+		wantDestFile[outputFile] = true
+		return nil
+	}
+	args := []string{"generate", "camlistore.org/app/publisher/js"}
+	cmd := exec.Command("go", args...)
+	cmd.Env = append(cleanGoEnv(),
+		"GOPATH="+buildGoPath,
+	)
+	if out, err := cmd.CombinedOutput(); err != nil {
+		return fmt.Errorf("go generate for publisher js error: %v, %v", err, string(out))
+	}
+	wantDestFile[outputFile] = true
+	log.Printf("generated %v", outputFile)
+	return nil
+}
+
 // genPublisherJS runs the gopherjs command, using the gopherjsBin binary, on
 // camlistore.org/app/publisher/js, to generate the javascript code at
 // app/publisher/publisher.js
 func genPublisherJS(gopherjsBin string) error {
+	if err := genSearchTypes(); err != nil {
+		return err
+	}
 	// Run gopherjs on a temporary output file, so we don't change the
 	// modtime of the existing gopherjs.js if there was no reason to.
 	output := filepath.Join(buildSrcDir, filepath.FromSlash(publisherJS))