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authorBjørn Erik Pedersen <[email protected]>2018-07-12 21:06:48 +0200
committerBjørn Erik Pedersen <[email protected]>2018-07-12 21:32:52 +0200
commit47d38628ec0f4e72ff17661f13456b2a1511fe13 (patch)
treeb3fe897e0a1181ea758213e06d8c7799ef55b5f3
parent0024dcfe3e016c67046de06d1dac5e7f5235f9e1 (diff)
downloadhugo-47d38628ec0f4e72ff17661f13456b2a1511fe13.tar.gz
hugo-47d38628ec0f4e72ff17661f13456b2a1511fe13.zip
resource: Clean up the in-memory Resource reader usage
Turns out `strings.Reader` implements both `io.Reader` and `io.Seeker`, so we don't need anything special. Updates #4936
-rw-r--r--Gopkg.lock8
-rw-r--r--resource/create/create.go16
-rw-r--r--resource/readers.go53
-rw-r--r--resource/resource.go9
-rw-r--r--resource/transform.go16
5 files changed, 56 insertions, 46 deletions
diff --git a/Gopkg.lock b/Gopkg.lock
index b24355f26..e61def16c 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -143,12 +143,6 @@
[[projects]]
branch = "master"
- name = "github.com/dsnet/golib"
- packages = ["memfile"]
- revision = "1ea1667757804fdcccc5a1810e09aba618885ac2"
-
-[[projects]]
- branch = "master"
name = "github.com/eknkc/amber"
packages = [
".",
@@ -525,6 +519,6 @@
[solve-meta]
analyzer-name = "dep"
analyzer-version = 1
- inputs-digest = "993acf46c3937e5cebef4f39a2733150aad7cbf96913a017e56cd03c8241a56e"
+ inputs-digest = "9990a6372a365db28e5c7f5bf96aaa6ea72ed217790ff3380e7b6f3c1cd19009"
solver-name = "gps-cdcl"
solver-version = 1
diff --git a/resource/create/create.go b/resource/create/create.go
index 1c7894232..e9d7b6de4 100644
--- a/resource/create/create.go
+++ b/resource/create/create.go
@@ -16,12 +16,10 @@
package create
import (
- "io"
"path/filepath"
"github.com/spf13/afero"
- "github.com/dsnet/golib/memfile"
"github.com/gohugoio/hugo/resource"
)
@@ -36,15 +34,6 @@ func New(rs *resource.Spec) *Client {
return &Client{rs: rs}
}
-type memFileCloser struct {
- *memfile.File
- io.Closer
-}
-
-func (m *memFileCloser) Close() error {
- return nil
-}
-
// Get creates a new Resource by opening the given filename in the given filesystem.
func (c *Client) Get(fs afero.Fs, filename string) (resource.Resource, error) {
filename = filepath.Clean(filename)
@@ -53,7 +42,6 @@ func (c *Client) Get(fs afero.Fs, filename string) (resource.Resource, error) {
resource.ResourceSourceDescriptor{
LazyPublish: true,
SourceFilename: filename})
-
})
}
@@ -66,9 +54,7 @@ func (c *Client) FromString(targetPath, content string) (resource.Resource, erro
resource.ResourceSourceDescriptor{
LazyPublish: true,
OpenReadSeekCloser: func() (resource.ReadSeekCloser, error) {
- return &memFileCloser{
- File: memfile.New([]byte(content)),
- }, nil
+ return resource.NewReadSeekerNoOpCloserFromString(content), nil
},
RelTargetFilename: filepath.Clean(targetPath)})
diff --git a/resource/readers.go b/resource/readers.go
new file mode 100644
index 000000000..56142c141
--- /dev/null
+++ b/resource/readers.go
@@ -0,0 +1,53 @@
+// Copyright 2018 The Hugo Authors. All rights reserved.
+//
+// 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 resource
+
+import (
+ "io"
+ "strings"
+)
+
+// ReadSeeker wraps io.Reader and io.Seeker.
+type ReadSeeker interface {
+ io.Reader
+ io.Seeker
+}
+
+// ReadSeekCloser is implemented by afero.File. We use this as the common type for
+// content in Resource objects, even for strings.
+type ReadSeekCloser interface {
+ ReadSeeker
+ io.Closer
+}
+
+// ReadSeekerNoOpCloser implements ReadSeekCloser by doing nothing in Close.
+type ReadSeekerNoOpCloser struct {
+ ReadSeeker
+}
+
+// Close does nothing.
+func (r ReadSeekerNoOpCloser) Close() error {
+ return nil
+}
+
+// NewReadSeekerNoOpCloser creates a new ReadSeekerNoOpCloser with the given ReadSeeker.
+func NewReadSeekerNoOpCloser(r ReadSeeker) ReadSeekerNoOpCloser {
+ return ReadSeekerNoOpCloser{r}
+}
+
+// NewReadSeekerNoOpCloserFromString uses strings.NewReader to create a new ReadSeekerNoOpCloser
+// from the given string.
+func NewReadSeekerNoOpCloserFromString(content string) ReadSeekerNoOpCloser {
+ return ReadSeekerNoOpCloser{strings.NewReader(content)}
+}
diff --git a/resource/resource.go b/resource/resource.go
index a7a9cb878..718d4d303 100644
--- a/resource/resource.go
+++ b/resource/resource.go
@@ -16,7 +16,6 @@ package resource
import (
"errors"
"fmt"
- "io"
"io/ioutil"
"mime"
"os"
@@ -134,14 +133,6 @@ type ContentResource interface {
Content() (interface{}, error)
}
-// ReadSeekCloser is implemented by afero.File. We use this as the common type for
-// content in Resource objects, even for strings.
-type ReadSeekCloser interface {
- io.Reader
- io.Seeker
- io.Closer
-}
-
// OpenReadSeekeCloser allows setting some other way (than reading from a filesystem)
// to open or create a ReadSeekCloser.
type OpenReadSeekCloser func() (ReadSeekCloser, error)
diff --git a/resource/transform.go b/resource/transform.go
index 93ace2ba0..5ba5ec821 100644
--- a/resource/transform.go
+++ b/resource/transform.go
@@ -188,25 +188,11 @@ type transformedResource struct {
Resource
}
-type readSeeker struct {
- io.Reader
- io.Seeker
- io.Closer
-}
-
-func (r *readSeeker) Close() error {
- return nil
-}
-
-func (r *readSeeker) Seek(offset int64, whence int) (int64, error) {
- panic("Seek is not supported by this io.Reader")
-}
-
func (r *transformedResource) ReadSeekCloser() (ReadSeekCloser, error) {
if err := r.initContent(); err != nil {
return nil, err
}
- return &readSeeker{Reader: strings.NewReader(r.content)}, nil
+ return NewReadSeekerNoOpCloserFromString(r.content), nil
}
func (r *transformedResource) transferTransformedValues(another *transformedResource) {