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Jm/ext - Go and Rust extension support. (#112)
This is an initial implementation of scale extensions. Implemented for go (host and guest), and rust (guest). Scale-63 Scale-68 --------- Signed-off-by: Jimmy Moore <[email protected]> Signed-off-by: Shivansh Vij <[email protected]> Co-authored-by: Shivansh Vij <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| /* | ||
| Copyright 2023 Loophole Labs | ||
| 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 generator | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "io" | ||
| "io/fs" | ||
| "os" | ||
| "time" | ||
|
|
||
| "golang.org/x/mod/zip" | ||
| ) | ||
|
|
||
| var _ zip.File = (*File)(nil) | ||
| var _ os.FileInfo = (*File)(nil) | ||
|
|
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| type File struct { | ||
| name string | ||
| path string | ||
| content []byte | ||
| reader *bytes.Reader | ||
| size int64 | ||
| } | ||
|
|
||
| func NewFile(name string, path string, content []byte) File { | ||
| return File{ | ||
| name: name, | ||
| path: path, | ||
| content: content, | ||
| reader: bytes.NewReader(content), | ||
| size: int64(len(content)), | ||
| } | ||
| } | ||
|
|
||
| func (g File) Name() string { | ||
| return g.name | ||
| } | ||
|
|
||
| func (g File) Size() int64 { | ||
| return g.size | ||
| } | ||
|
|
||
| func (g File) Mode() fs.FileMode { | ||
| return 0700 | ||
| } | ||
|
|
||
| func (g File) ModTime() time.Time { | ||
| return time.Now() | ||
| } | ||
|
|
||
| func (g File) IsDir() bool { | ||
| return false | ||
| } | ||
|
|
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| func (g File) Sys() any { | ||
| return g.content | ||
| } | ||
|
|
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| func (g File) Path() string { | ||
| return g.path | ||
| } | ||
|
|
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| func (g File) Lstat() (os.FileInfo, error) { | ||
| return g, nil | ||
| } | ||
|
|
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| func (g File) Open() (io.ReadCloser, error) { | ||
| return io.NopCloser(g.reader), nil | ||
| } | ||
|
|
||
| func (g File) Data() []byte { | ||
| return g.content | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,163 @@ | ||
| /* | ||
| Copyright 2023 Loophole Labs | ||
| 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 generator | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "encoding/hex" | ||
|
|
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| "github.com/loopholelabs/scale/extension" | ||
| "github.com/loopholelabs/scale/extension/generator/golang" | ||
| "github.com/loopholelabs/scale/extension/generator/rust" | ||
| ) | ||
|
|
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| type GuestRegistryPackage struct { | ||
| GolangModule *bytes.Buffer | ||
| GolangModfile []byte | ||
| RustCrate *bytes.Buffer | ||
| RustCargofile []byte | ||
| TypescriptPackage *bytes.Buffer | ||
| TypescriptPackageJSON []byte | ||
| } | ||
|
|
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| type GuestLocalPackage struct { | ||
| GolangFiles []File | ||
| RustFiles []File | ||
| TypescriptFiles []File | ||
| } | ||
|
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| type HostRegistryPackage struct { | ||
| GolangModule *bytes.Buffer | ||
| GolangModfile []byte | ||
| TypescriptPackage *bytes.Buffer | ||
| TypescriptPackageJSON []byte | ||
| } | ||
|
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| type HostLocalPackage struct { | ||
| GolangFiles []File | ||
| TypescriptFiles []File | ||
| } | ||
|
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| type Options struct { | ||
| Extension *extension.Schema | ||
|
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| GolangPackageImportPath string | ||
| GolangPackageName string | ||
|
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| RustPackageName string | ||
| RustPackageVersion string | ||
|
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| TypescriptPackageName string | ||
| TypescriptPackageVersion string | ||
| } | ||
|
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| func GenerateGuestLocal(options *Options) (*GuestLocalPackage, error) { | ||
| hash, err := options.Extension.Hash() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| hashString := hex.EncodeToString(hash) | ||
|
|
||
| golangTypes, err := golang.GenerateTypes(options.Extension, options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| golangGuest, err := golang.GenerateGuest(options.Extension, hashString, options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| golangInterfaces, err := golang.GenerateInterfaces(options.Extension, options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| modfile, err := golang.GenerateModfile(options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| golangFiles := []File{ | ||
| NewFile("types.go", "types.go", golangTypes), | ||
| NewFile("guest.go", "guest.go", golangGuest), | ||
| NewFile("interfaces.go", "interfaces.go", golangInterfaces), | ||
| NewFile("go.mod", "go.mod", modfile), | ||
| } | ||
|
|
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| rustTypes, err := rust.GenerateTypes(options.Extension, options.RustPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| rustGuest, err := rust.GenerateGuest(options.Extension, hashString, options.RustPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| cargofile, err := rust.GenerateCargofile(options.RustPackageName, options.RustPackageVersion) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
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| rustFiles := []File{ | ||
| NewFile("types.rs", "types.rs", rustTypes), | ||
| NewFile("guest.rs", "guest.rs", rustGuest), | ||
| NewFile("Cargo.toml", "Cargo.toml", cargofile), | ||
| } | ||
|
|
||
| return &GuestLocalPackage{ | ||
| GolangFiles: golangFiles, | ||
| RustFiles: rustFiles, | ||
| }, nil | ||
| } | ||
|
|
||
| func GenerateHostLocal(options *Options) (*HostLocalPackage, error) { | ||
| hash, err := options.Extension.Hash() | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| hashString := hex.EncodeToString(hash) | ||
|
|
||
| golangTypes, err := golang.GenerateTypes(options.Extension, options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| golangHost, err := golang.GenerateHost(options.Extension, hashString, options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| golangInterfaces, err := golang.GenerateInterfaces(options.Extension, options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
||
| modfile, err := golang.GenerateModfile(options.GolangPackageName) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| golangFiles := []File{ | ||
| NewFile("types.go", "types.go", golangTypes), | ||
| NewFile("host.go", "host.go", golangHost), | ||
| NewFile("interfaces.go", "interfaces.go", golangInterfaces), | ||
| NewFile("go.mod", "go.mod", modfile), | ||
| } | ||
|
|
||
| return &HostLocalPackage{ | ||
| GolangFiles: golangFiles, | ||
| }, nil | ||
| } |
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