chore: add release automation

.github/.goreleaser.yaml

@@ -0,0 +1,37 @@
+# yaml-language-server: $schema=https://goreleaser.com/static/schema.json
+
+version: 2
+
+builds:
+  - goos:
+      - linux
+      - windows
+      - darwin
+    goarch:
+      - amd64
+      - arm64
+    ldflags:
+      - "-X main.version={{ .Version }}"
+
+universal_binaries:
+  - replace: false
+
+archives:
+  - format: tar.gz
+    name_template: >-
+      {{ .ProjectName }}_
+      {{- title .Os }}_
+      {{- if eq .Arch "amd64" }}x86_64
+      {{- else if eq .Arch "all" }}universal
+      {{- else }}{{ .Arch }}{{ end }}
+      {{- if .Arm }}v{{ .Arm }}{{ end }}
+    format_overrides:
+      - goos: windows
+        format: zip
+    wrap_in_directory: true
+
+checksum:
+  name_template: checksums.txt
+
+changelog:
+  disable: true

.github/release-please-config.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+  "release-type": "go",
+  "packages": {},
+  "bump-minor-pre-major": true
+}

.github/workflows/ci.yaml

@@ -0,0 +1,73 @@
+# yaml-language-server: $schema=https://json.schemastore.org/github-workflow
+
+on:
+  push:
+    branches:
+      - main
+  pull_request: {}
+
+jobs:
+  check-generated:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: "1.22"
+      - run: go mod tidy
+      - run: go generate ./...
+      - run: git diff --exit-code
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: "1.22"
+      - run: go install
+      - run: go test -cover ./...
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: "1.22"
+      - uses: golangci/golangci-lint-action@v4
+        with:
+          version: v1.59.1
+
+  release-please:
+    runs-on: ubuntu-latest
+    needs: [check-generated, test, lint]
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    outputs:
+      release_created: ${{ steps.release-please.outputs.release_created }}
+      tag_name: ${{ steps.release-please.outputs.tag_name }}
+      version: ${{ steps.release-please.outputs.version }}
+    steps:
+      - uses: googleapis/release-please-action@v4
+        with:
+          token: ${{ secrets.PAT }}
+          config-file: .github/release-please-config.json
+
+  release:
+    runs-on: ubuntu-latest
+    needs: [release-please]
+    if: needs.release-please.outputs.release_created
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - run: git fetch --tags --force
+      - uses: actions/setup-go@v5
+        with:
+          go-version: "1.22"
+      - uses: goreleaser/goreleaser-action@v6
+        with:
+          version: "~> v2"
+          args: release --clean --config .github/.goreleaser.yaml
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -1,2 +1,4 @@
 *.out
 /openapiv3-lsp
+/dist
+/tmp

README.md

@@ -16,7 +16,6 @@ for me to implement in this language server.
 
 ## Features
 
-
 ### Language Features
 
 - [x] Jump to definition
@@ -36,10 +35,18 @@ for me to implement in this language server.
 
 ## Installation
 
+### Using Go
+
 ```bash
 go install github.com/armsnyder/openapiv3-lsp@latest
 ```
 
+### From GitHub Releases
+
+Download the latest release from [GitHub releases](https://github.com/armsnyder/openapiv3-lsp/releases).
+
+## Usage
+
 ### Neovim Configuration Example
 
 Assuming you are using Neovim and have the installed openapiv3-lsp binary in
@@ -52,6 +59,7 @@ your PATH, you can use the following Lua code to your Neovim configuration:
         vim.lsp.start {
           cmd = { 'openapiv3-lsp' },
           filetypes = { 'yaml' },
+          root_dir = vim.fn.getcwd(),
         }
       end,
     })

main.go

@@ -1,6 +1,9 @@
 package main
 
 import (
+	"flag"
+	"fmt"
+	"io"
 	"log"
 	"os"
 
@@ -9,20 +12,113 @@ import (
 	"github.com/armsnyder/openapiv3-lsp/internal/lsp/types"
 )
 
+// NOTE(asanyder): Version is set by release-please.
+const Version = "0.1.0"
+
 func main() {
-	log.SetFlags(0)
+	// Parse command line flags.
+
+	var args struct {
+		version  bool
+		help     bool
+		testdata string
+	}
+
+	flag.BoolVar(&args.version, "version", false, "Print the version and exit")
+	flag.BoolVar(&args.version, "v", false, "Print the version and exit")
+	flag.BoolVar(&args.help, "help", false, "Print this help message and exit")
+	flag.BoolVar(&args.help, "h", false, "Print this help message and exit")
+	flag.StringVar(&args.testdata, "testdata", "", "Capture a copy of all input and output to the specified directory. Useful for debugging or generating test data.")
+
+	flag.Parse()
+
+	// Handle special flags.
+
+	if args.version {
+		//nolint:forbidigo // use of fmt.Println
+		fmt.Println(Version)
+		return
+	}
+
+	if args.help {
+		flag.Usage()
+		return
+	}
+
+	// Configure logging.
+
+	log.SetFlags(log.Lshortfile)
+
+	// Configure input and output.
+
+	var reader io.Reader = os.Stdin
+	var writer io.Writer = os.Stdout
+
+	if args.testdata != "" {
+		if err := os.MkdirAll(args.testdata, 0o755); err != nil {
+			log.Fatal("Failed to create testdata directory: ", err)
+		}
+
+		inputFile, err := os.Create(args.testdata + "/input.jsonrpc")
+		if err != nil {
+			log.Fatal("Failed to create input file: ", err)
+		}
+		defer inputFile.Close()
+
+		outputFile, err := os.Create(args.testdata + "/output.jsonrpc")
+		if err != nil {
+			//nolint:gocritic // exitAfterDefer
+			log.Fatal("Failed to create output file: ", err)
+		}
+		defer outputFile.Close()
+
+		reader = io.TeeReader(reader, inputFile)
+		writer = io.MultiWriter(writer, outputFile)
+	}
+
+	// Run the LSP server.
 
 	server := &lsp.Server{
 		ServerInfo: types.ServerInfo{
 			Name:    "openapiv3-lsp",
-			Version: "0.1.0",
+			Version: Version,
 		},
-		Reader:  os.Stdin,
-		Writer:  os.Stdout,
+		Reader:  reader,
+		Writer:  writer,
 		Handler: &analysis.Handler{},
 	}
 
 	if err := server.Run(); err != nil {
 		log.Fatal("LSP server error: ", err)
 	}
 }
+
+// shadowReader wraps a primary reader and splits the input to a secondary
+// writer.
+type shadowReader struct {
+	reader io.Reader
+	shadow io.Writer
+}
+
+func (r shadowReader) Read(p []byte) (n int, err error) {
+	n, err = r.reader.Read(p)
+	_, _ = r.shadow.Write(p[:n])
+	return n, err
+}
+
+var _ io.Reader = shadowReader{}
+
+// shadowWriter wraps a primary writer and splits the output to a secondary
+// writer.
+type shadowWriter struct {
+	writer io.Writer
+	shadow io.Writer
+}
+
+func (w shadowWriter) Write(p []byte) (n int, err error) {
+	n, err = w.writer.Write(p)
+	_, _ = w.shadow.Write(p)
+	return n, err
+}
+
+var _ io.Writer = shadowWriter{}