chore: project scaffolding

.github/FUNDING.yml

@@ -0,0 +1 @@
+github: jaredallard

.github/pull_request_template.md

@@ -0,0 +1,14 @@
+<!--
+  !!!! README !!!! Please fill this out.
+
+  Please follow conventional commit naming conventions:
+
+  https://www.conventionalcommits.org/en/v1.0.0/#summary
+-->
+
+<!-- A short description of what your PR does and what it solves. -->
+## What this PR does / why we need it
+
+
+<!-- Notes that may be helpful for anyone reviewing this PR -->
+## Notes for your reviewers

.github/workflows/golangci-lint.yaml

@@ -0,0 +1,54 @@
+name: tests
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: stencil-build-${{ github.head_ref }}
+  cancel-in-progress: true
+
+jobs:
+  gotest:
+    name: go test
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: jdx/mise-action@v2
+        with:
+          experimental: true
+        env:
+          GH_TOKEN: ${{ github.token }}
+      - name: Run go test
+        run: |
+          gotestsum -f github-actions -- -coverprofile=cover.out ./...
+      - name: Upload test coverage
+        uses: codecov/codecov-action@v4.0.1
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+          files: ./cover.out
+          fail_ci_if_error: true
+
+  golangci-lint:
+    name: golangci-lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: jdx/mise-action@v2
+        with:
+          experimental: true
+        env:
+          GH_TOKEN: ${{ github.token }}
+      - name: Retrieve golangci-lint version
+        run: |
+          echo "version=$(mise current golangci-lint)" >> "$GITHUB_OUTPUT"
+        id: golangci_lint
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          version: v${{ steps.golangci_lint.outputs.version }}
+          args: --timeout=30m

.github/workflows/release.yaml

@@ -0,0 +1,46 @@
+name: goreleaser
+
+on:
+  push:
+    # Run only on tags
+    tags:
+      - "*"
+
+permissions:
+  contents: write
+  packages: write
+
+concurrency:
+  group: stencil-release-${{ github.head_ref }}
+  cancel-in-progress: true
+
+jobs:
+  goreleaser:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - run: git fetch --force --tags
+      - uses: jdx/mise-action@v2
+        with:
+          experimental: true
+        env:
+          GH_TOKEN: ${{ github.token }}
+      - name: Retrieve goreleaser version
+        run: |
+          echo "version=$(mise current goreleaser)" >> "$GITHUB_OUTPUT"
+        id: goreleaser
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - uses: goreleaser/goreleaser-action@v5
+        with:
+          distribution: goreleaser
+          version: v${{ steps.goreleaser.outputs.version }}
+          args: release --clean
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -0,0 +1,3 @@
+bin
+*.out
+.DS_Store

.mise.toml

@@ -1,2 +1,18 @@
 [tools]
 golang = "1.22"
+golangci-lint = "1.56.2"
+"go:gotest.tools/gotestsum" = "v1.11.0"
+"go:golang.org/x/tools/cmd/goimports" = "latest"
+
+[tasks.tests]
+description = "Run tests"
+run = ["gotestsum", "golangci-lint run --allow-parallel-runners --fast"]
+
+[tasks.fmt]
+alias = "format"
+description = "Format code"
+run = ["goimports -w ."]
+
+[tasks.build]
+description = "Build the project"
+run = ["go mod download", "go build -trimpath -o bin/ ./cmd/..."]

internal/parser/parser.go

@@ -19,7 +19,6 @@ package parser
 
 import (
 	"bufio"
-	"errors"
 	"fmt"
 	"io"
 	"reflect"
@@ -57,18 +56,13 @@ func parseColonDocuments(r io.Reader) ([]map[string]string, error) {
 		cur[parts[0]] = parts[1]
 	}
 	if scanner.Err() != nil {
-		if errors.Is(scanner.Err(), io.EOF) {
-			// Last entry, if cur is not empty (already had a newline?) append
-			// it.
-			if len(cur) > 0 {
-				out = append(out, cur)
-			}
-			return out, nil
-		}
-
 		return nil, scanner.Err()
 	}
 
+	// If we ended with a non-empty document, append it to the output now.
+	if len(cur) > 0 {
+		out = append(out, cur)
+	}
 	return out, nil
 }
 
@@ -153,6 +147,7 @@ func (pkg *Package) EncodeInto(w io.Writer) error {
 	return nil
 }
 
+// ParsePackages parses the provided reader into a slice of packages.
 func ParsePackages(r io.Reader) (Packages, error) {
 	docs, err := parseColonDocuments(r)
 	if err != nil {
@@ -202,13 +197,12 @@ func ParsePackages(r io.Reader) (Packages, error) {
 
 			// Remove the field from the map so we can check for missing
 			// fields later.
-			delete(tagToField, k)
-
+			delete(doc, k)
 		}
 
 		// Check for missing fields
-		if len(tagToField) > 0 {
-			return nil, fmt.Errorf("unknown fields: %v", tagToField)
+		if len(doc) > 0 {
+			return nil, fmt.Errorf("unknown fields: %v", doc)
 		}
 
 		pkgs = append(pkgs, pkg)