vendor tsgo

tools/tsgo/internal/tsoptions/decls_test.go

@@ -0,0 +1,79 @@
+package tsoptions_test
+
+import (
+	"reflect"
+	"strings"
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/core"
+	"github.com/microsoft/typescript-go/internal/tsoptions"
+)
+
+func TestCompilerOptionsDeclaration(t *testing.T) {
+	t.Parallel()
+
+	decls := make(map[string]*tsoptions.CommandLineOption)
+
+	for _, decl := range tsoptions.OptionsDeclarations {
+		decls[strings.ToLower(decl.Name)] = decl
+	}
+
+	internalOptions := []string{
+		"allowNonTsExtensions",
+		"build",
+		"configFilePath",
+		"noDtsResolution",
+		"noEmitForJsFiles",
+		"pathsBasePath",
+		"suppressOutputPathCheck",
+		"build",
+	}
+
+	internalOptionsMap := make(map[string]string)
+	for _, opt := range internalOptions {
+		internalOptionsMap[strings.ToLower(opt)] = opt
+	}
+
+	compilerOptionsType := reflect.TypeFor[core.CompilerOptions]()
+	for field := range compilerOptionsType.Fields() {
+		if !field.IsExported() {
+			continue
+		}
+
+		lowerName := strings.ToLower(field.Name)
+
+		decl := decls[lowerName]
+		if decl == nil {
+			if name, ok := internalOptionsMap[lowerName]; ok {
+				checkCompilerOptionJsonTagName(t, field, name)
+				continue
+			}
+			t.Errorf("CompilerOptions.%s has no options declaration", field.Name)
+			continue
+		}
+		delete(decls, lowerName)
+
+		checkCompilerOptionJsonTagName(t, field, decl.Name)
+	}
+
+	skippedOptions := []string{
+		"plugins",
+	}
+
+	for _, opt := range skippedOptions {
+		delete(decls, strings.ToLower(opt))
+	}
+
+	for _, decl := range decls {
+		t.Errorf("Option declaration %s is not present in CompilerOptions", decl.Name)
+	}
+}
+
+func checkCompilerOptionJsonTagName(t *testing.T, field reflect.StructField, name string) {
+	t.Helper()
+	want := name + ",omitzero"
+	got := field.Tag.Get("json")
+	if got != want {
+		t.Errorf("Field %s has json tag %s, but the option declaration has name %s", field.Name, got, want)
+	}
+}