refactor ContainerBuildOptions in a function

legacy/builder/builder.go

@@ -41,7 +41,7 @@ func (s *Builder) Run(ctx *types.Context) error {
 
 	var _err, mainErr error
 	commands := []types.Command{
-		&ContainerBuildOptions{},
+		containerBuildOptions(ctx),
 
 		types.BareCommand(func(ctx *types.Context) error {
 			return recipeByPrefixSuffixRunner(ctx, "recipe.hooks.prebuild", ".pattern", false)
@@ -286,7 +286,7 @@ func (s *Preprocess) Run(ctx *types.Context) error {
 
 	var _err error
 	commands := []types.Command{
-		&ContainerBuildOptions{},
+		containerBuildOptions(ctx),
 
 		types.BareCommand(func(ctx *types.Context) error {
 			return recipeByPrefixSuffixRunner(ctx, "recipe.hooks.prebuild", ".pattern", false)
@@ -383,3 +383,26 @@ func recipeByPrefixSuffixRunner(ctx *types.Context, prefix, suffix string, skipI
 		func(msg string) { ctx.Info(msg) },
 	)
 }
+
+func containerBuildOptions(ctx *types.Context) types.BareCommand {
+	return types.BareCommand(func(ctx *types.Context) error {
+		// TODO here we can pass only the properties we're reading from the
+		// ctx.BuildProperties
+		buildOptionsJSON, buildOptionsJSONPrevious, infoMessage, err := ContainerBuildOptions(
+			ctx.HardwareDirs, ctx.BuiltInToolsDirs, ctx.OtherLibrariesDirs,
+			ctx.BuiltInLibrariesDirs, ctx.BuildPath, ctx.Sketch, ctx.CustomBuildProperties,
+			ctx.FQBN.String(), ctx.Clean, ctx.BuildProperties,
+		)
+		if infoMessage != "" {
+			ctx.Info(infoMessage)
+		}
+		if err != nil {
+			return err
+		}
+
+		ctx.BuildOptionsJson = buildOptionsJSON
+		ctx.BuildOptionsJsonPrevious = buildOptionsJSONPrevious
+
+		return nil
+	})
+}

legacy/builder/container_build_options.go

@@ -16,42 +16,45 @@
 package builder
 
 import (
-	"github.com/arduino/arduino-cli/legacy/builder/types"
+	"github.com/arduino/arduino-cli/arduino/sketch"
+	"github.com/arduino/go-paths-helper"
+	properties "github.com/arduino/go-properties-orderedmap"
 	"github.com/pkg/errors"
 )
 
-type ContainerBuildOptions struct{}
-
-func (s *ContainerBuildOptions) Run(ctx *types.Context) error {
+func ContainerBuildOptions(
+	hardwareDirs, builtInToolsDirs, otherLibrariesDirs paths.PathList,
+	builtInLibrariesDirs, buildPath *paths.Path,
+	sketch *sketch.Sketch,
+	customBuildProperties []string,
+	fqbn string,
+	clean bool,
+	buildProperties *properties.Map,
+) (string, string, string, error) {
 	buildOptionsJSON, err := CreateBuildOptionsMap(
-		ctx.HardwareDirs, ctx.BuiltInToolsDirs, ctx.OtherLibrariesDirs,
-		ctx.BuiltInLibrariesDirs, ctx.Sketch, ctx.CustomBuildProperties,
-		ctx.FQBN.String(), ctx.BuildProperties.Get("compiler.optimization_flags"),
+		hardwareDirs, builtInToolsDirs, otherLibrariesDirs,
+		builtInLibrariesDirs, sketch, customBuildProperties,
+		fqbn, buildProperties.Get("compiler.optimization_flags"),
 	)
 	if err != nil {
-		return errors.WithStack(err)
+		return "", "", "", errors.WithStack(err)
 	}
-	ctx.BuildOptionsJson = buildOptionsJSON
 
-	buildOptionsJsonPrevious, err := LoadPreviousBuildOptionsMap(ctx.BuildPath)
+	buildOptionsJSONPrevious, err := LoadPreviousBuildOptionsMap(buildPath)
 	if err != nil {
-		return errors.WithStack(err)
+		return "", "", "", errors.WithStack(err)
 	}
-	ctx.BuildOptionsJsonPrevious = buildOptionsJsonPrevious
 
 	infoOut, err := WipeoutBuildPathIfBuildOptionsChanged(
-		ctx.Clean,
-		ctx.BuildPath,
-		ctx.BuildOptionsJson,
-		ctx.BuildOptionsJsonPrevious,
-		ctx.BuildProperties,
+		clean,
+		buildPath,
+		buildOptionsJSON,
+		buildOptionsJSONPrevious,
+		buildProperties,
 	)
 	if err != nil {
-		return errors.WithStack(err)
-	}
-	if infoOut != "" {
-		ctx.Info(infoOut)
+		return "", "", "", errors.WithStack(err)
 	}
 
-	return StoreBuildOptionsMap(ctx.BuildPath, ctx.BuildOptionsJson)
+	return buildOptionsJSON, buildOptionsJSONPrevious, infoOut, StoreBuildOptionsMap(buildPath, buildOptionsJSON)
 }