Implemented recipe files for dub #2684

source/dub/commandline.d

@@ -534,7 +534,7 @@ struct CommonOptions {
 	bool verbose, vverbose, quiet, vquiet, verror, version_;
 	bool help, annotate, bare;
 	string[] registry_urls;
-	string root_path;
+	string root_path, recipeFile;
 	enum Color { automatic, on, off }
 	Color colorMode = Color.automatic;
 	SkipPackageSuppliers skipRegistry = SkipPackageSuppliers.none;
@@ -568,6 +568,7 @@ struct CommonOptions {
 	{
 		args.getopt("h|help", &help, ["Display general or command specific help"]);
 		args.getopt("root", &root_path, ["Path to operate in instead of the current working dir"]);
+		args.getopt("recipe", &recipeFile, ["Make dub use custom path as its recipe file"]);
 		args.getopt("registry", &registry_urls, [
 			"Search the given registry URL first when resolving dependencies. Can be specified multiple times. Available registry types:",
 			"  DUB: URL to DUB registry (default)",
@@ -836,10 +837,10 @@ class Command {
 		dub = new Dub(options.root_path, package_suppliers, options.skipRegistry);
 		dub.dryRun = options.annotate;
 		dub.defaultPlacementLocation = options.placementLocation;
-
+		dub.mainRecipePath = options.recipeFile;
 		// make the CWD package available so that for example sub packages can reference their
 		// parent package.
-		try dub.packageManager.getOrLoadPackage(NativePath(options.root_path), NativePath.init, false, StrictMode.Warn);
+		try dub.packageManager.getOrLoadPackage(NativePath(options.root_path), NativePath(options.recipeFile), false, StrictMode.Warn);
 		catch (Exception e) { logDiagnostic("No valid package found in current working directory: %s", e.msg); }
 
 		return dub;
@@ -1168,6 +1169,7 @@ abstract class PackageBuildCommand : Command {
 			return true;
 		}
 
+
 		bool from_cwd = package_name.length == 0 || package_name.startsWith(":");
 		// load package in root_path to enable searching for sub packages
 		if (loadCwdPackage(dub, from_cwd)) {
@@ -1272,6 +1274,7 @@ class GenerateCommand : PackageBuildCommand {
 		if (!gensettings.config.length)
 			gensettings.config = m_defaultConfig;
 		gensettings.runArgs = app_args;
+		gensettings.recipeName = dub.mainRecipePath;
 		// legacy compatibility, default working directory is always CWD
 		gensettings.overrideToolWorkingDirectory = getWorkingDirectory();
 

source/dub/dub.d

@@ -126,12 +126,15 @@ class Dub {
 		PackageManager m_packageManager;
 		PackageSupplier[] m_packageSuppliers;
 		NativePath m_rootPath;
+		string m_mainRecipePath;
 		SpecialDirs m_dirs;
 		Settings m_config;
 		Project m_project;
 		string m_defaultCompiler;
 	}
 
+	///Whenever the switch --recipe= is supplied, this member will be populated.
+
 	/** The default placement location of fetched packages.
 
 		This property can be altered, so that packages which are downloaded as part
@@ -391,6 +394,14 @@ class Dub {
 	/// application.
 	@property string projectName() const { return m_project.name; }
 
+	@property string mainRecipePath() const { return m_mainRecipePath; }
+	@property string mainRecipePath(string recipePath) 
+	{ 
+		import std.path:stripExtension, baseName;
+		return m_mainRecipePath = recipePath.baseName.stripExtension;
+	}
+
+
 	@property NativePath projectPath() const { return this.m_project.rootPackage.path; }
 
 	@property string[] configurations() const { return m_project.configurations; }

source/dub/generators/build.d

@@ -48,7 +48,8 @@ string computeBuildName(string config, in GeneratorSettings settings, const stri
 	addHash(settings.platform.compilerVersion);
 	const hashstr = Base64URL.encode(hash.finish()[0 .. $ / 2]).stripRight("=");
 
-	return format("%s-%s-%s", config, settings.buildType, hashstr);
+
+	return format("%s-%s-%s-%s", config, settings.buildType, settings.recipeName, hashstr);
 }
 
 class BuildGenerator : ProjectGenerator {
@@ -747,10 +748,9 @@ private string computeBuildID(in BuildSettings buildsettings, string config, Gen
 			(cast(uint)(buildsettings.options & ~BuildOption.color)).to!string, // exclude color option from id
 			settings.platform.compilerBinary,
 			settings.platform.compiler,
-			settings.platform.compilerVersion,
+			settings.platform.compilerVersion
 		],
 	];
-
 	return computeBuildName(config, settings, hashing);
 }
 

source/dub/generators/generator.d

@@ -809,6 +809,7 @@ struct GeneratorSettings {
 	BuildPlatform platform;
 	Compiler compiler;
 	string config;
+	string recipeName;
 	string buildType;
 	BuildSettings buildSettings;
 	BuildMode buildMode = BuildMode.separate;

test/issue2684-recipe-file/.gitignore

@@ -0,0 +1,16 @@
+.dub
+docs.json
+__dummy.html
+docs/
+/issue2684-recipe-file
+issue2684-recipe-file.so
+issue2684-recipe-file.dylib
+issue2684-recipe-file.dll
+issue2684-recipe-file.a
+issue2684-recipe-file.lib
+issue2684-recipe-file-test-*
+*.exe
+*.pdb
+*.o
+*.obj
+*.lst

test/issue2684-recipe-file/anotherSource/app.d

@@ -0,0 +1,7 @@
+module app;
+import std.stdio;
+
+void main()
+{
+	writeln("This was built using dubWithAnotherSource.json");
+}

test/issue2684-recipe-file/dub.json

@@ -0,0 +1,9 @@
+{
+	"authors": [
+		"Hipreme"
+	],
+	"copyright": "Copyright © 2023, Hipreme",
+	"description": "A minimal D application.",
+	"license": "public domain",
+	"name": "issue2684-recipe-file"
+}

test/issue2684-recipe-file/dubWithAnotherSource.json

@@ -0,0 +1,10 @@
+{
+	"authors": [
+		"Hipreme"
+	],
+	"copyright": "Copyright © 2023, Hipreme",
+	"description": "A minimal D application.",
+	"sourcePaths": ["anotherSource"],
+	"license": "public domain",
+	"name": "issue2684-recipe-file"
+}

test/issue2684-recipe-file/source/app.d

@@ -0,0 +1,10 @@
+module app;
+import std.stdio;
+
+void main()
+{
+	writeln("This was built using dub.json.
+Try using the other configuration by calling dub with:
+dub --recipe=dubWithAnotherSource.json
+");
+}