feat: Includes motoko-dev-server in new motoko projects

src/dfx/assets/new_project_motoko_files/__dot__gitignore

@@ -16,3 +16,9 @@ src/declarations/
 # frontend code
 node_modules/
 dist/
+
+# backend code
+.mops
+
+# environment variables
+.env

src/dfx/assets/new_project_motoko_files/dfx.json

@@ -17,9 +17,8 @@
   },
   "defaults": {
     "build": {
-      "packtool": "",
-      "args": ""
+      "packtool": "npm run --silent sources"
     }
   },
   "output_env_file": ".env"
-}
+}

src/dfx/assets/new_project_motoko_files/mops.toml

@@ -0,0 +1,5 @@
+[dependencies]
+base = "0.8.5"
+
+[dev-dependencies]
+test = "1.0.1"

src/dfx/assets/new_project_motoko_files/src/__project_name___backend/lib.mo

@@ -0,0 +1,14 @@
+import Text "mo:base/Text";
+import Iter "mo:base/Iter";
+import Buffer "mo:base/Buffer";
+import List "mo:base/List";
+module {
+  /**
+    * A simple of example of a Motoko method.
+    * @param {Text} name - The name to greet. 
+    * @return {Text} A greeting.
+    */
+  public func greet(name : Text) : Text {
+    "Hello, " # name # "!";
+  };
+};

src/dfx/assets/new_project_motoko_files/src/__project_name___backend/lib.test.mo

@@ -0,0 +1,15 @@
+import { test; suite } "mo:test";
+import Lib "./lib";
+
+suite(
+  "Methods",
+  func() : () {
+    test(
+      "greet",
+      func() {
+        let result = Lib.greet("developer");
+        assert (result == "Hello, developer!");
+      },
+    );
+  },
+);

src/dfx/assets/new_project_motoko_files/src/__project_name___backend/main.mo

@@ -1,5 +1,7 @@
+import Lib "lib";
+
 actor {
   public query func greet(name : Text) : async Text {
-    return "Hello, " # name # "!";
+    return Lib.greet(name);
   };
 };

src/dfx/assets/new_project_node_files/package.json

@@ -2,13 +2,18 @@
   "name": "{project_name}_frontend",
   "version": "0.1.0",
   "description": "Internet Computer starter application",
-  "keywords": ["Internet Computer", "Motoko", "JavaScript", "Canister"],
+  "keywords": [
+    "Internet Computer",
+    "Motoko",
+    "JavaScript",
+    "Canister"
+  ],
   "scripts": {
     "build": "webpack",
+    "generate": "dfx generate {project_name}_backend",
     "prebuild": "npm run generate",
-    "start": "webpack serve --mode development --env development",
     "prestart": "npm run generate",
-    "generate": "dfx generate {project_name}_backend"
+    {motoko_scripts}{rust_scripts}
   },
   "devDependencies": {
     "@dfinity/agent": "{js_agent_version}",
@@ -19,9 +24,13 @@
     "copy-webpack-plugin": "^11.0.0",
     "events": "3.3.0",
     "html-webpack-plugin": "5.5.0",
+    "ic-mops": "^0.8.7",
+    "mo-dev": "^0.5.4",
+    "npm-run-all": "^4.1.5",
     "process": "0.11.10",
     "stream-browserify": "3.0.0",
     "terser-webpack-plugin": "^5.3.3",
+    "typescript": "^5.0.2",
     "util": "0.12.4",
     "webpack": "^5.73.0",
     "webpack-cli": "^4.10.0",

src/dfx/assets/new_project_node_files/tsconfig.json

@@ -0,0 +1,112 @@
+{
+  "compilerOptions": {
+    /* Visit https://aka.ms/tsconfig to read more about this file */
+
+    /* Projects */
+    // "incremental": true,                              /* Save .tsbuildinfo files to allow for incremental compilation of projects. */
+    // "composite": true,                                /* Enable constraints that allow a TypeScript project to be used with project references. */
+    // "tsBuildInfoFile": "./.tsbuildinfo",              /* Specify the path to .tsbuildinfo incremental compilation file. */
+    // "disableSourceOfProjectReferenceRedirect": true,  /* Disable preferring source files instead of declaration files when referencing composite projects. */
+    // "disableSolutionSearching": true,                 /* Opt a project out of multi-project reference checking when editing. */
+    // "disableReferencedProjectLoad": true,             /* Reduce the number of projects loaded automatically by TypeScript. */
+
+    /* Language and Environment */
+    "target": "es2021" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
+    "lib": [
+      "DOM"
+    ] /* Specify a set of bundled library declaration files that describe the target runtime environment. */,
+    // "jsx": "preserve",                                /* Specify what JSX code is generated. */
+    // "experimentalDecorators": true,                   /* Enable experimental support for legacy experimental decorators. */
+    // "emitDecoratorMetadata": true,                    /* Emit design-type metadata for decorated declarations in source files. */
+    // "jsxFactory": "",                                 /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */
+    // "jsxFragmentFactory": "",                         /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */
+    // "jsxImportSource": "",                            /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */
+    // "reactNamespace": "",                             /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */
+    // "noLib": true,                                    /* Disable including any library files, including the default lib.d.ts. */
+    // "useDefineForClassFields": true,                  /* Emit ECMAScript-standard-compliant class fields. */
+    // "moduleDetection": "auto",                        /* Control what method is used to detect module-format JS files. */
+
+    /* Modules */
+    "module": "ES2022" /* Specify what module code is generated. */,
+    // "rootDir": "./",                                  /* Specify the root folder within your source files. */
+    "moduleResolution": "nodenext" /* Specify how TypeScript looks up a file from a given module specifier. */,
+    // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
+    // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
+    // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
+    // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
+    // "types": [],                                      /* Specify type package names to be included without being referenced in a source file. */
+    // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
+    // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
+    // "allowImportingTsExtensions": true,               /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */
+    // "resolvePackageJsonExports": true,                /* Use the package.json 'exports' field when resolving package imports. */
+    // "resolvePackageJsonImports": true,                /* Use the package.json 'imports' field when resolving imports. */
+    // "customConditions": [],                           /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */
+    // "resolveJsonModule": true,                        /* Enable importing .json files. */
+    // "allowArbitraryExtensions": true,                 /* Enable importing files with any extension, provided a declaration file is present. */
+    // "noResolve": true,                                /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */
+
+    /* JavaScript Support */
+    "allowJs": true /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */,
+    // "checkJs": true /* Enable error reporting in type-checked JavaScript files. */,
+    // "maxNodeModuleJsDepth": 1,                        /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */
+
+    /* Emit */
+    // "declaration": true,                              /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+    // "declarationMap": true,                           /* Create sourcemaps for d.ts files. */
+    // "emitDeclarationOnly": true,                      /* Only output d.ts files and not JavaScript files. */
+    // "sourceMap": true,                                /* Create source map files for emitted JavaScript files. */
+    // "inlineSourceMap": true,                          /* Include sourcemap files inside the emitted JavaScript. */
+    // "outFile": "./",                                  /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */
+    // "outDir": "./",                                   /* Specify an output folder for all emitted files. */
+    // "removeComments": true,                           /* Disable emitting comments. */
+    // "noEmit": true,                                   /* Disable emitting files from a compilation. */
+    // "importHelpers": true,                            /* Allow importing helper functions from tslib once per project, instead of including them per-file. */
+    // "importsNotUsedAsValues": "remove",               /* Specify emit/checking behavior for imports that are only used for types. */
+    // "downlevelIteration": true,                       /* Emit more compliant, but verbose and less performant JavaScript for iteration. */
+    // "sourceRoot": "",                                 /* Specify the root path for debuggers to find the reference source code. */
+    // "mapRoot": "",                                    /* Specify the location where debugger should locate map files instead of generated locations. */
+    // "inlineSources": true,                            /* Include source code in the sourcemaps inside the emitted JavaScript. */
+    // "emitBOM": true,                                  /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */
+    // "newLine": "crlf",                                /* Set the newline character for emitting files. */
+    // "stripInternal": true,                            /* Disable emitting declarations that have '@internal' in their JSDoc comments. */
+    // "noEmitHelpers": true,                            /* Disable generating custom helper functions like '__extends' in compiled output. */
+    // "noEmitOnError": true,                            /* Disable emitting files if any type checking errors are reported. */
+    // "preserveConstEnums": true,                       /* Disable erasing 'const enum' declarations in generated code. */
+    // "declarationDir": "./",                           /* Specify the output directory for generated declaration files. */
+    // "preserveValueImports": true,                     /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */
+
+    /* Interop Constraints */
+    // "isolatedModules": true,                          /* Ensure that each file can be safely transpiled without relying on other imports. */
+    // "verbatimModuleSyntax": true,                     /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */
+    // "allowSyntheticDefaultImports": true,             /* Allow 'import x from y' when a module doesn't have a default export. */
+    "esModuleInterop": true /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */,
+    // "preserveSymlinks": true,                         /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */
+    "forceConsistentCasingInFileNames": true /* Ensure that casing is correct in imports. */,
+
+    /* Type Checking */
+    "strict": true /* Enable all strict type-checking options. */,
+    // "noImplicitAny": true,                            /* Enable error reporting for expressions and declarations with an implied 'any' type. */
+    // "strictNullChecks": true,                         /* When type checking, take into account 'null' and 'undefined'. */
+    // "strictFunctionTypes": true,                      /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */
+    // "strictBindCallApply": true,                      /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */
+    // "strictPropertyInitialization": true,             /* Check for class properties that are declared but not set in the constructor. */
+    // "noImplicitThis": true,                           /* Enable error reporting when 'this' is given the type 'any'. */
+    // "useUnknownInCatchVariables": true,               /* Default catch clause variables as 'unknown' instead of 'any'. */
+    // "alwaysStrict": true,                             /* Ensure 'use strict' is always emitted. */
+    // "noUnusedLocals": true,                           /* Enable error reporting when local variables aren't read. */
+    // "noUnusedParameters": true,                       /* Raise an error when a function parameter isn't read. */
+    // "exactOptionalPropertyTypes": true,               /* Interpret optional property types as written, rather than adding 'undefined'. */
+    // "noImplicitReturns": true,                        /* Enable error reporting for codepaths that do not explicitly return in a function. */
+    // "noFallthroughCasesInSwitch": true,               /* Enable error reporting for fallthrough cases in switch statements. */
+    // "noUncheckedIndexedAccess": true,                 /* Add 'undefined' to a type when accessed using an index. */
+    // "noImplicitOverride": true,                       /* Ensure overriding members in derived classes are marked with an override modifier. */
+    // "noPropertyAccessFromIndexSignature": true,       /* Enforces using indexed accessors for keys declared using an indexed type. */
+    // "allowUnusedLabels": true,                        /* Disable error reporting for unused labels. */
+    // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
+
+    /* Completeness */
+    // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
+    "skipLibCheck": true /* Skip type checking all .d.ts files. */
+  },
+  "include": ["src/**/*.ts", "src/**/*.tsx", "src/**/*.js", "src/**/*.jsx"]
+}

src/dfx/assets/new_project_rust_files/__dot__gitignore

@@ -19,3 +19,6 @@ target/
 # frontend code
 node_modules/
 dist/
+
+# environment variables
+.env

src/dfx/src/commands/new.rs

@@ -252,6 +252,29 @@ fn scaffold_frontend_code(
             project_name_str.to_uppercase(),
         );
 
+        let mut motoko_package_json_scripts = "";
+        let mut rust_package_json_scripts = "";
+
+        if variables.get("type").unwrap() == "motoko" {
+            motoko_package_json_scripts = "    \"sources\": \"mops sources\",
+            \"start:backend\": \"mo-dev --generate --deploy -y\",
+            \"start:frontend\": \"webpack serve --mode development --env development\",
+            \"start\": \"run-p start:frontend start:backend\",
+            \"postinstall\": \"mops install\",
+            \"test:motoko\": \"mo-test\"";
+        } else if variables.get("type").unwrap() == "rust" {
+            rust_package_json_scripts =
+                "    \"start\": \"webpack serve --mode development --env development\"";
+        }
+        variables.insert(
+            "motoko_scripts".to_string(),
+            motoko_package_json_scripts.to_string(),
+        );
+        variables.insert(
+            "rust_scripts".to_string(),
+            rust_package_json_scripts.to_string(),
+        );
+
         let mut new_project_node_files = assets::new_project_node_files()?;
         write_files_from_entries(
             log,
@@ -390,6 +413,7 @@ pub fn exec(env: &dyn Environment, opts: NewOpts) -> DfxResult {
     let variables: BTreeMap<String, String> = [
         ("project_name".to_string(), project_name_str.to_string()),
         ("dfx_version".to_string(), version_str.clone()),
+        ("type".to_string(), opts.r#type.clone()),
         ("dot".to_string(), ".".to_string()),
     ]
     .iter()