imports working?!

2021-05-06 23:05:36 -04:00 · 2021-05-06 23:05:36 -04:00 · 2a0ffec1f6
parent bac6e4cfb8
commit 2a0ffec1f6
11 changed files with 405 additions and 213 deletions
--- a/.editorconfig
+++ b/.editorconfig
@ -0,0 +1,6 @@
+[*]
+indent_style = tab
+indent_size = 2
+
+[*.ne]
+indent_style = spaces
--- a/Instance.js
+++ b/Instance.js
@ -6,16 +6,20 @@ export default class Instance extends Serializable {
 	module = null;
 	links = {}
 	system = null;
+	context = null;

 	// reconstruct context when we need it...
-	get context() {
+	createContext() {
 		const ctx = {};
 		for(const name in this.links) {
 			ctx[name] = this.links[name];
 		}
+		for(const name in this.module.imports) {
+			ctx[name] = this.module.imports[name];
+		}
 		// ctx.Instance = Instance;
 		ctx.create = this.system.newInstance.bind(this.system);
-		return ctx;
+		this.context = ctx;
 	};

 	constructor(module, location, parameters, system) {
@ -24,12 +28,27 @@ export default class Instance extends Serializable {
 		this.location = location;
 		this.system = system;
 		for(const name of this.module.links.optional.arrays) this.links[name] = [];
+		this.createContext();
+
+		this._link = new Proxy(this, {
+			get(target, prop, receiver) {
+				if(prop === 'restore') return undefined;
+				if(prop in target.module.functions) {
+					return target.invokeInternal.bind(target, prop);
+				}
+				return undefined;
+			}
+		});
 	}

 	invokeInternal(name, ...args) {
 		const content = this.module.functions[name];
 		evalInContext(content, this.context);
 	}
+
+	get link () {
+		return this._link;
+	}
 }

 function evalInContext(js, context) {
--- a/Module.js
+++ b/Module.js
@ -18,5 +18,6 @@ export default class Module {
 		space: '',
 		last: '',
 		full: ''
-	}
+	};
+	imports = {}
 }
--- a/System.js
+++ b/System.js
@ -14,7 +14,7 @@ export default class System extends Serializable {
 		try {
 			mkdirSync(location);
 		} catch {}
-		this.newInstance('xyz.places.world');
+		this.newInstance('xyz.places.main');
 	}

 	getModule(name) {
@ -25,17 +25,9 @@ export default class System extends Serializable {
 		return new Instance(this.getModule(name), null, args, this);
 	}

-	linkInstance(instance) {
-		return new Proxy(instance, {
-			get(target, prop, receiver) {
-				return target[prop];
-			}
-		});
-	}
-
 	newInstance(name, args = {}) {
 		const instance = this.createInstance(name, args);
-		const link = this.linkInstance(instance);
+		const link = instance.link;
 		instance.invokeInternal('restore');
 		return link;
 	}
--- a/grammar.ne
+++ b/grammar.ne
@ -1,17 +1,31 @@
@lexer lexer

 PROGRAM -> _ STATEMENT:+ _ {% ([,stuff,]) => { return stuff } %}
-STATEMENT -> _ LINK_DECLARATION _ %SEMICOLON:? {% ([,stuff]) => { return stuff } %}
-	| _ %RESTORE _ JS_BLOCK _ %SEMICOLON:? {% ([,,,block]) => { return { type: 'restore', block: block } } %}
-	| _ IDENTIFIER _ JS_BLOCK _ %SEMICOLON:? {% ([,name,,block]) => { return { type: 'function', name: name, block: block } } %}
-	| _ %NAMESPACE __ NAMESPACE _ %SEMICOLON:? {% ([,,,namespace]) => { return { type: 'namespace', namespace: namespace[0] } } %}
+
+STATEMENT -> _ LINK_DECLARATION _ SEMICOLON {% ([,stuff]) => { return stuff } %}
+          | _ %RESTORE _ JS_BLOCK _ SEMICOLON {% ([,,,block]) => { return { type: 'restore', block: block } } %}
+          | _ IDENTIFIER _ JS_BLOCK _ SEMICOLON {% ([,name,,block]) => { return { type: 'function', name: name, block: block } } %}
+          | _ %NAMESPACE __ NAMESPACE _ SEMICOLON {% ([,,,namespace]) => { return { type: 'namespace', namespace: namespace[0] } } %}
+          | _ DIRECTIVE _ SEMICOLON {% ([,directive]) => { return { type: 'directive', value: directive }} %}
+          | _ %IMPORT __ STRING __ %AS __ IDENTIFIER _ SEMICOLON {% ([,,,moduleName,,,,identifier]) => { return { type: 'import', name: identifier, importName: moduleName }} %}
+
+DIRECTIVE -> _ %SINGLETON {% () => 'singleton' %}
+           | _ %KEEPALIVE {% () => 'keepalive' %}
+
 LINK_DECLARATION -> _ %LINK __ IDENTIFIER {% ([,,,id]) => { return { type: 'link', array: false, required: false, name: id }} %}
                  | _ %LINK _ %ARRAY __ IDENTIFIER {% ([,,,,,id]) => { return { type: 'link', array: true, required: false, name: id }} %}
                  | _ %REQUIRED __ %LINK __ IDENTIFIER {% ([,,,,,id]) => { return { type: 'link', array: false, required: true, name: id }} %}
                  | _ %REQUIRED __ %LINK _ %ARRAY __ IDENTIFIER {% ([,,,,,,,id]) => { return { type: 'link', array: true, required: true, name: id }} %}
+
 NAMESPACE -> IDENTIFIER
           | IDENTIFIER %DOTOP NAMESPACE {% ([a,,b]) => { return [`${a}.${b}`] } %}
+
+EOL -> SEMICOLON
+     | "\n"
+STRING -> %STRING {% ([d]) => d.value.substring(1, d.value.length - 1) %}
+SEMICOLON -> %SEMICOLON:?
 IDENTIFIER -> %IDENTIFIER {% ([id]) => id.value %}
 JS_BLOCK -> %JS_BLOCK {% ([block]) => minify(block.value.substring(2, block.value.length - 2)) %}
+          | %JS_BLOCK2 {% ([block]) => minify(block.value.substring(2, block.value.length - 2)) %}
 _ -> null | %SPACE {% () => undefined %}
 __ -> %SPACE {% () => undefined %}
--- a/package.json
+++ b/package.json
@ -1,5 +1,5 @@
 {
-  "name": "lang",
+  "name": "vogue",
  "version": "1.0.0",
  "main": "index.js",
  "license": "MIT",
@ -9,13 +9,14 @@
  },
  "scripts": {
    "c": "nearleyc",
-    "test": "vogue test"
+    "test": "node run.js test"
  },
  "dependencies": {
    "lodash": "^4.17.21",
    "moo": "^0.5.1",
    "nearley": "^2.20.1",
    "nedb": "^1.8.0",
+    "terminal-kit": "^2.1.0",
    "uglify-js": "^3.13.5"
  }
 }
--- a/run.js
+++ b/run.js
@ -1,17 +1,18 @@
 #!/usr/bin/env node

 import { resolve, parse } from 'path';
-import { readFileSync, readdirSync, readFile, fstat, mkdirSync } from 'fs';
+import { readFileSync, readdirSync } from 'fs';
 import nearley from 'nearley';
 import compile from 'nearley/lib/compile.js';
 import generate from 'nearley/lib/generate.js';
 import nearleyGrammar from 'nearley/lib/nearley-language-bootstrapped.js';
 import moo from 'moo';
 const grammarFile = 'grammar.ne';
-// import Serializable from './Serializable.js';
+import _ from 'lodash';
+const { get, set } = _;
 import Module from './Module.js';
 import System from './System.js';
-// import Instance from './Instance.js';
+const debug = true;

 // globals inside grammar context
 import minify from './minify.js';
@ -38,16 +39,21 @@ function createParser() {
 		RESTORE: 'restore',
 		NAMESPACE: 'namespace',
 		REQUIRED: 'required',
+		SINGLETON: 'singleton',
+		KEEPALIVE: 'keepalive',
+		IMPORT: 'import',
+		AS: 'as',
+		STRING: /'(?:\\['\\]|[^\n'\\])*'/,
 		ARRAY: '[]',
 		OBJECT: '{}',
 		DOTOP: '.',
 		JS_BLOCK: /\[\[[^]*?\n\]\]$/,
+		JS_BLOCK2: /{[^]*?\n}$/,
 		IDENTIFIER: /[a-zA-Z][a-zA-Z0-9]*/,
 		SPACE: { match: /\s+/, lineBreaks: true },
 		SEMICOLON: ';'
 	});

-
 	// lexer.__proto__.formatError = function(token, message) {
 	// 	if (token == null) {
 	// 		// An undefined token indicates EOF
@ -77,16 +83,17 @@ function createParser() {
 	return new nearley.Parser(nearley.Grammar.fromCompiled(grammar))
 }

-import _ from 'lodash';
-const {get, set} = _;
-
 const systemLocation = resolve(process.argv[2]);
 const entry = process.argv[3];
 const modules = {};
-readdirSync(systemLocation).map(v => resolve(systemLocation, v)).map(parseModule);
-const sys = new System(modules);

-function parseModule(location) {
+(async () => {
+	// TODO simplify this line gaddam
+	await Promise.all(readdirSync(systemLocation).map(v => resolve(systemLocation, v)).map(parseModule));
+	const sys = new System(modules);
+})()
+
+async function parseModule(location) {
 	const parser = createParser();
 	const contents = readFileSync(location).toString();
 	const name = parse(location).name;
@ -110,6 +117,8 @@ function parseModule(location) {

 	module.name.last = name;
 	module.name.full = name;
+	try {
+
 		for (const item of parsed) {
 			switch (item.type) {
 				case 'link': {
@ -139,8 +148,26 @@ function parseModule(location) {
 						throw new Error('Identifier ' + item.name + ' already declared!');
 					module.identifiers[item.name] = 'function';
 					module.functions[item.name] = item.block;
-			} //WE JUST ADDED THE FUNCION TO THE MODULE TEMPLATE.
-			// TODO ADD IT TO THE INSTANCE LEVEL, THEN CONTEXT, THEN LiNK PROXY.
+					break;
+				}
+				case 'import': {
+					if (item.name in module.identifiers)
+						throw new Error('Identifier ' + item.name + ' already declared!');
+					const imported = await import(item.importName);
+					if('default' in imported) {
+						module.imports[item.name] = imported.default;
+					} else {
+						module.imports[item.name] = imported;
+					}
+					module.identifiers[item.name] = 'import';
+						break;
+				}
+			}
+		}
+	} catch (e) {
+		console.error(e);
+		if (debug) {
+			console.log(JSON.stringify(parsed, null, 2));
 		}
 	}

--- a/test/forest.v
+++ b/test/forest.v
@ -3,6 +3,6 @@ namespace xyz.places.places;
 required link world;
 link[] roads;

-ping [[
-	
-]]
+ping {
+	console.log('Ping!', new Date().getTime());
+}
--- a/test/main.v
+++ b/test/main.v
@ -0,0 +1,8 @@
+namespace xyz.places;
+singleton;
+
+import 'terminal-kit' as terminalkit;
+
+restore {
+	terminalkit.terminal.cyan('~Welcome to Vogue~\n');
+}
--- a/test/world.v
+++ b/test/world.v
@ -4,7 +4,7 @@ link[] places;
 link place;
 link character;

-restore [[
+restore {
 	if(places.empty) {
 		for(let i = 0; i < 3; i ++) {
 			const place = create('xyz.places.places.forest', {
@ -17,4 +17,4 @@ restore [[
 	for(const place of places) {
 		place.ping();
 	}
-]]
+}
--- a/yarn.lock
+++ b/yarn.lock
@ -2,114 +2,238 @@
 # yarn lockfile v1


-async@0.2.10:
-  version "0.2.10"
-  resolved "https://registry.yarnpkg.com/async/-/async-0.2.10.tgz#b6bbe0b0674b9d719708ca38de8c237cb526c3d1"
-  integrity sha1-trvgsGdLnXGXCMo43owjfLUmw9E=
-
-binary-search-tree@0.2.5:
-  version "0.2.5"
-  resolved "https://registry.yarnpkg.com/binary-search-tree/-/binary-search-tree-0.2.5.tgz#7dbb3b210fdca082450dad2334c304af39bdc784"
-  integrity sha1-fbs7IQ/coIJFDa0jNMMErzm9x4Q=
+"@cronvel/get-pixels@^3.4.0":
+  "resolved" "https://registry.npmjs.org/@cronvel/get-pixels/-/get-pixels-3.4.0.tgz"
+  "version" "3.4.0"
  dependencies:
-    underscore "~1.4.4"
+    "jpeg-js" "^0.4.1"
+    "ndarray" "^1.0.19"
+    "ndarray-pack" "^1.1.1"
+    "node-bitmap" "0.0.1"
+    "omggif" "^1.0.10"
+    "pngjs" "^5.0.0"

-commander@^2.19.0:
-  version "2.20.3"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
-  integrity sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==
+"async@0.2.10":
+  "resolved" "https://registry.npmjs.org/async/-/async-0.2.10.tgz"
+  "version" "0.2.10"

-discontinuous-range@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/discontinuous-range/-/discontinuous-range-1.0.0.tgz#e38331f0844bba49b9a9cb71c771585aab1bc65a"
-  integrity sha1-44Mx8IRLukm5qctxx3FYWqsbxlo=
-
-immediate@~3.0.5:
-  version "3.0.6"
-  resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.0.6.tgz#9db1dbd0faf8de6fbe0f5dd5e56bb606280de69b"
-  integrity sha1-nbHb0Pr43m++D13V5Wu2BigN5ps=
-
-lie@3.1.1:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/lie/-/lie-3.1.1.tgz#9a436b2cc7746ca59de7a41fa469b3efb76bd87e"
-  integrity sha1-mkNrLMd0bKWd56QfpGmz77dr2H4=
+"binary-search-tree@0.2.5":
+  "resolved" "https://registry.npmjs.org/binary-search-tree/-/binary-search-tree-0.2.5.tgz"
+  "version" "0.2.5"
  dependencies:
-    immediate "~3.0.5"
+    "underscore" "~1.4.4"

-localforage@^1.3.0:
-  version "1.9.0"
-  resolved "https://registry.yarnpkg.com/localforage/-/localforage-1.9.0.tgz#f3e4d32a8300b362b4634cc4e066d9d00d2f09d1"
-  integrity sha512-rR1oyNrKulpe+VM9cYmcFn6tsHuokyVHFaCM3+osEmxaHTbEk8oQu6eGDfS6DQLWi/N67XRmB8ECG37OES368g==
+"chroma-js@^2.1.0":
+  "resolved" "https://registry.npmjs.org/chroma-js/-/chroma-js-2.1.1.tgz"
+  "version" "2.1.1"
  dependencies:
-    lie "3.1.1"
+    "cross-env" "^6.0.3"

-lodash@^4.17.21:
-  version "4.17.21"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
-  integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
+"commander@^2.19.0":
+  "resolved" "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz"
+  "version" "2.20.3"

-minimist@^1.2.5:
-  version "1.2.5"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
-  integrity sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==
-
-mkdirp@~0.5.1:
-  version "0.5.5"
-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.5.tgz#d91cefd62d1436ca0f41620e251288d420099def"
-  integrity sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==
+"cross-env@^6.0.3":
+  "resolved" "https://registry.npmjs.org/cross-env/-/cross-env-6.0.3.tgz"
+  "version" "6.0.3"
  dependencies:
-    minimist "^1.2.5"
+    "cross-spawn" "^7.0.0"

-moo@^0.5.0, moo@^0.5.1:
-  version "0.5.1"
-  resolved "https://registry.yarnpkg.com/moo/-/moo-0.5.1.tgz#7aae7f384b9b09f620b6abf6f74ebbcd1b65dbc4"
-  integrity sha512-I1mnb5xn4fO80BH9BLcF0yLypy2UKl+Cb01Fu0hJRkJjlCRtxZMWkTdAtDd5ZqCOxtCkhmRwyI57vWT+1iZ67w==
-
-nearley@^2.20.1:
-  version "2.20.1"
-  resolved "https://registry.yarnpkg.com/nearley/-/nearley-2.20.1.tgz#246cd33eff0d012faf197ff6774d7ac78acdd474"
-  integrity sha512-+Mc8UaAebFzgV+KpI5n7DasuuQCHA89dmwm7JXw3TV43ukfNQ9DnBH3Mdb2g/I4Fdxc26pwimBWvjIw0UAILSQ==
+"cross-spawn@^7.0.0":
+  "resolved" "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz"
+  "version" "7.0.3"
  dependencies:
-    commander "^2.19.0"
-    moo "^0.5.0"
-    railroad-diagrams "^1.0.0"
-    randexp "0.4.6"
+    "path-key" "^3.1.0"
+    "shebang-command" "^2.0.0"
+    "which" "^2.0.1"

-nedb@^1.8.0:
-  version "1.8.0"
-  resolved "https://registry.yarnpkg.com/nedb/-/nedb-1.8.0.tgz#0e3502cd82c004d5355a43c9e55577bd7bd91d88"
-  integrity sha1-DjUCzYLABNU1WkPJ5VV3vXvZHYg=
+"cwise-compiler@^1.1.2":
+  "resolved" "https://registry.npmjs.org/cwise-compiler/-/cwise-compiler-1.1.3.tgz"
+  "version" "1.1.3"
  dependencies:
-    async "0.2.10"
-    binary-search-tree "0.2.5"
-    localforage "^1.3.0"
-    mkdirp "~0.5.1"
-    underscore "~1.4.4"
+    "uniq" "^1.0.0"

-railroad-diagrams@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/railroad-diagrams/-/railroad-diagrams-1.0.0.tgz#eb7e6267548ddedfb899c1b90e57374559cddb7e"
-  integrity sha1-635iZ1SN3t+4mcG5Dlc3RVnN234=
+"discontinuous-range@1.0.0":
+  "resolved" "https://registry.npmjs.org/discontinuous-range/-/discontinuous-range-1.0.0.tgz"
+  "version" "1.0.0"

-randexp@0.4.6:
-  version "0.4.6"
-  resolved "https://registry.yarnpkg.com/randexp/-/randexp-0.4.6.tgz#e986ad5e5e31dae13ddd6f7b3019aa7c87f60ca3"
-  integrity sha512-80WNmd9DA0tmZrw9qQa62GPPWfuXJknrmVmLcxvq4uZBdYqb1wYoKTmnlGUchvVWe0XiLupYkBoXVOxz3C8DYQ==
+"immediate@~3.0.5":
+  "resolved" "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz"
+  "version" "3.0.6"
+
+"iota-array@^1.0.0":
+  "resolved" "https://registry.npmjs.org/iota-array/-/iota-array-1.0.0.tgz"
+  "version" "1.0.0"
+
+"is-buffer@^1.0.2":
+  "resolved" "https://registry.npmjs.org/is-buffer/-/is-buffer-1.1.6.tgz"
+  "version" "1.1.6"
+
+"isexe@^2.0.0":
+  "resolved" "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz"
+  "version" "2.0.0"
+
+"jpeg-js@^0.4.1":
+  "resolved" "https://registry.npmjs.org/jpeg-js/-/jpeg-js-0.4.3.tgz"
+  "version" "0.4.3"
+
+"lazyness@^1.2.0":
+  "resolved" "https://registry.npmjs.org/lazyness/-/lazyness-1.2.0.tgz"
+  "version" "1.2.0"
+
+"lie@3.1.1":
+  "resolved" "https://registry.npmjs.org/lie/-/lie-3.1.1.tgz"
+  "version" "3.1.1"
  dependencies:
-    discontinuous-range "1.0.0"
-    ret "~0.1.10"
+    "immediate" "~3.0.5"

-ret@~0.1.10:
-  version "0.1.15"
-  resolved "https://registry.yarnpkg.com/ret/-/ret-0.1.15.tgz#b8a4825d5bdb1fc3f6f53c2bc33f81388681c7bc"
-  integrity sha512-TTlYpa+OL+vMMNG24xSlQGEJ3B/RzEfUlLct7b5G/ytav+wPrplCpVMFuwzXbkecJrb6IYo1iFb0S9v37754mg==
+"localforage@^1.3.0":
+  "resolved" "https://registry.npmjs.org/localforage/-/localforage-1.9.0.tgz"
+  "version" "1.9.0"
+  dependencies:
+    "lie" "3.1.1"

-uglify-js@^3.13.5:
-  version "3.13.5"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.13.5.tgz#5d71d6dbba64cf441f32929b1efce7365bb4f113"
-  integrity sha512-xtB8yEqIkn7zmOyS2zUNBsYCBRhDkvlNxMMY2smuJ/qA8NCHeQvKCF3i9Z4k8FJH4+PJvZRtMrPynfZ75+CSZw==
+"lodash@^4.17.21":
+  "resolved" "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz"
+  "version" "4.17.21"

-underscore@~1.4.4:
-  version "1.4.4"
-  resolved "https://registry.yarnpkg.com/underscore/-/underscore-1.4.4.tgz#61a6a32010622afa07963bf325203cf12239d604"
-  integrity sha1-YaajIBBiKvoHljvzJSA88SI51gQ=
+"minimist@^1.2.5":
+  "resolved" "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz"
+  "version" "1.2.5"
+
+"mkdirp@~0.5.1":
+  "resolved" "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz"
+  "version" "0.5.5"
+  dependencies:
+    "minimist" "^1.2.5"
+
+"moo@^0.5.0", "moo@^0.5.1":
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