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-rw-r--r--node_modules/@webassemblyjs/helper-module-context/LICENSE21
-rw-r--r--node_modules/@webassemblyjs/helper-module-context/esm/index.js378
-rw-r--r--node_modules/@webassemblyjs/helper-module-context/lib/index.js389
-rw-r--r--node_modules/@webassemblyjs/helper-module-context/package.json60
-rw-r--r--node_modules/@webassemblyjs/helper-module-context/src/index.js287
-rw-r--r--node_modules/@webassemblyjs/helper-module-context/test/index.js100
6 files changed, 0 insertions, 1235 deletions
diff --git a/node_modules/@webassemblyjs/helper-module-context/LICENSE b/node_modules/@webassemblyjs/helper-module-context/LICENSE
deleted file mode 100644
index 87e7e1f..0000000
--- a/node_modules/@webassemblyjs/helper-module-context/LICENSE
+++ /dev/null
@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2018 Sven Sauleau <sven@sauleau.com>
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
diff --git a/node_modules/@webassemblyjs/helper-module-context/esm/index.js b/node_modules/@webassemblyjs/helper-module-context/esm/index.js
deleted file mode 100644
index 0f730e6..0000000
--- a/node_modules/@webassemblyjs/helper-module-context/esm/index.js
+++ /dev/null
@@ -1,378 +0,0 @@
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-// TODO(sven): add flow in here
-import { isSignature, isNumberLiteral } from "@webassemblyjs/ast";
-export function moduleContextFromModuleAST(m) {
- var moduleContext = new ModuleContext();
-
- if (!(m.type === "Module")) {
- throw new Error('m.type === "Module"' + " error: " + (undefined || "unknown"));
- }
-
- m.fields.forEach(function (field) {
- switch (field.type) {
- case "Start":
- {
- moduleContext.setStart(field.index);
- break;
- }
-
- case "TypeInstruction":
- {
- moduleContext.addType(field);
- break;
- }
-
- case "Func":
- {
- moduleContext.addFunction(field);
- break;
- }
-
- case "Global":
- {
- moduleContext.defineGlobal(field);
- break;
- }
-
- case "ModuleImport":
- {
- switch (field.descr.type) {
- case "GlobalType":
- {
- moduleContext.importGlobal(field.descr.valtype, field.descr.mutability);
- break;
- }
-
- case "Memory":
- {
- moduleContext.addMemory(field.descr.limits.min, field.descr.limits.max);
- break;
- }
-
- case "FuncImportDescr":
- {
- moduleContext.importFunction(field.descr);
- break;
- }
-
- case "Table":
- {
- // FIXME(sven): not implemented yet
- break;
- }
-
- default:
- throw new Error("Unsupported ModuleImport of type " + JSON.stringify(field.descr.type));
- }
-
- break;
- }
-
- case "Memory":
- {
- moduleContext.addMemory(field.limits.min, field.limits.max);
- break;
- }
- }
- });
- return moduleContext;
-}
-/**
- * Module context for type checking
- */
-
-export var ModuleContext =
-/*#__PURE__*/
-function () {
- function ModuleContext() {
- _classCallCheck(this, ModuleContext);
-
- this.funcs = [];
- this.funcsOffsetByIdentifier = [];
- this.types = [];
- this.globals = [];
- this.globalsOffsetByIdentifier = [];
- this.mems = []; // Current stack frame
-
- this.locals = [];
- this.labels = [];
- this.return = [];
- this.debugName = "unknown";
- this.start = null;
- }
- /**
- * Set start segment
- */
-
-
- _createClass(ModuleContext, [{
- key: "setStart",
- value: function setStart(index) {
- this.start = index.value;
- }
- /**
- * Get start function
- */
-
- }, {
- key: "getStart",
- value: function getStart() {
- return this.start;
- }
- /**
- * Reset the active stack frame
- */
-
- }, {
- key: "newContext",
- value: function newContext(debugName, expectedResult) {
- this.locals = [];
- this.labels = [expectedResult];
- this.return = expectedResult;
- this.debugName = debugName;
- }
- /**
- * Functions
- */
-
- }, {
- key: "addFunction",
- value: function addFunction(func
- /*: Func*/
- ) {
- // eslint-disable-next-line prefer-const
- var _ref = func.signature || {},
- _ref$params = _ref.params,
- args = _ref$params === void 0 ? [] : _ref$params,
- _ref$results = _ref.results,
- result = _ref$results === void 0 ? [] : _ref$results;
-
- args = args.map(function (arg) {
- return arg.valtype;
- });
- this.funcs.push({
- args: args,
- result: result
- });
-
- if (typeof func.name !== "undefined") {
- this.funcsOffsetByIdentifier[func.name.value] = this.funcs.length - 1;
- }
- }
- }, {
- key: "importFunction",
- value: function importFunction(funcimport) {
- if (isSignature(funcimport.signature)) {
- // eslint-disable-next-line prefer-const
- var _funcimport$signature = funcimport.signature,
- args = _funcimport$signature.params,
- result = _funcimport$signature.results;
- args = args.map(function (arg) {
- return arg.valtype;
- });
- this.funcs.push({
- args: args,
- result: result
- });
- } else {
- if (!isNumberLiteral(funcimport.signature)) {
- throw new Error('isNumberLiteral(funcimport.signature)' + " error: " + (undefined || "unknown"));
- }
-
- var typeId = funcimport.signature.value;
-
- if (!this.hasType(typeId)) {
- throw new Error('this.hasType(typeId)' + " error: " + (undefined || "unknown"));
- }
-
- var signature = this.getType(typeId);
- this.funcs.push({
- args: signature.params.map(function (arg) {
- return arg.valtype;
- }),
- result: signature.results
- });
- }
-
- if (typeof funcimport.id !== "undefined") {
- // imports are first, we can assume their index in the array
- this.funcsOffsetByIdentifier[funcimport.id.value] = this.funcs.length - 1;
- }
- }
- }, {
- key: "hasFunction",
- value: function hasFunction(index) {
- return typeof this.getFunction(index) !== "undefined";
- }
- }, {
- key: "getFunction",
- value: function getFunction(index) {
- if (typeof index !== "number") {
- throw new Error("getFunction only supported for number index");
- }
-
- return this.funcs[index];
- }
- }, {
- key: "getFunctionOffsetByIdentifier",
- value: function getFunctionOffsetByIdentifier(name) {
- if (!(typeof name === "string")) {
- throw new Error('typeof name === "string"' + " error: " + (undefined || "unknown"));
- }
-
- return this.funcsOffsetByIdentifier[name];
- }
- /**
- * Labels
- */
-
- }, {
- key: "addLabel",
- value: function addLabel(result) {
- this.labels.unshift(result);
- }
- }, {
- key: "hasLabel",
- value: function hasLabel(index) {
- return this.labels.length > index && index >= 0;
- }
- }, {
- key: "getLabel",
- value: function getLabel(index) {
- return this.labels[index];
- }
- }, {
- key: "popLabel",
- value: function popLabel() {
- this.labels.shift();
- }
- /**
- * Locals
- */
-
- }, {
- key: "hasLocal",
- value: function hasLocal(index) {
- return typeof this.getLocal(index) !== "undefined";
- }
- }, {
- key: "getLocal",
- value: function getLocal(index) {
- return this.locals[index];
- }
- }, {
- key: "addLocal",
- value: function addLocal(type) {
- this.locals.push(type);
- }
- /**
- * Types
- */
-
- }, {
- key: "addType",
- value: function addType(type) {
- if (!(type.functype.type === "Signature")) {
- throw new Error('type.functype.type === "Signature"' + " error: " + (undefined || "unknown"));
- }
-
- this.types.push(type.functype);
- }
- }, {
- key: "hasType",
- value: function hasType(index) {
- return this.types[index] !== undefined;
- }
- }, {
- key: "getType",
- value: function getType(index) {
- return this.types[index];
- }
- /**
- * Globals
- */
-
- }, {
- key: "hasGlobal",
- value: function hasGlobal(index) {
- return this.globals.length > index && index >= 0;
- }
- }, {
- key: "getGlobal",
- value: function getGlobal(index) {
- return this.globals[index].type;
- }
- }, {
- key: "getGlobalOffsetByIdentifier",
- value: function getGlobalOffsetByIdentifier(name) {
- if (!(typeof name === "string")) {
- throw new Error('typeof name === "string"' + " error: " + (undefined || "unknown"));
- }
-
- return this.globalsOffsetByIdentifier[name];
- }
- }, {
- key: "defineGlobal",
- value: function defineGlobal(global
- /*: Global*/
- ) {
- var type = global.globalType.valtype;
- var mutability = global.globalType.mutability;
- this.globals.push({
- type: type,
- mutability: mutability
- });
-
- if (typeof global.name !== "undefined") {
- this.globalsOffsetByIdentifier[global.name.value] = this.globals.length - 1;
- }
- }
- }, {
- key: "importGlobal",
- value: function importGlobal(type, mutability) {
- this.globals.push({
- type: type,
- mutability: mutability
- });
- }
- }, {
- key: "isMutableGlobal",
- value: function isMutableGlobal(index) {
- return this.globals[index].mutability === "var";
- }
- }, {
- key: "isImmutableGlobal",
- value: function isImmutableGlobal(index) {
- return this.globals[index].mutability === "const";
- }
- /**
- * Memories
- */
-
- }, {
- key: "hasMemory",
- value: function hasMemory(index) {
- return this.mems.length > index && index >= 0;
- }
- }, {
- key: "addMemory",
- value: function addMemory(min, max) {
- this.mems.push({
- min: min,
- max: max
- });
- }
- }, {
- key: "getMemory",
- value: function getMemory(index) {
- return this.mems[index];
- }
- }]);
-
- return ModuleContext;
-}(); \ No newline at end of file
diff --git a/node_modules/@webassemblyjs/helper-module-context/lib/index.js b/node_modules/@webassemblyjs/helper-module-context/lib/index.js
deleted file mode 100644
index 189e719..0000000
--- a/node_modules/@webassemblyjs/helper-module-context/lib/index.js
+++ /dev/null
@@ -1,389 +0,0 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
- value: true
-});
-exports.moduleContextFromModuleAST = moduleContextFromModuleAST;
-exports.ModuleContext = void 0;
-
-var _ast = require("@webassemblyjs/ast");
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }
-
-function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }
-
-function moduleContextFromModuleAST(m) {
- var moduleContext = new ModuleContext();
-
- if (!(m.type === "Module")) {
- throw new Error('m.type === "Module"' + " error: " + (undefined || "unknown"));
- }
-
- m.fields.forEach(function (field) {
- switch (field.type) {
- case "Start":
- {
- moduleContext.setStart(field.index);
- break;
- }
-
- case "TypeInstruction":
- {
- moduleContext.addType(field);
- break;
- }
-
- case "Func":
- {
- moduleContext.addFunction(field);
- break;
- }
-
- case "Global":
- {
- moduleContext.defineGlobal(field);
- break;
- }
-
- case "ModuleImport":
- {
- switch (field.descr.type) {
- case "GlobalType":
- {
- moduleContext.importGlobal(field.descr.valtype, field.descr.mutability);
- break;
- }
-
- case "Memory":
- {
- moduleContext.addMemory(field.descr.limits.min, field.descr.limits.max);
- break;
- }
-
- case "FuncImportDescr":
- {
- moduleContext.importFunction(field.descr);
- break;
- }
-
- case "Table":
- {
- // FIXME(sven): not implemented yet
- break;
- }
-
- default:
- throw new Error("Unsupported ModuleImport of type " + JSON.stringify(field.descr.type));
- }
-
- break;
- }
-
- case "Memory":
- {
- moduleContext.addMemory(field.limits.min, field.limits.max);
- break;
- }
- }
- });
- return moduleContext;
-}
-/**
- * Module context for type checking
- */
-
-
-var ModuleContext =
-/*#__PURE__*/
-function () {
- function ModuleContext() {
- _classCallCheck(this, ModuleContext);
-
- this.funcs = [];
- this.funcsOffsetByIdentifier = [];
- this.types = [];
- this.globals = [];
- this.globalsOffsetByIdentifier = [];
- this.mems = []; // Current stack frame
-
- this.locals = [];
- this.labels = [];
- this.return = [];
- this.debugName = "unknown";
- this.start = null;
- }
- /**
- * Set start segment
- */
-
-
- _createClass(ModuleContext, [{
- key: "setStart",
- value: function setStart(index) {
- this.start = index.value;
- }
- /**
- * Get start function
- */
-
- }, {
- key: "getStart",
- value: function getStart() {
- return this.start;
- }
- /**
- * Reset the active stack frame
- */
-
- }, {
- key: "newContext",
- value: function newContext(debugName, expectedResult) {
- this.locals = [];
- this.labels = [expectedResult];
- this.return = expectedResult;
- this.debugName = debugName;
- }
- /**
- * Functions
- */
-
- }, {
- key: "addFunction",
- value: function addFunction(func
- /*: Func*/
- ) {
- // eslint-disable-next-line prefer-const
- var _ref = func.signature || {},
- _ref$params = _ref.params,
- args = _ref$params === void 0 ? [] : _ref$params,
- _ref$results = _ref.results,
- result = _ref$results === void 0 ? [] : _ref$results;
-
- args = args.map(function (arg) {
- return arg.valtype;
- });
- this.funcs.push({
- args: args,
- result: result
- });
-
- if (typeof func.name !== "undefined") {
- this.funcsOffsetByIdentifier[func.name.value] = this.funcs.length - 1;
- }
- }
- }, {
- key: "importFunction",
- value: function importFunction(funcimport) {
- if ((0, _ast.isSignature)(funcimport.signature)) {
- // eslint-disable-next-line prefer-const
- var _funcimport$signature = funcimport.signature,
- args = _funcimport$signature.params,
- result = _funcimport$signature.results;
- args = args.map(function (arg) {
- return arg.valtype;
- });
- this.funcs.push({
- args: args,
- result: result
- });
- } else {
- if (!(0, _ast.isNumberLiteral)(funcimport.signature)) {
- throw new Error('isNumberLiteral(funcimport.signature)' + " error: " + (undefined || "unknown"));
- }
-
- var typeId = funcimport.signature.value;
-
- if (!this.hasType(typeId)) {
- throw new Error('this.hasType(typeId)' + " error: " + (undefined || "unknown"));
- }
-
- var signature = this.getType(typeId);
- this.funcs.push({
- args: signature.params.map(function (arg) {
- return arg.valtype;
- }),
- result: signature.results
- });
- }
-
- if (typeof funcimport.id !== "undefined") {
- // imports are first, we can assume their index in the array
- this.funcsOffsetByIdentifier[funcimport.id.value] = this.funcs.length - 1;
- }
- }
- }, {
- key: "hasFunction",
- value: function hasFunction(index) {
- return typeof this.getFunction(index) !== "undefined";
- }
- }, {
- key: "getFunction",
- value: function getFunction(index) {
- if (typeof index !== "number") {
- throw new Error("getFunction only supported for number index");
- }
-
- return this.funcs[index];
- }
- }, {
- key: "getFunctionOffsetByIdentifier",
- value: function getFunctionOffsetByIdentifier(name) {
- if (!(typeof name === "string")) {
- throw new Error('typeof name === "string"' + " error: " + (undefined || "unknown"));
- }
-
- return this.funcsOffsetByIdentifier[name];
- }
- /**
- * Labels
- */
-
- }, {
- key: "addLabel",
- value: function addLabel(result) {
- this.labels.unshift(result);
- }
- }, {
- key: "hasLabel",
- value: function hasLabel(index) {
- return this.labels.length > index && index >= 0;
- }
- }, {
- key: "getLabel",
- value: function getLabel(index) {
- return this.labels[index];
- }
- }, {
- key: "popLabel",
- value: function popLabel() {
- this.labels.shift();
- }
- /**
- * Locals
- */
-
- }, {
- key: "hasLocal",
- value: function hasLocal(index) {
- return typeof this.getLocal(index) !== "undefined";
- }
- }, {
- key: "getLocal",
- value: function getLocal(index) {
- return this.locals[index];
- }
- }, {
- key: "addLocal",
- value: function addLocal(type) {
- this.locals.push(type);
- }
- /**
- * Types
- */
-
- }, {
- key: "addType",
- value: function addType(type) {
- if (!(type.functype.type === "Signature")) {
- throw new Error('type.functype.type === "Signature"' + " error: " + (undefined || "unknown"));
- }
-
- this.types.push(type.functype);
- }
- }, {
- key: "hasType",
- value: function hasType(index) {
- return this.types[index] !== undefined;
- }
- }, {
- key: "getType",
- value: function getType(index) {
- return this.types[index];
- }
- /**
- * Globals
- */
-
- }, {
- key: "hasGlobal",
- value: function hasGlobal(index) {
- return this.globals.length > index && index >= 0;
- }
- }, {
- key: "getGlobal",
- value: function getGlobal(index) {
- return this.globals[index].type;
- }
- }, {
- key: "getGlobalOffsetByIdentifier",
- value: function getGlobalOffsetByIdentifier(name) {
- if (!(typeof name === "string")) {
- throw new Error('typeof name === "string"' + " error: " + (undefined || "unknown"));
- }
-
- return this.globalsOffsetByIdentifier[name];
- }
- }, {
- key: "defineGlobal",
- value: function defineGlobal(global
- /*: Global*/
- ) {
- var type = global.globalType.valtype;
- var mutability = global.globalType.mutability;
- this.globals.push({
- type: type,
- mutability: mutability
- });
-
- if (typeof global.name !== "undefined") {
- this.globalsOffsetByIdentifier[global.name.value] = this.globals.length - 1;
- }
- }
- }, {
- key: "importGlobal",
- value: function importGlobal(type, mutability) {
- this.globals.push({
- type: type,
- mutability: mutability
- });
- }
- }, {
- key: "isMutableGlobal",
- value: function isMutableGlobal(index) {
- return this.globals[index].mutability === "var";
- }
- }, {
- key: "isImmutableGlobal",
- value: function isImmutableGlobal(index) {
- return this.globals[index].mutability === "const";
- }
- /**
- * Memories
- */
-
- }, {
- key: "hasMemory",
- value: function hasMemory(index) {
- return this.mems.length > index && index >= 0;
- }
- }, {
- key: "addMemory",
- value: function addMemory(min, max) {
- this.mems.push({
- min: min,
- max: max
- });
- }
- }, {
- key: "getMemory",
- value: function getMemory(index) {
- return this.mems[index];
- }
- }]);
-
- return ModuleContext;
-}();
-
-exports.ModuleContext = ModuleContext; \ No newline at end of file
diff --git a/node_modules/@webassemblyjs/helper-module-context/package.json b/node_modules/@webassemblyjs/helper-module-context/package.json
deleted file mode 100644
index ee1c610..0000000
--- a/node_modules/@webassemblyjs/helper-module-context/package.json
+++ /dev/null
@@ -1,60 +0,0 @@
-{
- "_from": "@webassemblyjs/helper-module-context@1.9.0",
- "_id": "@webassemblyjs/helper-module-context@1.9.0",
- "_inBundle": false,
- "_integrity": "sha512-MJCW8iGC08tMk2enck1aPW+BE5Cw8/7ph/VGZxwyvGbJwjktKkDK7vy7gAmMDx88D7mhDTCNKAW5tED+gZ0W8g==",
- "_location": "/@webassemblyjs/helper-module-context",
- "_phantomChildren": {},
- "_requested": {
- "type": "version",
- "registry": true,
- "raw": "@webassemblyjs/helper-module-context@1.9.0",
- "name": "@webassemblyjs/helper-module-context",
- "escapedName": "@webassemblyjs%2fhelper-module-context",
- "scope": "@webassemblyjs",
- "rawSpec": "1.9.0",
- "saveSpec": null,
- "fetchSpec": "1.9.0"
- },
- "_requiredBy": [
- "/@webassemblyjs/ast",
- "/webpack"
- ],
- "_resolved": "https://registry.npmjs.org/@webassemblyjs/helper-module-context/-/helper-module-context-1.9.0.tgz",
- "_shasum": "25d8884b76839871a08a6c6f806c3979ef712f07",
- "_spec": "@webassemblyjs/helper-module-context@1.9.0",
- "_where": "/home/pruss/Dev/3-minute-website/node_modules/webpack",
- "author": {
- "name": "Sven Sauleau"
- },
- "bugs": {
- "url": "https://github.com/xtuc/webassemblyjs/issues"
- },
- "bundleDependencies": false,
- "dependencies": {
- "@webassemblyjs/ast": "1.9.0"
- },
- "deprecated": false,
- "description": "",
- "devDependencies": {
- "@webassemblyjs/wast-parser": "1.9.0",
- "mamacro": "^0.0.7"
- },
- "gitHead": "0440b420888c1f7701eb9762ec657775506b87d8",
- "homepage": "https://github.com/xtuc/webassemblyjs#readme",
- "license": "MIT",
- "main": "lib/index.js",
- "module": "esm/index.js",
- "name": "@webassemblyjs/helper-module-context",
- "publishConfig": {
- "access": "public"
- },
- "repository": {
- "type": "git",
- "url": "git+https://github.com/xtuc/webassemblyjs.git"
- },
- "scripts": {
- "test": "echo \"Error: no test specified\" && exit 1"
- },
- "version": "1.9.0"
-}
diff --git a/node_modules/@webassemblyjs/helper-module-context/src/index.js b/node_modules/@webassemblyjs/helper-module-context/src/index.js
deleted file mode 100644
index e3171de..0000000
--- a/node_modules/@webassemblyjs/helper-module-context/src/index.js
+++ /dev/null
@@ -1,287 +0,0 @@
-// TODO(sven): add flow in here
-
-import { isSignature, isNumberLiteral } from "@webassemblyjs/ast";
-import { assert } from "mamacro";
-
-export function moduleContextFromModuleAST(m) {
- const moduleContext = new ModuleContext();
-
- assert(m.type === "Module");
-
- m.fields.forEach(field => {
- switch (field.type) {
- case "Start": {
- moduleContext.setStart(field.index);
- break;
- }
- case "TypeInstruction": {
- moduleContext.addType(field);
- break;
- }
- case "Func": {
- moduleContext.addFunction(field);
- break;
- }
- case "Global": {
- moduleContext.defineGlobal(field);
- break;
- }
- case "ModuleImport": {
- switch (field.descr.type) {
- case "GlobalType": {
- moduleContext.importGlobal(
- field.descr.valtype,
- field.descr.mutability
- );
- break;
- }
- case "Memory": {
- moduleContext.addMemory(
- field.descr.limits.min,
- field.descr.limits.max
- );
- break;
- }
- case "FuncImportDescr": {
- moduleContext.importFunction(field.descr);
- break;
- }
-
- case "Table": {
- // FIXME(sven): not implemented yet
- break;
- }
-
- default:
- throw new Error(
- "Unsupported ModuleImport of type " +
- JSON.stringify(field.descr.type)
- );
- }
- break;
- }
- case "Memory": {
- moduleContext.addMemory(field.limits.min, field.limits.max);
- break;
- }
- }
- });
-
- return moduleContext;
-}
-
-/**
- * Module context for type checking
- */
-export class ModuleContext {
- constructor() {
- this.funcs = [];
- this.funcsOffsetByIdentifier = [];
-
- this.types = [];
-
- this.globals = [];
- this.globalsOffsetByIdentifier = [];
-
- this.mems = [];
-
- // Current stack frame
- this.locals = [];
- this.labels = [];
- this.return = [];
-
- this.debugName = "unknown";
-
- this.start = null;
- }
-
- /**
- * Set start segment
- */
- setStart(index) {
- this.start = index.value;
- }
-
- /**
- * Get start function
- */
- getStart() {
- return this.start;
- }
-
- /**
- * Reset the active stack frame
- */
- newContext(debugName, expectedResult) {
- this.locals = [];
- this.labels = [expectedResult];
- this.return = expectedResult;
- this.debugName = debugName;
- }
-
- /**
- * Functions
- */
- addFunction(func /*: Func*/) {
- // eslint-disable-next-line prefer-const
- let { params: args = [], results: result = [] } = func.signature || {};
-
- args = args.map(arg => arg.valtype);
-
- this.funcs.push({ args, result });
-
- if (typeof func.name !== "undefined") {
- this.funcsOffsetByIdentifier[func.name.value] = this.funcs.length - 1;
- }
- }
-
- importFunction(funcimport) {
- if (isSignature(funcimport.signature)) {
- // eslint-disable-next-line prefer-const
- let { params: args, results: result } = funcimport.signature;
- args = args.map(arg => arg.valtype);
-
- this.funcs.push({ args, result });
- } else {
- assert(isNumberLiteral(funcimport.signature));
-
- const typeId = funcimport.signature.value;
- assert(this.hasType(typeId));
-
- const signature = this.getType(typeId);
- this.funcs.push({
- args: signature.params.map(arg => arg.valtype),
- result: signature.results
- });
- }
-
- if (typeof funcimport.id !== "undefined") {
- // imports are first, we can assume their index in the array
- this.funcsOffsetByIdentifier[funcimport.id.value] = this.funcs.length - 1;
- }
- }
-
- hasFunction(index) {
- return typeof this.getFunction(index) !== "undefined";
- }
-
- getFunction(index) {
- if (typeof index !== "number") {
- throw new Error("getFunction only supported for number index");
- }
-
- return this.funcs[index];
- }
-
- getFunctionOffsetByIdentifier(name) {
- assert(typeof name === "string");
-
- return this.funcsOffsetByIdentifier[name];
- }
-
- /**
- * Labels
- */
- addLabel(result) {
- this.labels.unshift(result);
- }
-
- hasLabel(index) {
- return this.labels.length > index && index >= 0;
- }
-
- getLabel(index) {
- return this.labels[index];
- }
-
- popLabel() {
- this.labels.shift();
- }
-
- /**
- * Locals
- */
- hasLocal(index) {
- return typeof this.getLocal(index) !== "undefined";
- }
-
- getLocal(index) {
- return this.locals[index];
- }
-
- addLocal(type) {
- this.locals.push(type);
- }
-
- /**
- * Types
- */
- addType(type) {
- assert(type.functype.type === "Signature");
- this.types.push(type.functype);
- }
-
- hasType(index) {
- return this.types[index] !== undefined;
- }
-
- getType(index) {
- return this.types[index];
- }
-
- /**
- * Globals
- */
- hasGlobal(index) {
- return this.globals.length > index && index >= 0;
- }
-
- getGlobal(index) {
- return this.globals[index].type;
- }
-
- getGlobalOffsetByIdentifier(name) {
- assert(typeof name === "string");
-
- return this.globalsOffsetByIdentifier[name];
- }
-
- defineGlobal(global /*: Global*/) {
- const type = global.globalType.valtype;
- const mutability = global.globalType.mutability;
-
- this.globals.push({ type, mutability });
-
- if (typeof global.name !== "undefined") {
- this.globalsOffsetByIdentifier[global.name.value] =
- this.globals.length - 1;
- }
- }
-
- importGlobal(type, mutability) {
- this.globals.push({ type, mutability });
- }
-
- isMutableGlobal(index) {
- return this.globals[index].mutability === "var";
- }
-
- isImmutableGlobal(index) {
- return this.globals[index].mutability === "const";
- }
-
- /**
- * Memories
- */
- hasMemory(index) {
- return this.mems.length > index && index >= 0;
- }
-
- addMemory(min, max) {
- this.mems.push({ min, max });
- }
-
- getMemory(index) {
- return this.mems[index];
- }
-}
diff --git a/node_modules/@webassemblyjs/helper-module-context/test/index.js b/node_modules/@webassemblyjs/helper-module-context/test/index.js
deleted file mode 100644
index 2fbf58c..0000000
--- a/node_modules/@webassemblyjs/helper-module-context/test/index.js
+++ /dev/null
@@ -1,100 +0,0 @@
-const { assert } = require("chai");
-const { parse } = require("@webassemblyjs/wast-parser");
-
-const { moduleContextFromModuleAST } = require("../lib");
-
-const contextFromWast = wast => moduleContextFromModuleAST(parse(wast).body[0]);
-
-describe("module context", () => {
- describe("start segment", () => {
- it("should return the start function offset", () => {
- const context = contextFromWast(`
- (module
- (func)
- (func)
- (start 1)
- )
- `);
-
- assert.isOk(context.getStart());
- assert.typeOf(context.getStart(), "number");
- assert.equal(context.getStart(), 1);
- });
-
- it("should return null if no start function", () => {
- const context = contextFromWast(`
- (module (func))
- `);
-
- assert.isNull(context.getStart());
- });
-
- it("should retrive the type of implemented functions", () => {
- const context = contextFromWast(`
- (module
- (func (param i32) (result i64))
- (func (param i64) (result i32))
- (func (result i64))
- (func)
- )
- `);
-
- assert.deepEqual(context.getFunction(0), {
- args: ["i32"],
- result: ["i64"]
- });
- assert.deepEqual(context.getFunction(1), {
- args: ["i64"],
- result: ["i32"]
- });
- assert.deepEqual(context.getFunction(2), { args: [], result: ["i64"] });
- assert.deepEqual(context.getFunction(3), { args: [], result: [] });
- });
-
- it("should retrive the type of imported functions", () => {
- const context = contextFromWast(`
- (module
- (import "a" "a" (func (param i32) (result i32)))
- (import "a" "b" (func (result i64)))
- (import "a" "c" (func))
- (func (result f32))
- )
- `);
-
- assert.deepEqual(context.getFunction(0), {
- args: ["i32"],
- result: ["i32"]
- });
- assert.deepEqual(context.getFunction(1), {
- args: [],
- result: ["i64"]
- });
- assert.deepEqual(context.getFunction(2), { args: [], result: [] });
- assert.deepEqual(context.getFunction(3), { args: [], result: ["f32"] });
- });
-
- it("should retrive the type of functions with type ref", () => {
- const context = contextFromWast(`
- (module
- (type (func (param i32) (result i32)))
- (type (func (result i64)))
- (type (func))
-
- (import "a" "a" (func (type 0)))
- (import "a" "b" (func (type 1)))
- (func (type 2))
- )
- `);
-
- assert.deepEqual(context.getFunction(0), {
- args: ["i32"],
- result: ["i32"]
- });
- assert.deepEqual(context.getFunction(1), {
- args: [],
- result: ["i64"]
- });
- assert.deepEqual(context.getFunction(2), { args: [], result: [] });
- });
- });
-});