Improve code quality and write tests

node_modules/@babel/plugin-transform-modules-amd/lib/index.js

@@ -0,0 +1,193 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+function _helperPluginUtils() {
+  const data = require("@babel/helper-plugin-utils");
+
+  _helperPluginUtils = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _helperModuleTransforms() {
+  const data = require("@babel/helper-module-transforms");
+
+  _helperModuleTransforms = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _core() {
+  const data = require("@babel/core");
+
+  _core = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _utils() {
+  const data = require("babel-plugin-dynamic-import-node/utils");
+
+  _utils = function () {
+    return data;
+  };
+
+  return data;
+}
+
+const buildWrapper = (0, _core().template)(`
+  define(MODULE_NAME, AMD_ARGUMENTS, function(IMPORT_NAMES) {
+  })
+`);
+const buildAnonymousWrapper = (0, _core().template)(`
+  define(["require"], function(REQUIRE) {
+  })
+`);
+
+function injectWrapper(path, wrapper) {
+  const {
+    body,
+    directives
+  } = path.node;
+  path.node.directives = [];
+  path.node.body = [];
+  const amdWrapper = path.pushContainer("body", wrapper)[0];
+  const amdFactory = amdWrapper.get("expression.arguments").filter(arg => arg.isFunctionExpression())[0].get("body");
+  amdFactory.pushContainer("directives", directives);
+  amdFactory.pushContainer("body", body);
+}
+
+var _default = (0, _helperPluginUtils().declare)((api, options) => {
+  api.assertVersion(7);
+  const {
+    loose,
+    allowTopLevelThis,
+    strict,
+    strictMode,
+    noInterop
+  } = options;
+  return {
+    name: "transform-modules-amd",
+
+    pre() {
+      this.file.set("@babel/plugin-transform-modules-*", "amd");
+    },
+
+    visitor: {
+      CallExpression(path, state) {
+        if (!this.file.has("@babel/plugin-proposal-dynamic-import")) return;
+        if (!path.get("callee").isImport()) return;
+        let {
+          requireId,
+          resolveId,
+          rejectId
+        } = state;
+
+        if (!requireId) {
+          requireId = path.scope.generateUidIdentifier("require");
+          state.requireId = requireId;
+        }
+
+        if (!resolveId || !rejectId) {
+          resolveId = path.scope.generateUidIdentifier("resolve");
+          rejectId = path.scope.generateUidIdentifier("reject");
+          state.resolveId = resolveId;
+          state.rejectId = rejectId;
+        }
+
+        let result = _core().types.identifier("imported");
+
+        if (!noInterop) result = (0, _helperModuleTransforms().wrapInterop)(path, result, "namespace");
+        path.replaceWith(_core().template.expression.ast`
+            new Promise((${resolveId}, ${rejectId}) =>
+              ${requireId}(
+                [${(0, _utils().getImportSource)(_core().types, path.node)}],
+                imported => ${resolveId}(${result}),
+                ${rejectId}
+              )
+            )`);
+      },
+
+      Program: {
+        exit(path, {
+          requireId
+        }) {
+          if (!(0, _helperModuleTransforms().isModule)(path)) {
+            if (requireId) {
+              injectWrapper(path, buildAnonymousWrapper({
+                REQUIRE: requireId
+              }));
+            }
+
+            return;
+          }
+
+          const amdArgs = [];
+          const importNames = [];
+
+          if (requireId) {
+            amdArgs.push(_core().types.stringLiteral("require"));
+            importNames.push(requireId);
+          }
+
+          let moduleName = this.getModuleName();
+          if (moduleName) moduleName = _core().types.stringLiteral(moduleName);
+          const {
+            meta,
+            headers
+          } = (0, _helperModuleTransforms().rewriteModuleStatementsAndPrepareHeader)(path, {
+            loose,
+            strict,
+            strictMode,
+            allowTopLevelThis,
+            noInterop
+          });
+
+          if ((0, _helperModuleTransforms().hasExports)(meta)) {
+            amdArgs.push(_core().types.stringLiteral("exports"));
+            importNames.push(_core().types.identifier(meta.exportName));
+          }
+
+          for (const [source, metadata] of meta.source) {
+            amdArgs.push(_core().types.stringLiteral(source));
+            importNames.push(_core().types.identifier(metadata.name));
+
+            if (!(0, _helperModuleTransforms().isSideEffectImport)(metadata)) {
+              const interop = (0, _helperModuleTransforms().wrapInterop)(path, _core().types.identifier(metadata.name), metadata.interop);
+
+              if (interop) {
+                const header = _core().types.expressionStatement(_core().types.assignmentExpression("=", _core().types.identifier(metadata.name), interop));
+
+                header.loc = metadata.loc;
+                headers.push(header);
+              }
+            }
+
+            headers.push(...(0, _helperModuleTransforms().buildNamespaceInitStatements)(meta, metadata, loose));
+          }
+
+          (0, _helperModuleTransforms().ensureStatementsHoisted)(headers);
+          path.unshiftContainer("body", headers);
+          injectWrapper(path, buildWrapper({
+            MODULE_NAME: moduleName,
+            AMD_ARGUMENTS: _core().types.arrayExpression(amdArgs),
+            IMPORT_NAMES: importNames
+          }));
+        }
+
+      }
+    }
+  };
+});
+
+exports.default = _default;