v3 new release (#80)

node_modules/@babel/helper-module-imports/lib/import-builder.js

@@ -0,0 +1,162 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = void 0;
+
+var _assert = require("assert");
+
+var _t = require("@babel/types");
+
+const {
+  callExpression,
+  cloneNode,
+  expressionStatement,
+  identifier,
+  importDeclaration,
+  importDefaultSpecifier,
+  importNamespaceSpecifier,
+  importSpecifier,
+  memberExpression,
+  stringLiteral,
+  variableDeclaration,
+  variableDeclarator
+} = _t;
+
+class ImportBuilder {
+  constructor(importedSource, scope, hub) {
+    this._statements = [];
+    this._resultName = null;
+    this._scope = null;
+    this._hub = null;
+    this._importedSource = void 0;
+    this._scope = scope;
+    this._hub = hub;
+    this._importedSource = importedSource;
+  }
+
+  done() {
+    return {
+      statements: this._statements,
+      resultName: this._resultName
+    };
+  }
+
+  import() {
+    this._statements.push(importDeclaration([], stringLiteral(this._importedSource)));
+
+    return this;
+  }
+
+  require() {
+    this._statements.push(expressionStatement(callExpression(identifier("require"), [stringLiteral(this._importedSource)])));
+
+    return this;
+  }
+
+  namespace(name = "namespace") {
+    const local = this._scope.generateUidIdentifier(name);
+
+    const statement = this._statements[this._statements.length - 1];
+
+    _assert(statement.type === "ImportDeclaration");
+
+    _assert(statement.specifiers.length === 0);
+
+    statement.specifiers = [importNamespaceSpecifier(local)];
+    this._resultName = cloneNode(local);
+    return this;
+  }
+
+  default(name) {
+    name = this._scope.generateUidIdentifier(name);
+    const statement = this._statements[this._statements.length - 1];
+
+    _assert(statement.type === "ImportDeclaration");
+
+    _assert(statement.specifiers.length === 0);
+
+    statement.specifiers = [importDefaultSpecifier(name)];
+    this._resultName = cloneNode(name);
+    return this;
+  }
+
+  named(name, importName) {
+    if (importName === "default") return this.default(name);
+    name = this._scope.generateUidIdentifier(name);
+    const statement = this._statements[this._statements.length - 1];
+
+    _assert(statement.type === "ImportDeclaration");
+
+    _assert(statement.specifiers.length === 0);
+
+    statement.specifiers = [importSpecifier(name, identifier(importName))];
+    this._resultName = cloneNode(name);
+    return this;
+  }
+
+  var(name) {
+    name = this._scope.generateUidIdentifier(name);
+    let statement = this._statements[this._statements.length - 1];
+
+    if (statement.type !== "ExpressionStatement") {
+      _assert(this._resultName);
+
+      statement = expressionStatement(this._resultName);
+
+      this._statements.push(statement);
+    }
+
+    this._statements[this._statements.length - 1] = variableDeclaration("var", [variableDeclarator(name, statement.expression)]);
+    this._resultName = cloneNode(name);
+    return this;
+  }
+
+  defaultInterop() {
+    return this._interop(this._hub.addHelper("interopRequireDefault"));
+  }
+
+  wildcardInterop() {
+    return this._interop(this._hub.addHelper("interopRequireWildcard"));
+  }
+
+  _interop(callee) {
+    const statement = this._statements[this._statements.length - 1];
+
+    if (statement.type === "ExpressionStatement") {
+      statement.expression = callExpression(callee, [statement.expression]);
+    } else if (statement.type === "VariableDeclaration") {
+      _assert(statement.declarations.length === 1);
+
+      statement.declarations[0].init = callExpression(callee, [statement.declarations[0].init]);
+    } else {
+      _assert.fail("Unexpected type.");
+    }
+
+    return this;
+  }
+
+  prop(name) {
+    const statement = this._statements[this._statements.length - 1];
+
+    if (statement.type === "ExpressionStatement") {
+      statement.expression = memberExpression(statement.expression, identifier(name));
+    } else if (statement.type === "VariableDeclaration") {
+      _assert(statement.declarations.length === 1);
+
+      statement.declarations[0].init = memberExpression(statement.declarations[0].init, identifier(name));
+    } else {
+      _assert.fail("Unexpected type:" + statement.type);
+    }
+
+    return this;
+  }
+
+  read(name) {
+    this._resultName = memberExpression(this._resultName, identifier(name));
+  }
+
+}
+
+exports.default = ImportBuilder;