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node_modules/@babel/generator/lib/generators/expressions.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.LogicalExpression = exports.BinaryExpression = exports.AssignmentExpression = AssignmentExpression;
+exports.AssignmentPattern = AssignmentPattern;
+exports.AwaitExpression = AwaitExpression;
+exports.BindExpression = BindExpression;
+exports.CallExpression = CallExpression;
+exports.ConditionalExpression = ConditionalExpression;
+exports.Decorator = Decorator;
+exports.DoExpression = DoExpression;
+exports.EmptyStatement = EmptyStatement;
+exports.ExpressionStatement = ExpressionStatement;
+exports.Import = Import;
+exports.MemberExpression = MemberExpression;
+exports.MetaProperty = MetaProperty;
+exports.ModuleExpression = ModuleExpression;
+exports.NewExpression = NewExpression;
+exports.OptionalCallExpression = OptionalCallExpression;
+exports.OptionalMemberExpression = OptionalMemberExpression;
+exports.ParenthesizedExpression = ParenthesizedExpression;
+exports.PrivateName = PrivateName;
+exports.SequenceExpression = SequenceExpression;
+exports.Super = Super;
+exports.ThisExpression = ThisExpression;
+exports.UnaryExpression = UnaryExpression;
+exports.UpdateExpression = UpdateExpression;
+exports.V8IntrinsicIdentifier = V8IntrinsicIdentifier;
+exports.YieldExpression = YieldExpression;
+
+var _t = require("@babel/types");
+
+var n = require("../node");
+
+const {
+  isCallExpression,
+  isLiteral,
+  isMemberExpression,
+  isNewExpression
+} = _t;
+
+function UnaryExpression(node) {
+  if (node.operator === "void" || node.operator === "delete" || node.operator === "typeof" || node.operator === "throw") {
+    this.word(node.operator);
+    this.space();
+  } else {
+    this.token(node.operator);
+  }
+
+  this.print(node.argument, node);
+}
+
+function DoExpression(node) {
+  if (node.async) {
+    this.word("async");
+    this.space();
+  }
+
+  this.word("do");
+  this.space();
+  this.print(node.body, node);
+}
+
+function ParenthesizedExpression(node) {
+  this.tokenChar(40);
+  this.print(node.expression, node);
+  this.tokenChar(41);
+}
+
+function UpdateExpression(node) {
+  if (node.prefix) {
+    this.token(node.operator);
+    this.print(node.argument, node);
+  } else {
+    this.printTerminatorless(node.argument, node, true);
+    this.token(node.operator);
+  }
+}
+
+function ConditionalExpression(node) {
+  this.print(node.test, node);
+  this.space();
+  this.tokenChar(63);
+  this.space();
+  this.print(node.consequent, node);
+  this.space();
+  this.tokenChar(58);
+  this.space();
+  this.print(node.alternate, node);
+}
+
+function NewExpression(node, parent) {
+  this.word("new");
+  this.space();
+  this.print(node.callee, node);
+
+  if (this.format.minified && node.arguments.length === 0 && !node.optional && !isCallExpression(parent, {
+    callee: node
+  }) && !isMemberExpression(parent) && !isNewExpression(parent)) {
+    return;
+  }
+
+  this.print(node.typeArguments, node);
+  this.print(node.typeParameters, node);
+
+  if (node.optional) {
+    this.token("?.");
+  }
+
+  this.tokenChar(40);
+  this.printList(node.arguments, node);
+  this.tokenChar(41);
+}
+
+function SequenceExpression(node) {
+  this.printList(node.expressions, node);
+}
+
+function ThisExpression() {
+  this.word("this");
+}
+
+function Super() {
+  this.word("super");
+}
+
+function isDecoratorMemberExpression(node) {
+  switch (node.type) {
+    case "Identifier":
+      return true;
+
+    case "MemberExpression":
+      return !node.computed && node.property.type === "Identifier" && isDecoratorMemberExpression(node.object);
+
+    default:
+      return false;
+  }
+}
+
+function shouldParenthesizeDecoratorExpression(node) {
+  if (node.type === "CallExpression") {
+    node = node.callee;
+  }
+
+  if (node.type === "ParenthesizedExpression") {
+    return false;
+  }
+
+  return !isDecoratorMemberExpression(node);
+}
+
+function Decorator(node) {
+  this.tokenChar(64);
+  const {
+    expression
+  } = node;
+
+  if (shouldParenthesizeDecoratorExpression(expression)) {
+    this.tokenChar(40);
+    this.print(expression, node);
+    this.tokenChar(41);
+  } else {
+    this.print(expression, node);
+  }
+
+  this.newline();
+}
+
+function OptionalMemberExpression(node) {
+  this.print(node.object, node);
+
+  if (!node.computed && isMemberExpression(node.property)) {
+    throw new TypeError("Got a MemberExpression for MemberExpression property");
+  }
+
+  let computed = node.computed;
+
+  if (isLiteral(node.property) && typeof node.property.value === "number") {
+    computed = true;
+  }
+
+  if (node.optional) {
+    this.token("?.");
+  }
+
+  if (computed) {
+    this.tokenChar(91);
+    this.print(node.property, node);
+    this.tokenChar(93);
+  } else {
+    if (!node.optional) {
+      this.tokenChar(46);
+    }
+
+    this.print(node.property, node);
+  }
+}
+
+function OptionalCallExpression(node) {
+  this.print(node.callee, node);
+  this.print(node.typeArguments, node);
+  this.print(node.typeParameters, node);
+
+  if (node.optional) {
+    this.token("?.");
+  }
+
+  this.tokenChar(40);
+  this.printList(node.arguments, node);
+  this.tokenChar(41);
+}
+
+function CallExpression(node) {
+  this.print(node.callee, node);
+  this.print(node.typeArguments, node);
+  this.print(node.typeParameters, node);
+  this.tokenChar(40);
+  this.printList(node.arguments, node);
+  this.tokenChar(41);
+}
+
+function Import() {
+  this.word("import");
+}
+
+function AwaitExpression(node) {
+  this.word("await");
+
+  if (node.argument) {
+    this.space();
+    this.printTerminatorless(node.argument, node, false);
+  }
+}
+
+function YieldExpression(node) {
+  this.word("yield");
+
+  if (node.delegate) {
+    this.tokenChar(42);
+  }
+
+  if (node.argument) {
+    this.space();
+    this.printTerminatorless(node.argument, node, false);
+  }
+}
+
+function EmptyStatement() {
+  this.semicolon(true);
+}
+
+function ExpressionStatement(node) {
+  this.print(node.expression, node);
+  this.semicolon();
+}
+
+function AssignmentPattern(node) {
+  this.print(node.left, node);
+  if (node.left.optional) this.tokenChar(63);
+  this.print(node.left.typeAnnotation, node);
+  this.space();
+  this.tokenChar(61);
+  this.space();
+  this.print(node.right, node);
+}
+
+function AssignmentExpression(node, parent) {
+  const parens = this.inForStatementInitCounter && node.operator === "in" && !n.needsParens(node, parent);
+
+  if (parens) {
+    this.tokenChar(40);
+  }
+
+  this.print(node.left, node);
+  this.space();
+
+  if (node.operator === "in" || node.operator === "instanceof") {
+    this.word(node.operator);
+  } else {
+    this.token(node.operator);
+  }
+
+  this.space();
+  this.print(node.right, node);
+
+  if (parens) {
+    this.tokenChar(41);
+  }
+}
+
+function BindExpression(node) {
+  this.print(node.object, node);
+  this.token("::");
+  this.print(node.callee, node);
+}
+
+function MemberExpression(node) {
+  this.print(node.object, node);
+
+  if (!node.computed && isMemberExpression(node.property)) {
+    throw new TypeError("Got a MemberExpression for MemberExpression property");
+  }
+
+  let computed = node.computed;
+
+  if (isLiteral(node.property) && typeof node.property.value === "number") {
+    computed = true;
+  }
+
+  if (computed) {
+    this.tokenChar(91);
+    this.print(node.property, node);
+    this.tokenChar(93);
+  } else {
+    this.tokenChar(46);
+    this.print(node.property, node);
+  }
+}
+
+function MetaProperty(node) {
+  this.print(node.meta, node);
+  this.tokenChar(46);
+  this.print(node.property, node);
+}
+
+function PrivateName(node) {
+  this.tokenChar(35);
+  this.print(node.id, node);
+}
+
+function V8IntrinsicIdentifier(node) {
+  this.tokenChar(37);
+  this.word(node.name);
+}
+
+function ModuleExpression(node) {
+  this.word("module");
+  this.space();
+  this.tokenChar(123);
+
+  if (node.body.body.length === 0) {
+    this.tokenChar(125);
+  } else {
+    this.newline();
+    this.printSequence(node.body.body, node, {
+      indent: true
+    });
+    this.rightBrace();
+  }
+}