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

302 lines
8.3 KiB
JavaScript

"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;
exports._shouldPrintDecoratorsBeforeExport = _shouldPrintDecoratorsBeforeExport;
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", true);
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 === "ParenthesizedExpression") {
return false;
}
return !isDecoratorMemberExpression(node.type === "CallExpression" ? node.callee : node);
}
function _shouldPrintDecoratorsBeforeExport(node) {
if (typeof this.format.decoratorsBeforeExport === "boolean") {
return this.format.decoratorsBeforeExport;
}
return typeof node.start === "number" && node.start === node.declaration.start;
}
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.typeParameters, node);
if (node.optional) {
this.token("?.");
}
this.print(node.typeArguments, node);
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", true);
if (node.delegate) {
this.tokenChar(42);
if (node.argument) {
this.space();
this.print(node.argument, node);
}
} else {
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", true);
this.space();
this.tokenChar(123);
this.indent();
const {
body
} = node;
if (body.body.length || body.directives.length) {
this.newline();
}
this.print(body, node);
this.dedent();
this.sourceWithOffset("end", node.loc, 0, -1);
this.rightBrace();
}
//# sourceMappingURL=expressions.js.map