ast-types
Version:
Esprima-compatible implementation of the Mozilla JS Parser API
51 lines (50 loc) • 2.02 kB
JavaScript
;;
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var core_operators_1 = require("./core-operators");
var es2019_1 = tslib_1.__importDefault(require("./es2019"));
var types_1 = tslib_1.__importDefault(require("../lib/types"));
var shared_1 = tslib_1.__importDefault(require("../lib/shared"));
function default_1(fork) {
fork.use(es2019_1.default);
var types = fork.use(types_1.default);
var def = types.Type.def;
var or = types.Type.or;
var shared = fork.use(shared_1.default);
var defaults = shared.defaults;
def("ImportExpression")
.bases("Expression")
.build("source")
.field("source", def("Expression"));
def("ExportAllDeclaration")
.build("source", "exported")
.field("source", def("Literal"))
.field("exported", or(def("Identifier"), null));
// Optional chaining
def("ChainElement")
.bases("Node")
.field("optional", Boolean, defaults["false"]);
def("CallExpression")
.bases("Expression", "ChainElement");
def("MemberExpression")
.bases("Expression", "ChainElement");
def("ChainExpression")
.bases("Expression")
.build("expression")
.field("expression", def("ChainElement"));
def("OptionalCallExpression")
.bases("CallExpression")
.build("callee", "arguments", "optional")
.field("optional", Boolean, defaults["true"]);
// Deprecated optional chaining type, doesn't work with babelParser@7.11.0 or newer
def("OptionalMemberExpression")
.bases("MemberExpression")
.build("object", "property", "computed", "optional")
.field("optional", Boolean, defaults["true"]);
// Nullish coalescing
var LogicalOperator = or.apply(void 0, tslib_1.__spreadArrays(core_operators_1.LogicalOperators, ["??"]));
def("LogicalExpression")
.field("operator", LogicalOperator);
}
exports.default = default_1;
module.exports = exports["default"];