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keksAccountGUI/node_modulesOLD/@babel/plugin-proposal-async-generator-functions/lib/index.js
2019-08-11 20:48:02 +02:00

133 lines
No EOL
2.9 KiB
JavaScript

"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 _helperRemapAsyncToGenerator() {
const data = _interopRequireDefault(require("@babel/helper-remap-async-to-generator"));
_helperRemapAsyncToGenerator = function () {
return data;
};
return data;
}
function _pluginSyntaxAsyncGenerators() {
const data = _interopRequireDefault(require("@babel/plugin-syntax-async-generators"));
_pluginSyntaxAsyncGenerators = function () {
return data;
};
return data;
}
function _core() {
const data = require("@babel/core");
_core = function () {
return data;
};
return data;
}
var _forAwait = _interopRequireDefault(require("./for-await"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var _default = (0, _helperPluginUtils().declare)(api => {
api.assertVersion(7);
const yieldStarVisitor = {
Function(path) {
path.skip();
},
YieldExpression({
node
}, state) {
if (!node.delegate) return;
const callee = state.addHelper("asyncGeneratorDelegate");
node.argument = _core().types.callExpression(callee, [_core().types.callExpression(state.addHelper("asyncIterator"), [node.argument]), state.addHelper("awaitAsyncGenerator")]);
}
};
const forAwaitVisitor = {
Function(path) {
path.skip();
},
ForOfStatement(path, {
file
}) {
const {
node
} = path;
if (!node.await) return;
const build = (0, _forAwait.default)(path, {
getAsyncIterator: file.addHelper("asyncIterator")
});
const {
declar,
loop
} = build;
const block = loop.body;
path.ensureBlock();
if (declar) {
block.body.push(declar);
}
block.body = block.body.concat(node.body.body);
_core().types.inherits(loop, node);
_core().types.inherits(loop.body, node.body);
if (build.replaceParent) {
path.parentPath.replaceWithMultiple(build.node);
} else {
path.replaceWithMultiple(build.node);
}
}
};
const visitor = {
Function(path, state) {
if (!path.node.async) return;
path.traverse(forAwaitVisitor, state);
if (!path.node.generator) return;
path.traverse(yieldStarVisitor, state);
(0, _helperRemapAsyncToGenerator().default)(path, {
wrapAsync: state.addHelper("wrapAsyncGenerator"),
wrapAwait: state.addHelper("awaitAsyncGenerator")
});
}
};
return {
name: "proposal-async-generator-functions",
inherits: _pluginSyntaxAsyncGenerators().default,
visitor: {
Program(path, state) {
path.traverse(visitor, state);
}
}
};
});
exports.default = _default;