ce4c83ff
 wxy
初始提交
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"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 _pluginSyntaxFunctionSent() {
const data = _interopRequireDefault(require("@babel/plugin-syntax-function-sent"));
_pluginSyntaxFunctionSent = function () {
return data;
};
return data;
}
function _helperWrapFunction() {
const data = _interopRequireDefault(require("@babel/helper-wrap-function"));
_helperWrapFunction = function () {
return data;
};
return data;
}
function _core() {
const data = require("@babel/core");
_core = function () {
return data;
};
return data;
}
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var _default = (0, _helperPluginUtils().declare)(api => {
api.assertVersion(7);
const isFunctionSent = node => _core().types.isIdentifier(node.meta, {
name: "function"
}) && _core().types.isIdentifier(node.property, {
name: "sent"
});
const hasBeenReplaced = (node, sentId) => _core().types.isAssignmentExpression(node) && _core().types.isIdentifier(node.left, {
name: sentId
});
const yieldVisitor = {
Function(path) {
path.skip();
},
YieldExpression(path) {
if (!hasBeenReplaced(path.parent, this.sentId)) {
path.replaceWith(_core().types.assignmentExpression("=", _core().types.identifier(this.sentId), path.node));
}
},
MetaProperty(path) {
if (isFunctionSent(path.node)) {
path.replaceWith(_core().types.identifier(this.sentId));
}
}
};
return {
name: "proposal-function-sent",
inherits: _pluginSyntaxFunctionSent().default,
visitor: {
MetaProperty(path, state) {
if (!isFunctionSent(path.node)) return;
const fnPath = path.getFunctionParent();
if (!fnPath.node.generator) {
throw new Error("Parent generator function not found");
}
const sentId = path.scope.generateUid("function.sent");
fnPath.traverse(yieldVisitor, {
sentId
});
fnPath.node.body.body.unshift(_core().types.variableDeclaration("let", [_core().types.variableDeclarator(_core().types.identifier(sentId), _core().types.yieldExpression())]));
(0, _helperWrapFunction().default)(fnPath, state.addHelper("skipFirstGeneratorNext"));
}
}
};
});
exports.default = _default;
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