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keksAccountGUI/node_modulesOLD/@babel/helper-replace-supers/lib/index.js
2019-08-11 20:48:02 +02:00

241 lines
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6.1 KiB
JavaScript

"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = exports.environmentVisitor = void 0;
function _traverse() {
const data = _interopRequireDefault(require("@babel/traverse"));
_traverse = function () {
return data;
};
return data;
}
function _helperMemberExpressionToFunctions() {
const data = _interopRequireDefault(require("@babel/helper-member-expression-to-functions"));
_helperMemberExpressionToFunctions = function () {
return data;
};
return data;
}
function _helperOptimiseCallExpression() {
const data = _interopRequireDefault(require("@babel/helper-optimise-call-expression"));
_helperOptimiseCallExpression = function () {
return data;
};
return data;
}
function t() {
const data = _interopRequireWildcard(require("@babel/types"));
t = function () {
return data;
};
return data;
}
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function getPrototypeOfExpression(objectRef, isStatic, file, isPrivateMethod) {
objectRef = t().cloneNode(objectRef);
const targetRef = isStatic || isPrivateMethod ? objectRef : t().memberExpression(objectRef, t().identifier("prototype"));
return t().callExpression(file.addHelper("getPrototypeOf"), [targetRef]);
}
function skipAllButComputedKey(path) {
if (!path.node.computed) {
path.skip();
return;
}
const keys = t().VISITOR_KEYS[path.type];
for (const key of keys) {
if (key !== "key") path.skipKey(key);
}
}
const environmentVisitor = {
TypeAnnotation(path) {
path.skip();
},
Function(path) {
if (path.isMethod()) return;
if (path.isArrowFunctionExpression()) return;
path.skip();
},
"Method|ClassProperty|ClassPrivateProperty"(path) {
skipAllButComputedKey(path);
}
};
exports.environmentVisitor = environmentVisitor;
const visitor = _traverse().default.visitors.merge([environmentVisitor, {
Super(path, state) {
const {
node,
parentPath
} = path;
if (!parentPath.isMemberExpression({
object: node
})) return;
state.handle(parentPath);
}
}]);
const specHandlers = {
memoise(superMember, count) {
const {
scope,
node
} = superMember;
const {
computed,
property
} = node;
if (!computed) {
return;
}
const memo = scope.maybeGenerateMemoised(property);
if (!memo) {
return;
}
this.memoiser.set(property, memo, count);
},
prop(superMember) {
const {
computed,
property
} = superMember.node;
if (this.memoiser.has(property)) {
return t().cloneNode(this.memoiser.get(property));
}
if (computed) {
return t().cloneNode(property);
}
return t().stringLiteral(property.name);
},
get(superMember) {
return t().callExpression(this.file.addHelper("get"), [getPrototypeOfExpression(this.getObjectRef(), this.isStatic, this.file, this.isPrivateMethod), this.prop(superMember), t().thisExpression()]);
},
set(superMember, value) {
return t().callExpression(this.file.addHelper("set"), [getPrototypeOfExpression(this.getObjectRef(), this.isStatic, this.file, this.isPrivateMethod), this.prop(superMember), value, t().thisExpression(), t().booleanLiteral(superMember.isInStrictMode())]);
},
destructureSet(superMember) {
throw superMember.buildCodeFrameError(`Destructuring to a super field is not supported yet.`);
},
call(superMember, args) {
return (0, _helperOptimiseCallExpression().default)(this.get(superMember), t().thisExpression(), args);
}
};
const looseHandlers = Object.assign({}, specHandlers, {
prop(superMember) {
const {
property
} = superMember.node;
if (this.memoiser.has(property)) {
return t().cloneNode(this.memoiser.get(property));
}
return t().cloneNode(property);
},
get(superMember) {
const {
isStatic,
superRef
} = this;
const {
computed
} = superMember.node;
const prop = this.prop(superMember);
let object;
if (isStatic) {
object = superRef ? t().cloneNode(superRef) : t().memberExpression(t().identifier("Function"), t().identifier("prototype"));
} else {
object = superRef ? t().memberExpression(t().cloneNode(superRef), t().identifier("prototype")) : t().memberExpression(t().identifier("Object"), t().identifier("prototype"));
}
return t().memberExpression(object, prop, computed);
},
set(superMember, value) {
const {
computed
} = superMember.node;
const prop = this.prop(superMember);
return t().assignmentExpression("=", t().memberExpression(t().thisExpression(), prop, computed), value);
},
destructureSet(superMember) {
const {
computed
} = superMember.node;
const prop = this.prop(superMember);
return t().memberExpression(t().thisExpression(), prop, computed);
}
});
class ReplaceSupers {
constructor(opts) {
const path = opts.methodPath;
this.methodPath = path;
this.isStatic = path.isObjectMethod() || path.node.static;
this.isPrivateMethod = path.isPrivate() && path.isMethod();
this.file = opts.file;
this.superRef = opts.superRef;
this.isLoose = opts.isLoose;
this.opts = opts;
}
getObjectRef() {
return t().cloneNode(this.opts.objectRef || this.opts.getObjectRef());
}
replace() {
const handler = this.isLoose ? looseHandlers : specHandlers;
(0, _helperMemberExpressionToFunctions().default)(this.methodPath, visitor, Object.assign({
file: this.file,
isStatic: this.isStatic,
isPrivateMethod: this.isPrivateMethod,
getObjectRef: this.getObjectRef.bind(this),
superRef: this.superRef
}, handler));
}
}
exports.default = ReplaceSupers;