Commit ac419aba authored by Cholgrrr's avatar Cholgrrr
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.gitignore, settings.json und 14061 weitere dateien aktualisiert...

parent ed14b8b4
MIT License
Copyright (c) 2014-2018 Sebastian McKenzie <sebmck@gmail.com>
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# @babel/helper-plugin-utils
> General utilities for plugins to use
See our website [@babel/helper-plugin-utils](https://babeljs.io/docs/en/next/babel-helper-plugin-utils.html) for more information.
## Install
Using npm:
```sh
npm install --save-dev @babel/helper-plugin-utils
```
or using yarn:
```sh
yarn add @babel/helper-plugin-utils --dev
```
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.declare = declare;
function declare(builder) {
return (api, options, dirname) => {
if (!api.assertVersion) {
api = Object.assign(copyApiObject(api), {
assertVersion(range) {
throwVersionError(range, api.version);
}
});
}
return builder(api, options || {}, dirname);
};
}
function copyApiObject(api) {
let proto = null;
if (typeof api.version === "string" && /^7\./.test(api.version)) {
proto = Object.getPrototypeOf(api);
if (proto && (!has(proto, "version") || !has(proto, "transform") || !has(proto, "template") || !has(proto, "types"))) {
proto = null;
}
}
return Object.assign({}, proto, api);
}
function has(obj, key) {
return Object.prototype.hasOwnProperty.call(obj, key);
}
function throwVersionError(range, version) {
if (typeof range === "number") {
if (!Number.isInteger(range)) {
throw new Error("Expected string or integer value.");
}
range = `^${range}.0.0-0`;
}
if (typeof range !== "string") {
throw new Error("Expected string or integer value.");
}
const limit = Error.stackTraceLimit;
if (typeof limit === "number" && limit < 25) {
Error.stackTraceLimit = 25;
}
let err;
if (version.slice(0, 2) === "7.") {
err = new Error(`Requires Babel "^7.0.0-beta.41", but was loaded with "${version}". ` + `You'll need to update your @babel/core version.`);
} else {
err = new Error(`Requires Babel "${range}", but was loaded with "${version}". ` + `If you are sure you have a compatible version of @babel/core, ` + `it is likely that something in your build process is loading the ` + `wrong version. Inspect the stack trace of this error to look for ` + `the first entry that doesn't mention "@babel/core" or "babel-core" ` + `to see what is calling Babel.`);
}
if (typeof limit === "number") {
Error.stackTraceLimit = limit;
}
throw Object.assign(err, {
code: "BABEL_VERSION_UNSUPPORTED",
version,
range
});
}
\ No newline at end of file
{
"name": "@babel/helper-plugin-utils",
"version": "7.0.0",
"description": "General utilities for plugins to use",
"author": "Logan Smyth <loganfsmyth@gmail.com>",
"homepage": "https://babeljs.io/",
"license": "MIT",
"repository": "https://github.com/babel/babel/tree/master/packages/babel-helper-plugin-utils",
"main": "lib/index.js"
}
export function declare(builder) {
return (api, options, dirname) => {
if (!api.assertVersion) {
// Inject a custom version of 'assertVersion' for Babel 6 and early
// versions of Babel 7's beta that didn't have it.
api = Object.assign(copyApiObject(api), {
assertVersion(range) {
throwVersionError(range, api.version);
},
});
}
return builder(api, options || {}, dirname);
};
}
function copyApiObject(api) {
// Babel >= 7 <= beta.41 passed the API as a new object that had
// babel/core as the prototype. While slightly faster, it also
// means that the Object.assign copy below fails. Rather than
// keep complexity, the Babel 6 behavior has been reverted and this
// normalizes all that for Babel 7.
let proto = null;
if (typeof api.version === "string" && /^7\./.test(api.version)) {
proto = Object.getPrototypeOf(api);
if (
proto &&
(!has(proto, "version") ||
!has(proto, "transform") ||
!has(proto, "template") ||
!has(proto, "types"))
) {
proto = null;
}
}
return {
...proto,
...api,
};
}
function has(obj, key) {
return Object.prototype.hasOwnProperty.call(obj, key);
}
function throwVersionError(range, version) {
if (typeof range === "number") {
if (!Number.isInteger(range)) {
throw new Error("Expected string or integer value.");
}
range = `^${range}.0.0-0`;
}
if (typeof range !== "string") {
throw new Error("Expected string or integer value.");
}
const limit = Error.stackTraceLimit;
if (typeof limit === "number" && limit < 25) {
// Bump up the limit if needed so that users are more likely
// to be able to see what is calling Babel.
Error.stackTraceLimit = 25;
}
let err;
if (version.slice(0, 2) === "7.") {
err = new Error(
`Requires Babel "^7.0.0-beta.41", but was loaded with "${version}". ` +
`You'll need to update your @babel/core version.`,
);
} else {
err = new Error(
`Requires Babel "${range}", but was loaded with "${version}". ` +
`If you are sure you have a compatible version of @babel/core, ` +
`it is likely that something in your build process is loading the ` +
`wrong version. Inspect the stack trace of this error to look for ` +
`the first entry that doesn't mention "@babel/core" or "babel-core" ` +
`to see what is calling Babel.`,
);
}
if (typeof limit === "number") {
Error.stackTraceLimit = limit;
}
throw Object.assign(
err,
({
code: "BABEL_VERSION_UNSUPPORTED",
version,
range,
}: any),
);
}
MIT License
Copyright (c) 2014-present Sebastian McKenzie and other contributors
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# @babel/helper-regex
> Helper function to check for literal RegEx
See our website [@babel/helper-regex](https://babeljs.io/docs/en/next/babel-helper-regex.html) for more information.
## Install
Using npm:
```sh
npm install --save-dev @babel/helper-regex
```
or using yarn:
```sh
yarn add @babel/helper-regex --dev
```
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.is = is;
exports.pullFlag = pullFlag;
function _pull() {
const data = _interopRequireDefault(require("lodash/pull"));
_pull = function () {
return data;
};
return data;
}
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function is(node, flag) {
return node.type === "RegExpLiteral" && node.flags.indexOf(flag) >= 0;
}
function pullFlag(node, flag) {
const flags = node.flags.split("");
if (node.flags.indexOf(flag) < 0) return;
(0, _pull().default)(flags, flag);
node.flags = flags.join("");
}
\ No newline at end of file
{
"name": "@babel/helper-regex",
"version": "7.5.5",
"description": "Helper function to check for literal RegEx",
"repository": "https://github.com/babel/babel/tree/master/packages/babel-helper-regex",
"license": "MIT",
"publishConfig": {
"access": "public"
},
"main": "lib/index.js",
"dependencies": {
"lodash": "^4.17.13"
},
"gitHead": "0407f034f09381b95e9cabefbf6b176c76485a43"
}
MIT License
Copyright (c) 2014-present Sebastian McKenzie and other contributors
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# @babel/helper-remap-async-to-generator
> Helper function to remap async functions to generators
See our website [@babel/helper-remap-async-to-generator](https://babeljs.io/docs/en/next/babel-helper-remap-async-to-generator.html) for more information.
## Install
Using npm:
```sh
npm install --save-dev @babel/helper-remap-async-to-generator
```
or using yarn:
```sh
yarn add @babel/helper-remap-async-to-generator --dev
```
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = _default;
var _helperWrapFunction = _interopRequireDefault(require("@babel/helper-wrap-function"));
var _helperAnnotateAsPure = _interopRequireDefault(require("@babel/helper-annotate-as-pure"));
var t = _interopRequireWildcard(require("@babel/types"));
function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; if (obj != null) { var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
const awaitVisitor = {
Function(path) {
path.skip();
},
AwaitExpression(path, {
wrapAwait
}) {
const argument = path.get("argument");
if (path.parentPath.isYieldExpression()) {
path.replaceWith(argument.node);
return;
}
path.replaceWith(t.yieldExpression(wrapAwait ? t.callExpression(t.cloneNode(wrapAwait), [argument.node]) : argument.node));
}
};
function _default(path, helpers) {
path.traverse(awaitVisitor, {
wrapAwait: helpers.wrapAwait
});
const isIIFE = checkIsIIFE(path);
path.node.async = false;
path.node.generator = true;
(0, _helperWrapFunction.default)(path, t.cloneNode(helpers.wrapAsync));
const isProperty = path.isObjectMethod() || path.isClassMethod() || path.parentPath.isObjectProperty() || path.parentPath.isClassProperty();
if (!isProperty && !isIIFE && path.isExpression()) {
(0, _helperAnnotateAsPure.default)(path);
}
function checkIsIIFE(path) {
if (path.parentPath.isCallExpression({
callee: path.node
})) {
return true;
}
const {
parentPath
} = path;
if (parentPath.isMemberExpression() && t.isIdentifier(parentPath.node.property, {
name: "bind"
})) {
const {
parentPath: bindCall
} = parentPath;
return bindCall.isCallExpression() && bindCall.node.arguments.length === 1 && t.isThisExpression(bindCall.node.arguments[0]) && bindCall.parentPath.isCallExpression({
callee: bindCall.node
});
}
return false;
}
}
\ No newline at end of file
{
"name": "@babel/helper-remap-async-to-generator",
"version": "7.7.0",
"description": "Helper function to remap async functions to generators",
"repository": "https://github.com/babel/babel/tree/master/packages/babel-helper-remap-async-to-generator",
"license": "MIT",
"publishConfig": {
"access": "public"
},
"main": "lib/index.js",
"dependencies": {
"@babel/helper-annotate-as-pure": "^7.7.0",
"@babel/helper-wrap-function": "^7.7.0",
"@babel/template": "^7.7.0",
"@babel/traverse": "^7.7.0",
"@babel/types": "^7.7.0"
},
"gitHead": "97faa83953cb87e332554fa559a4956d202343ea"
}
MIT License
Copyright (c) 2014-present Sebastian McKenzie and other contributors
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# @babel/helper-replace-supers
> Helper function to replace supers
See our website [@babel/helper-replace-supers](https://babeljs.io/docs/en/babel-helper-replace-supers) for more information.
## Install
Using npm:
```sh
npm install --save-dev @babel/helper-replace-supers
```
or using yarn:
```sh
yarn add @babel/helper-replace-supers --dev
```
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.skipAllButComputedKey = skipAllButComputedKey;
exports.default = exports.environmentVisitor = void 0;
var _traverse = require("@babel/traverse");
var _helperMemberExpressionToFunctions = require("@babel/helper-member-expression-to-functions");
var _helperOptimiseCallExpression = require("@babel/helper-optimise-call-expression");
var t = require("@babel/types");
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 = {
[`${t.staticBlock ? "StaticBlock|" : ""}ClassPrivateProperty|TypeAnnotation`](path) {
path.skip();
},
Function(path) {
if (path.isMethod()) return;
if (path.isArrowFunctionExpression()) return;
path.skip();
},
"Method|ClassProperty"(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 unshadowSuperBindingVisitor = _traverse.default.visitors.merge([environmentVisitor, {
Scopable(path, {
refName
}) {
const binding = path.scope.getOwnBinding(refName);
if (binding && binding.identifier.name === refName) {
path.scope.rename(refName);
}
}
}]);
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 this._get(superMember, this._getThisRefs());
},
_get(superMember, thisRefs) {
const proto = getPrototypeOfExpression(this.getObjectRef(), this.isStatic, this.file, this.isPrivateMethod);
return t.callExpression(this.file.addHelper("get"), [thisRefs.memo ? t.sequenceExpression([thisRefs.memo, proto]) : proto, this.prop(superMember), thisRefs.this]);
},
_getThisRefs() {
if (!this.isDerivedConstructor) {
return {
this: t.thisExpression()
};
}
const thisRef = this.scope.generateDeclaredUidIdentifier("thisSuper");
return {
memo: t.assignmentExpression("=", thisRef, t.thisExpression()),
this: t.cloneNode(thisRef)
};
},
set(superMember, value) {
const thisRefs = this._getThisRefs();
const proto = getPrototypeOfExpression(this.getObjectRef(), this.isStatic, this.file, this.isPrivateMethod);
return t.callExpression(this.file.addHelper("set"), [thisRefs.memo ? t.sequenceExpression([thisRefs.memo, proto]) : proto, this.prop(superMember), value, thisRefs.this, t.booleanLiteral(superMember.isInStrictMode())]);
},
destructureSet(superMember) {
throw superMember.buildCodeFrameError(`Destructuring to a super field is not supported yet.`);
},
call(superMember, args) {
const thisRefs = this._getThisRefs();
return (0, _helperOptimiseCallExpression.default)(this._get(superMember, thisRefs), t.cloneNode(thisRefs.this), args, false);
},
optionalCall(superMember, args) {
const thisRefs = this._getThisRefs();
return (0, _helperOptimiseCallExpression.default)(this._get(superMember, thisRefs), t.cloneNode(thisRefs.this), args, true);
}
};
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,
getSuperRef
} = this;
const {
computed
} = superMember.node;
const prop = this.prop(superMember);
let object;
if (isStatic) {
var _getSuperRef;
object = (_getSuperRef = getSuperRef()) != null ? _getSuperRef : t.memberExpression(t.identifier("Function"), t.identifier("prototype"));
} else {
var _getSuperRef2;
object = t.memberExpression((_getSuperRef2 = getSuperRef()) != null ? _getSuperRef2 : 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);
},
call(superMember, args) {
return (0, _helperOptimiseCallExpression.default)(this.get(superMember), t.thisExpression(), args, false);
},
optionalCall(superMember, args) {
return (0, _helperOptimiseCallExpression.default)(this.get(superMember), t.thisExpression(), args, true);
}
});
class ReplaceSupers {
constructor(opts) {
var _opts$constantSuper;
const path = opts.methodPath;
this.methodPath = path;
this.isDerivedConstructor = path.isClassMethod({
kind: "constructor"
}) && !!opts.superRef;
this.isStatic = path.isObjectMethod() || path.node.static || (path.isStaticBlock == null ? void 0 : path.isStaticBlock());
this.isPrivateMethod = path.isPrivate() && path.isMethod();
this.file = opts.file;
this.constantSuper = (_opts$constantSuper = opts.constantSuper) != null ? _opts$constantSuper : opts.isLoose;
this.opts = opts;
}
getObjectRef() {
return t.cloneNode(this.opts.objectRef || this.opts.getObjectRef());
}
getSuperRef() {
if (this.opts.superRef) return t.cloneNode(this.opts.superRef);
if (this.opts.getSuperRef) return t.cloneNode(this.opts.getSuperRef());
}
replace() {
if (this.opts.refToPreserve) {
this.methodPath.traverse(unshadowSuperBindingVisitor, {
refName: this.opts.refToPreserve.name
});
}
const handler = this.constantSuper ? looseHandlers : specHandlers;
(0, _helperMemberExpressionToFunctions.default)(this.methodPath, visitor, Object.assign({
file: this.file,
scope: this.methodPath.scope,
isDerivedConstructor: this.isDerivedConstructor,
isStatic: this.isStatic,
isPrivateMethod: this.isPrivateMethod,
getObjectRef: this.getObjectRef.bind(this),
getSuperRef: this.getSuperRef.bind(this)
}, handler));
}
}
exports.default = ReplaceSupers;
\ No newline at end of file
{
"name": "@babel/helper-replace-supers",
"version": "7.14.5",
"description": "Helper function to replace supers",
"repository": {
"type": "git",
"url": "https://github.com/babel/babel.git",
"directory": "packages/babel-helper-replace-supers"
},
"homepage": "https://babel.dev/docs/en/next/babel-helper-replace-supers",
"license": "MIT",
"publishConfig": {
"access": "public"
},
"main": "./lib/index.js",
"dependencies": {
"@babel/helper-member-expression-to-functions": "^7.14.5",
"@babel/helper-optimise-call-expression": "^7.14.5",
"@babel/traverse": "^7.14.5",
"@babel/types": "^7.14.5"
},
"engines": {
"node": ">=6.9.0"
},
"author": "The Babel Team (https://babel.dev/team)"
}
\ No newline at end of file
MIT License
Copyright (c) 2014-present Sebastian McKenzie and other contributors
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
"Software"), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be
included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
# @babel/helper-simple-access
> Babel helper for ensuring that access to a given value is performed through simple accesses
See our website [@babel/helper-simple-access](https://babeljs.io/docs/en/babel-helper-simple-access) for more information.
## Install
Using npm:
```sh
npm install --save-dev @babel/helper-simple-access
```
or using yarn:
```sh
yarn add @babel/helper-simple-access --dev
```
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = simplifyAccess;
var t = require("@babel/types");
function simplifyAccess(path, bindingNames) {
path.traverse(simpleAssignmentVisitor, {
scope: path.scope,
bindingNames,
seen: new WeakSet()
});
}
const simpleAssignmentVisitor = {
UpdateExpression: {
exit(path) {
const {
scope,
bindingNames
} = this;
const arg = path.get("argument");
if (!arg.isIdentifier()) return;
const localName = arg.node.name;
if (!bindingNames.has(localName)) return;
if (scope.getBinding(localName) !== path.scope.getBinding(localName)) {
return;
}
if (path.parentPath.isExpressionStatement() && !path.isCompletionRecord()) {
const operator = path.node.operator == "++" ? "+=" : "-=";
path.replaceWith(t.assignmentExpression(operator, arg.node, t.numericLiteral(1)));
} else if (path.node.prefix) {
path.replaceWith(t.assignmentExpression("=", t.identifier(localName), t.binaryExpression(path.node.operator[0], t.unaryExpression("+", arg.node), t.numericLiteral(1))));
} else {
const old = path.scope.generateUidIdentifierBasedOnNode(arg.node, "old");
const varName = old.name;
path.scope.push({
id: old
});
const binary = t.binaryExpression(path.node.operator[0], t.identifier(varName), t.numericLiteral(1));
path.replaceWith(t.sequenceExpression([t.assignmentExpression("=", t.identifier(varName), t.unaryExpression("+", arg.node)), t.assignmentExpression("=", t.cloneNode(arg.node), binary), t.identifier(varName)]));
}
}
},
AssignmentExpression: {
exit(path) {
const {
scope,
seen,
bindingNames
} = this;
if (path.node.operator === "=") return;
if (seen.has(path.node)) return;
seen.add(path.node);
const left = path.get("left");
if (!left.isIdentifier()) return;
const localName = left.node.name;
if (!bindingNames.has(localName)) return;
if (scope.getBinding(localName) !== path.scope.getBinding(localName)) {
return;
}
path.node.right = t.binaryExpression(path.node.operator.slice(0, -1), t.cloneNode(path.node.left), path.node.right);
path.node.operator = "=";
}
}
};
\ No newline at end of file
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