Add node modules and new code for release (#57)
Co-authored-by: taakleton <taakleton@users.noreply.github.com>
This commit is contained in:
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parent
da63a48ad7
commit
a517f2ff65
531
node_modules/@babel/traverse/lib/path/conversion.js
generated
vendored
Normal file
531
node_modules/@babel/traverse/lib/path/conversion.js
generated
vendored
Normal file
@ -0,0 +1,531 @@
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.arrowFunctionToExpression = arrowFunctionToExpression;
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exports.arrowFunctionToShadowed = arrowFunctionToShadowed;
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exports.ensureBlock = ensureBlock;
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exports.toComputedKey = toComputedKey;
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exports.unwrapFunctionEnvironment = unwrapFunctionEnvironment;
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var _t = require("@babel/types");
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var _helperEnvironmentVisitor = require("@babel/helper-environment-visitor");
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var _helperFunctionName = require("@babel/helper-function-name");
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var _visitors = require("../visitors");
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const {
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arrowFunctionExpression,
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assignmentExpression,
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binaryExpression,
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blockStatement,
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callExpression,
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conditionalExpression,
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expressionStatement,
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identifier,
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isIdentifier,
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jsxIdentifier,
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logicalExpression,
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LOGICAL_OPERATORS,
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memberExpression,
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metaProperty,
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numericLiteral,
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objectExpression,
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restElement,
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returnStatement,
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sequenceExpression,
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spreadElement,
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stringLiteral,
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super: _super,
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thisExpression,
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toExpression,
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unaryExpression
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} = _t;
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function toComputedKey() {
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let key;
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if (this.isMemberExpression()) {
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key = this.node.property;
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} else if (this.isProperty() || this.isMethod()) {
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key = this.node.key;
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} else {
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throw new ReferenceError("todo");
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}
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if (!this.node.computed) {
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if (isIdentifier(key)) key = stringLiteral(key.name);
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}
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return key;
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}
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function ensureBlock() {
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const body = this.get("body");
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const bodyNode = body.node;
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if (Array.isArray(body)) {
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throw new Error("Can't convert array path to a block statement");
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}
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if (!bodyNode) {
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throw new Error("Can't convert node without a body");
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}
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if (body.isBlockStatement()) {
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return bodyNode;
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}
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const statements = [];
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let stringPath = "body";
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let key;
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let listKey;
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if (body.isStatement()) {
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listKey = "body";
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key = 0;
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statements.push(body.node);
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} else {
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stringPath += ".body.0";
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if (this.isFunction()) {
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key = "argument";
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statements.push(returnStatement(body.node));
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} else {
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key = "expression";
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statements.push(expressionStatement(body.node));
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}
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}
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this.node.body = blockStatement(statements);
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const parentPath = this.get(stringPath);
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body.setup(parentPath, listKey ? parentPath.node[listKey] : parentPath.node, listKey, key);
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return this.node;
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}
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function arrowFunctionToShadowed() {
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if (!this.isArrowFunctionExpression()) return;
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this.arrowFunctionToExpression();
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}
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function unwrapFunctionEnvironment() {
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if (!this.isArrowFunctionExpression() && !this.isFunctionExpression() && !this.isFunctionDeclaration()) {
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throw this.buildCodeFrameError("Can only unwrap the environment of a function.");
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}
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hoistFunctionEnvironment(this);
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}
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function arrowFunctionToExpression({
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allowInsertArrow = true,
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specCompliant = false,
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noNewArrows = !specCompliant
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} = {}) {
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if (!this.isArrowFunctionExpression()) {
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throw this.buildCodeFrameError("Cannot convert non-arrow function to a function expression.");
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}
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const {
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thisBinding,
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fnPath: fn
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} = hoistFunctionEnvironment(this, noNewArrows, allowInsertArrow);
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fn.ensureBlock();
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fn.node.type = "FunctionExpression";
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if (!noNewArrows) {
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const checkBinding = thisBinding ? null : fn.scope.generateUidIdentifier("arrowCheckId");
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if (checkBinding) {
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fn.parentPath.scope.push({
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id: checkBinding,
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init: objectExpression([])
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});
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}
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fn.get("body").unshiftContainer("body", expressionStatement(callExpression(this.hub.addHelper("newArrowCheck"), [thisExpression(), checkBinding ? identifier(checkBinding.name) : identifier(thisBinding)])));
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fn.replaceWith(callExpression(memberExpression((0, _helperFunctionName.default)(this, true) || fn.node, identifier("bind")), [checkBinding ? identifier(checkBinding.name) : thisExpression()]));
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}
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}
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const getSuperCallsVisitor = (0, _visitors.merge)([{
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CallExpression(child, {
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allSuperCalls
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}) {
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if (!child.get("callee").isSuper()) return;
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allSuperCalls.push(child);
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}
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}, _helperEnvironmentVisitor.default]);
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function hoistFunctionEnvironment(fnPath, noNewArrows = true, allowInsertArrow = true) {
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let arrowParent;
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let thisEnvFn = fnPath.findParent(p => {
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if (p.isArrowFunctionExpression()) {
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var _arrowParent;
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(_arrowParent = arrowParent) != null ? _arrowParent : arrowParent = p;
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return false;
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}
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return p.isFunction() || p.isProgram() || p.isClassProperty({
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static: false
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}) || p.isClassPrivateProperty({
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static: false
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});
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});
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const inConstructor = thisEnvFn.isClassMethod({
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kind: "constructor"
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});
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if (thisEnvFn.isClassProperty() || thisEnvFn.isClassPrivateProperty()) {
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if (arrowParent) {
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thisEnvFn = arrowParent;
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} else if (allowInsertArrow) {
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fnPath.replaceWith(callExpression(arrowFunctionExpression([], toExpression(fnPath.node)), []));
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thisEnvFn = fnPath.get("callee");
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fnPath = thisEnvFn.get("body");
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} else {
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throw fnPath.buildCodeFrameError("Unable to transform arrow inside class property");
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}
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}
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const {
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thisPaths,
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argumentsPaths,
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newTargetPaths,
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superProps,
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superCalls
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} = getScopeInformation(fnPath);
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if (inConstructor && superCalls.length > 0) {
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if (!allowInsertArrow) {
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throw superCalls[0].buildCodeFrameError("Unable to handle nested super() usage in arrow");
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}
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const allSuperCalls = [];
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thisEnvFn.traverse(getSuperCallsVisitor, {
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allSuperCalls
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});
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const superBinding = getSuperBinding(thisEnvFn);
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allSuperCalls.forEach(superCall => {
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const callee = identifier(superBinding);
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callee.loc = superCall.node.callee.loc;
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superCall.get("callee").replaceWith(callee);
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});
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}
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if (argumentsPaths.length > 0) {
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const argumentsBinding = getBinding(thisEnvFn, "arguments", () => {
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const args = () => identifier("arguments");
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if (thisEnvFn.scope.path.isProgram()) {
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return conditionalExpression(binaryExpression("===", unaryExpression("typeof", args()), stringLiteral("undefined")), thisEnvFn.scope.buildUndefinedNode(), args());
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} else {
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return args();
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}
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});
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argumentsPaths.forEach(argumentsChild => {
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const argsRef = identifier(argumentsBinding);
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argsRef.loc = argumentsChild.node.loc;
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argumentsChild.replaceWith(argsRef);
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});
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}
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if (newTargetPaths.length > 0) {
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const newTargetBinding = getBinding(thisEnvFn, "newtarget", () => metaProperty(identifier("new"), identifier("target")));
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newTargetPaths.forEach(targetChild => {
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const targetRef = identifier(newTargetBinding);
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targetRef.loc = targetChild.node.loc;
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targetChild.replaceWith(targetRef);
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});
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}
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if (superProps.length > 0) {
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if (!allowInsertArrow) {
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throw superProps[0].buildCodeFrameError("Unable to handle nested super.prop usage");
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}
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const flatSuperProps = superProps.reduce((acc, superProp) => acc.concat(standardizeSuperProperty(superProp)), []);
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flatSuperProps.forEach(superProp => {
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const key = superProp.node.computed ? "" : superProp.get("property").node.name;
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const isAssignment = superProp.parentPath.isAssignmentExpression({
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left: superProp.node
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});
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const isCall = superProp.parentPath.isCallExpression({
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callee: superProp.node
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});
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const superBinding = getSuperPropBinding(thisEnvFn, isAssignment, key);
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const args = [];
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if (superProp.node.computed) {
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args.push(superProp.get("property").node);
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}
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if (isAssignment) {
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const value = superProp.parentPath.node.right;
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args.push(value);
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}
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const call = callExpression(identifier(superBinding), args);
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if (isCall) {
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superProp.parentPath.unshiftContainer("arguments", thisExpression());
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superProp.replaceWith(memberExpression(call, identifier("call")));
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thisPaths.push(superProp.parentPath.get("arguments.0"));
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} else if (isAssignment) {
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superProp.parentPath.replaceWith(call);
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} else {
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superProp.replaceWith(call);
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}
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});
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}
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let thisBinding;
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if (thisPaths.length > 0 || !noNewArrows) {
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thisBinding = getThisBinding(thisEnvFn, inConstructor);
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if (noNewArrows || inConstructor && hasSuperClass(thisEnvFn)) {
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thisPaths.forEach(thisChild => {
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const thisRef = thisChild.isJSX() ? jsxIdentifier(thisBinding) : identifier(thisBinding);
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thisRef.loc = thisChild.node.loc;
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thisChild.replaceWith(thisRef);
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});
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if (!noNewArrows) thisBinding = null;
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}
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}
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return {
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thisBinding,
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fnPath
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};
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}
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function isLogicalOp(op) {
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return LOGICAL_OPERATORS.includes(op);
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}
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function standardizeSuperProperty(superProp) {
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if (superProp.parentPath.isAssignmentExpression() && superProp.parentPath.node.operator !== "=") {
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const assignmentPath = superProp.parentPath;
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const op = assignmentPath.node.operator.slice(0, -1);
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const value = assignmentPath.node.right;
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const isLogicalAssignment = isLogicalOp(op);
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if (superProp.node.computed) {
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const tmp = superProp.scope.generateDeclaredUidIdentifier("tmp");
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const object = superProp.node.object;
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const property = superProp.node.property;
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assignmentPath.get("left").replaceWith(memberExpression(object, assignmentExpression("=", tmp, property), true));
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assignmentPath.get("right").replaceWith(rightExpression(isLogicalAssignment ? "=" : op, memberExpression(object, identifier(tmp.name), true), value));
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} else {
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const object = superProp.node.object;
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const property = superProp.node.property;
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assignmentPath.get("left").replaceWith(memberExpression(object, property));
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assignmentPath.get("right").replaceWith(rightExpression(isLogicalAssignment ? "=" : op, memberExpression(object, identifier(property.name)), value));
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}
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if (isLogicalAssignment) {
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assignmentPath.replaceWith(logicalExpression(op, assignmentPath.node.left, assignmentPath.node.right));
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} else {
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assignmentPath.node.operator = "=";
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}
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return [assignmentPath.get("left"), assignmentPath.get("right").get("left")];
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} else if (superProp.parentPath.isUpdateExpression()) {
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const updateExpr = superProp.parentPath;
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const tmp = superProp.scope.generateDeclaredUidIdentifier("tmp");
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const computedKey = superProp.node.computed ? superProp.scope.generateDeclaredUidIdentifier("prop") : null;
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const parts = [assignmentExpression("=", tmp, memberExpression(superProp.node.object, computedKey ? assignmentExpression("=", computedKey, superProp.node.property) : superProp.node.property, superProp.node.computed)), assignmentExpression("=", memberExpression(superProp.node.object, computedKey ? identifier(computedKey.name) : superProp.node.property, superProp.node.computed), binaryExpression(superProp.parentPath.node.operator[0], identifier(tmp.name), numericLiteral(1)))];
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if (!superProp.parentPath.node.prefix) {
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parts.push(identifier(tmp.name));
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}
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updateExpr.replaceWith(sequenceExpression(parts));
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const left = updateExpr.get("expressions.0.right");
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const right = updateExpr.get("expressions.1.left");
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return [left, right];
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}
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return [superProp];
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function rightExpression(op, left, right) {
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if (op === "=") {
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return assignmentExpression("=", left, right);
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} else {
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return binaryExpression(op, left, right);
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}
|
||||
}
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}
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|
||||
function hasSuperClass(thisEnvFn) {
|
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return thisEnvFn.isClassMethod() && !!thisEnvFn.parentPath.parentPath.node.superClass;
|
||||
}
|
||||
|
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const assignSuperThisVisitor = (0, _visitors.merge)([{
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CallExpression(child, {
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supers,
|
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thisBinding
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}) {
|
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if (!child.get("callee").isSuper()) return;
|
||||
if (supers.has(child.node)) return;
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supers.add(child.node);
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child.replaceWithMultiple([child.node, assignmentExpression("=", identifier(thisBinding), identifier("this"))]);
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}
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}, _helperEnvironmentVisitor.default]);
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|
||||
function getThisBinding(thisEnvFn, inConstructor) {
|
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return getBinding(thisEnvFn, "this", thisBinding => {
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if (!inConstructor || !hasSuperClass(thisEnvFn)) return thisExpression();
|
||||
thisEnvFn.traverse(assignSuperThisVisitor, {
|
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supers: new WeakSet(),
|
||||
thisBinding
|
||||
});
|
||||
});
|
||||
}
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||||
|
||||
function getSuperBinding(thisEnvFn) {
|
||||
return getBinding(thisEnvFn, "supercall", () => {
|
||||
const argsBinding = thisEnvFn.scope.generateUidIdentifier("args");
|
||||
return arrowFunctionExpression([restElement(argsBinding)], callExpression(_super(), [spreadElement(identifier(argsBinding.name))]));
|
||||
});
|
||||
}
|
||||
|
||||
function getSuperPropBinding(thisEnvFn, isAssignment, propName) {
|
||||
const op = isAssignment ? "set" : "get";
|
||||
return getBinding(thisEnvFn, `superprop_${op}:${propName || ""}`, () => {
|
||||
const argsList = [];
|
||||
let fnBody;
|
||||
|
||||
if (propName) {
|
||||
fnBody = memberExpression(_super(), identifier(propName));
|
||||
} else {
|
||||
const method = thisEnvFn.scope.generateUidIdentifier("prop");
|
||||
argsList.unshift(method);
|
||||
fnBody = memberExpression(_super(), identifier(method.name), true);
|
||||
}
|
||||
|
||||
if (isAssignment) {
|
||||
const valueIdent = thisEnvFn.scope.generateUidIdentifier("value");
|
||||
argsList.push(valueIdent);
|
||||
fnBody = assignmentExpression("=", fnBody, identifier(valueIdent.name));
|
||||
}
|
||||
|
||||
return arrowFunctionExpression(argsList, fnBody);
|
||||
});
|
||||
}
|
||||
|
||||
function getBinding(thisEnvFn, key, init) {
|
||||
const cacheKey = "binding:" + key;
|
||||
let data = thisEnvFn.getData(cacheKey);
|
||||
|
||||
if (!data) {
|
||||
const id = thisEnvFn.scope.generateUidIdentifier(key);
|
||||
data = id.name;
|
||||
thisEnvFn.setData(cacheKey, data);
|
||||
thisEnvFn.scope.push({
|
||||
id: id,
|
||||
init: init(data)
|
||||
});
|
||||
}
|
||||
|
||||
return data;
|
||||
}
|
||||
|
||||
const getScopeInformationVisitor = (0, _visitors.merge)([{
|
||||
ThisExpression(child, {
|
||||
thisPaths
|
||||
}) {
|
||||
thisPaths.push(child);
|
||||
},
|
||||
|
||||
JSXIdentifier(child, {
|
||||
thisPaths
|
||||
}) {
|
||||
if (child.node.name !== "this") return;
|
||||
|
||||
if (!child.parentPath.isJSXMemberExpression({
|
||||
object: child.node
|
||||
}) && !child.parentPath.isJSXOpeningElement({
|
||||
name: child.node
|
||||
})) {
|
||||
return;
|
||||
}
|
||||
|
||||
thisPaths.push(child);
|
||||
},
|
||||
|
||||
CallExpression(child, {
|
||||
superCalls
|
||||
}) {
|
||||
if (child.get("callee").isSuper()) superCalls.push(child);
|
||||
},
|
||||
|
||||
MemberExpression(child, {
|
||||
superProps
|
||||
}) {
|
||||
if (child.get("object").isSuper()) superProps.push(child);
|
||||
},
|
||||
|
||||
Identifier(child, {
|
||||
argumentsPaths
|
||||
}) {
|
||||
if (!child.isReferencedIdentifier({
|
||||
name: "arguments"
|
||||
})) return;
|
||||
let curr = child.scope;
|
||||
|
||||
do {
|
||||
if (curr.hasOwnBinding("arguments")) {
|
||||
curr.rename("arguments");
|
||||
return;
|
||||
}
|
||||
|
||||
if (curr.path.isFunction() && !curr.path.isArrowFunctionExpression()) {
|
||||
break;
|
||||
}
|
||||
} while (curr = curr.parent);
|
||||
|
||||
argumentsPaths.push(child);
|
||||
},
|
||||
|
||||
MetaProperty(child, {
|
||||
newTargetPaths
|
||||
}) {
|
||||
if (!child.get("meta").isIdentifier({
|
||||
name: "new"
|
||||
})) return;
|
||||
if (!child.get("property").isIdentifier({
|
||||
name: "target"
|
||||
})) return;
|
||||
newTargetPaths.push(child);
|
||||
}
|
||||
|
||||
}, _helperEnvironmentVisitor.default]);
|
||||
|
||||
function getScopeInformation(fnPath) {
|
||||
const thisPaths = [];
|
||||
const argumentsPaths = [];
|
||||
const newTargetPaths = [];
|
||||
const superProps = [];
|
||||
const superCalls = [];
|
||||
fnPath.traverse(getScopeInformationVisitor, {
|
||||
thisPaths,
|
||||
argumentsPaths,
|
||||
newTargetPaths,
|
||||
superProps,
|
||||
superCalls
|
||||
});
|
||||
return {
|
||||
thisPaths,
|
||||
argumentsPaths,
|
||||
newTargetPaths,
|
||||
superProps,
|
||||
superCalls
|
||||
};
|
||||
}
|
||||
Reference in New Issue
Block a user