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221 lines
6.9 KiB
221 lines
6.9 KiB
"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.VariableDeclarator = VariableDeclarator;
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exports.TypeCastExpression = TypeCastExpression;
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exports.NewExpression = NewExpression;
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exports.TemplateLiteral = TemplateLiteral;
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exports.UnaryExpression = UnaryExpression;
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exports.BinaryExpression = BinaryExpression;
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exports.LogicalExpression = LogicalExpression;
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exports.ConditionalExpression = ConditionalExpression;
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exports.SequenceExpression = SequenceExpression;
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exports.ParenthesizedExpression = ParenthesizedExpression;
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exports.AssignmentExpression = AssignmentExpression;
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exports.UpdateExpression = UpdateExpression;
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exports.StringLiteral = StringLiteral;
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exports.NumericLiteral = NumericLiteral;
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exports.BooleanLiteral = BooleanLiteral;
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exports.NullLiteral = NullLiteral;
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exports.RegExpLiteral = RegExpLiteral;
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exports.ObjectExpression = ObjectExpression;
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exports.ArrayExpression = ArrayExpression;
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exports.RestElement = RestElement;
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exports.ClassDeclaration = exports.ClassExpression = exports.FunctionDeclaration = exports.ArrowFunctionExpression = exports.FunctionExpression = Func;
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exports.CallExpression = CallExpression;
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exports.TaggedTemplateExpression = TaggedTemplateExpression;
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Object.defineProperty(exports, "Identifier", {
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enumerable: true,
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get: function () {
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return _infererReference.default;
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}
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});
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var t = _interopRequireWildcard(require("@babel/types"));
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var _infererReference = _interopRequireDefault(require("./inferer-reference"));
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function _getRequireWildcardCache() { if (typeof WeakMap !== "function") return null; var cache = new WeakMap(); _getRequireWildcardCache = function () { return cache; }; return cache; }
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function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; 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; }
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function VariableDeclarator() {
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const id = this.get("id");
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if (!id.isIdentifier()) return;
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const init = this.get("init");
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let type = init.getTypeAnnotation();
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if (type && type.type === "AnyTypeAnnotation") {
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if (init.isCallExpression() && init.get("callee").isIdentifier({
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name: "Array"
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}) && !init.scope.hasBinding("Array", true)) {
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type = ArrayExpression();
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}
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}
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return type;
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}
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function TypeCastExpression(node) {
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return node.typeAnnotation;
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}
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TypeCastExpression.validParent = true;
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function NewExpression(node) {
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if (this.get("callee").isIdentifier()) {
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return t.genericTypeAnnotation(node.callee);
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}
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}
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function TemplateLiteral() {
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return t.stringTypeAnnotation();
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}
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function UnaryExpression(node) {
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const operator = node.operator;
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if (operator === "void") {
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return t.voidTypeAnnotation();
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} else if (t.NUMBER_UNARY_OPERATORS.indexOf(operator) >= 0) {
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return t.numberTypeAnnotation();
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} else if (t.STRING_UNARY_OPERATORS.indexOf(operator) >= 0) {
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return t.stringTypeAnnotation();
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} else if (t.BOOLEAN_UNARY_OPERATORS.indexOf(operator) >= 0) {
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return t.booleanTypeAnnotation();
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}
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}
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function BinaryExpression(node) {
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const operator = node.operator;
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if (t.NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
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return t.numberTypeAnnotation();
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} else if (t.BOOLEAN_BINARY_OPERATORS.indexOf(operator) >= 0) {
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return t.booleanTypeAnnotation();
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} else if (operator === "+") {
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const right = this.get("right");
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const left = this.get("left");
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if (left.isBaseType("number") && right.isBaseType("number")) {
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return t.numberTypeAnnotation();
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} else if (left.isBaseType("string") || right.isBaseType("string")) {
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return t.stringTypeAnnotation();
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}
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return t.unionTypeAnnotation([t.stringTypeAnnotation(), t.numberTypeAnnotation()]);
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}
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}
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function LogicalExpression() {
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return t.createUnionTypeAnnotation([this.get("left").getTypeAnnotation(), this.get("right").getTypeAnnotation()]);
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}
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function ConditionalExpression() {
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return t.createUnionTypeAnnotation([this.get("consequent").getTypeAnnotation(), this.get("alternate").getTypeAnnotation()]);
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}
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function SequenceExpression() {
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return this.get("expressions").pop().getTypeAnnotation();
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}
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function ParenthesizedExpression() {
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return this.get("expression").getTypeAnnotation();
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}
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function AssignmentExpression() {
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return this.get("right").getTypeAnnotation();
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}
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function UpdateExpression(node) {
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const operator = node.operator;
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if (operator === "++" || operator === "--") {
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return t.numberTypeAnnotation();
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}
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}
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function StringLiteral() {
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return t.stringTypeAnnotation();
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}
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function NumericLiteral() {
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return t.numberTypeAnnotation();
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}
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function BooleanLiteral() {
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return t.booleanTypeAnnotation();
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}
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function NullLiteral() {
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return t.nullLiteralTypeAnnotation();
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}
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function RegExpLiteral() {
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return t.genericTypeAnnotation(t.identifier("RegExp"));
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}
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function ObjectExpression() {
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return t.genericTypeAnnotation(t.identifier("Object"));
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}
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function ArrayExpression() {
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return t.genericTypeAnnotation(t.identifier("Array"));
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}
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function RestElement() {
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return ArrayExpression();
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}
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RestElement.validParent = true;
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function Func() {
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return t.genericTypeAnnotation(t.identifier("Function"));
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}
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const isArrayFrom = t.buildMatchMemberExpression("Array.from");
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const isObjectKeys = t.buildMatchMemberExpression("Object.keys");
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const isObjectValues = t.buildMatchMemberExpression("Object.values");
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const isObjectEntries = t.buildMatchMemberExpression("Object.entries");
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function CallExpression() {
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const {
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callee
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} = this.node;
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if (isObjectKeys(callee)) {
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return t.arrayTypeAnnotation(t.stringTypeAnnotation());
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} else if (isArrayFrom(callee) || isObjectValues(callee)) {
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return t.arrayTypeAnnotation(t.anyTypeAnnotation());
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} else if (isObjectEntries(callee)) {
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return t.arrayTypeAnnotation(t.tupleTypeAnnotation([t.stringTypeAnnotation(), t.anyTypeAnnotation()]));
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}
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return resolveCall(this.get("callee"));
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}
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function TaggedTemplateExpression() {
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return resolveCall(this.get("tag"));
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}
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function resolveCall(callee) {
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callee = callee.resolve();
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if (callee.isFunction()) {
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if (callee.is("async")) {
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if (callee.is("generator")) {
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return t.genericTypeAnnotation(t.identifier("AsyncIterator"));
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} else {
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return t.genericTypeAnnotation(t.identifier("Promise"));
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}
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} else {
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if (callee.node.returnType) {
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return callee.node.returnType;
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} else {}
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}
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}
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}
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