207 lines
6.5 KiB
JavaScript
Executable file
207 lines
6.5 KiB
JavaScript
Executable file
"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.ArrayExpression = ArrayExpression;
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exports.AssignmentExpression = AssignmentExpression;
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exports.BinaryExpression = BinaryExpression;
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exports.BooleanLiteral = BooleanLiteral;
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exports.CallExpression = CallExpression;
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exports.ConditionalExpression = ConditionalExpression;
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exports.ClassDeclaration = exports.ClassExpression = exports.FunctionDeclaration = exports.ArrowFunctionExpression = exports.FunctionExpression = Func;
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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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exports.LogicalExpression = LogicalExpression;
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exports.NewExpression = NewExpression;
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exports.NullLiteral = NullLiteral;
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exports.NumericLiteral = NumericLiteral;
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exports.ObjectExpression = ObjectExpression;
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exports.ParenthesizedExpression = ParenthesizedExpression;
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exports.RegExpLiteral = RegExpLiteral;
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exports.RestElement = RestElement;
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exports.SequenceExpression = SequenceExpression;
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exports.StringLiteral = StringLiteral;
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exports.TSAsExpression = TSAsExpression;
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exports.TSNonNullExpression = TSNonNullExpression;
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exports.TaggedTemplateExpression = TaggedTemplateExpression;
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exports.TemplateLiteral = TemplateLiteral;
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exports.TypeCastExpression = TypeCastExpression;
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exports.UnaryExpression = UnaryExpression;
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exports.UpdateExpression = UpdateExpression;
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exports.VariableDeclarator = VariableDeclarator;
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var _t = require("@babel/types");
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var _infererReference = require("./inferer-reference.js");
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var _util = require("./util.js");
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const {
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BOOLEAN_BINARY_OPERATORS,
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BOOLEAN_UNARY_OPERATORS,
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NUMBER_BINARY_OPERATORS,
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NUMBER_UNARY_OPERATORS,
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STRING_UNARY_OPERATORS,
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anyTypeAnnotation,
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arrayTypeAnnotation,
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booleanTypeAnnotation,
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buildMatchMemberExpression,
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genericTypeAnnotation,
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identifier,
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nullLiteralTypeAnnotation,
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numberTypeAnnotation,
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stringTypeAnnotation,
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tupleTypeAnnotation,
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unionTypeAnnotation,
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voidTypeAnnotation,
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isIdentifier
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} = _t;
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function VariableDeclarator() {
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if (!this.get("id").isIdentifier()) return;
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return this.get("init").getTypeAnnotation();
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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 TSAsExpression(node) {
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return node.typeAnnotation;
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}
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TSAsExpression.validParent = true;
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function TSNonNullExpression() {
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return this.get("expression").getTypeAnnotation();
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}
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function NewExpression(node) {
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if (node.callee.type === "Identifier") {
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return genericTypeAnnotation(node.callee);
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}
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}
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function TemplateLiteral() {
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return 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 voidTypeAnnotation();
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} else if (NUMBER_UNARY_OPERATORS.indexOf(operator) >= 0) {
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return numberTypeAnnotation();
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} else if (STRING_UNARY_OPERATORS.indexOf(operator) >= 0) {
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return stringTypeAnnotation();
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} else if (BOOLEAN_UNARY_OPERATORS.indexOf(operator) >= 0) {
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return 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 (NUMBER_BINARY_OPERATORS.indexOf(operator) >= 0) {
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return numberTypeAnnotation();
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} else if (BOOLEAN_BINARY_OPERATORS.indexOf(operator) >= 0) {
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return 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 numberTypeAnnotation();
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} else if (left.isBaseType("string") || right.isBaseType("string")) {
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return stringTypeAnnotation();
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}
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return unionTypeAnnotation([stringTypeAnnotation(), numberTypeAnnotation()]);
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}
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}
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function LogicalExpression() {
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const argumentTypes = [this.get("left").getTypeAnnotation(), this.get("right").getTypeAnnotation()];
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return (0, _util.createUnionType)(argumentTypes);
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}
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function ConditionalExpression() {
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const argumentTypes = [this.get("consequent").getTypeAnnotation(), this.get("alternate").getTypeAnnotation()];
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return (0, _util.createUnionType)(argumentTypes);
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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 numberTypeAnnotation();
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}
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}
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function StringLiteral() {
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return stringTypeAnnotation();
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}
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function NumericLiteral() {
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return numberTypeAnnotation();
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}
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function BooleanLiteral() {
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return booleanTypeAnnotation();
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}
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function NullLiteral() {
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return nullLiteralTypeAnnotation();
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}
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function RegExpLiteral() {
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return genericTypeAnnotation(identifier("RegExp"));
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}
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function ObjectExpression() {
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return genericTypeAnnotation(identifier("Object"));
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}
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function ArrayExpression() {
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return genericTypeAnnotation(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 genericTypeAnnotation(identifier("Function"));
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}
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const isArrayFrom = buildMatchMemberExpression("Array.from");
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const isObjectKeys = buildMatchMemberExpression("Object.keys");
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const isObjectValues = buildMatchMemberExpression("Object.values");
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const isObjectEntries = 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 arrayTypeAnnotation(stringTypeAnnotation());
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} else if (isArrayFrom(callee) || isObjectValues(callee) || isIdentifier(callee, {
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name: "Array"
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})) {
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return arrayTypeAnnotation(anyTypeAnnotation());
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} else if (isObjectEntries(callee)) {
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return arrayTypeAnnotation(tupleTypeAnnotation([stringTypeAnnotation(), 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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const {
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node
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} = callee;
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if (node.async) {
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if (node.generator) {
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return genericTypeAnnotation(identifier("AsyncIterator"));
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} else {
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return genericTypeAnnotation(identifier("Promise"));
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}
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} else {
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if (node.generator) {
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return genericTypeAnnotation(identifier("Iterator"));
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} else 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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//# sourceMappingURL=inferers.js.map
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