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126 lines
4.0 KiB
126 lines
4.0 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.getTypeAnnotation = getTypeAnnotation;
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exports._getTypeAnnotation = _getTypeAnnotation;
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exports.isBaseType = isBaseType;
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exports.couldBeBaseType = couldBeBaseType;
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exports.baseTypeStrictlyMatches = baseTypeStrictlyMatches;
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exports.isGenericType = isGenericType;
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var inferers = _interopRequireWildcard(require("./inferers"));
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var t = _interopRequireWildcard(require("@babel/types"));
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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 getTypeAnnotation() {
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if (this.typeAnnotation) return this.typeAnnotation;
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let type = this._getTypeAnnotation() || t.anyTypeAnnotation();
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if (t.isTypeAnnotation(type)) type = type.typeAnnotation;
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return this.typeAnnotation = type;
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}
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function _getTypeAnnotation() {
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const node = this.node;
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if (!node) {
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if (this.key === "init" && this.parentPath.isVariableDeclarator()) {
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const declar = this.parentPath.parentPath;
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const declarParent = declar.parentPath;
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if (declar.key === "left" && declarParent.isForInStatement()) {
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return t.stringTypeAnnotation();
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}
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if (declar.key === "left" && declarParent.isForOfStatement()) {
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return t.anyTypeAnnotation();
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}
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return t.voidTypeAnnotation();
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} else {
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return;
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}
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}
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if (node.typeAnnotation) {
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return node.typeAnnotation;
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}
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let inferer = inferers[node.type];
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if (inferer) {
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return inferer.call(this, node);
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}
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inferer = inferers[this.parentPath.type];
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if (inferer && inferer.validParent) {
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return this.parentPath.getTypeAnnotation();
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}
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}
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function isBaseType(baseName, soft) {
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return _isBaseType(baseName, this.getTypeAnnotation(), soft);
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}
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function _isBaseType(baseName, type, soft) {
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if (baseName === "string") {
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return t.isStringTypeAnnotation(type);
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} else if (baseName === "number") {
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return t.isNumberTypeAnnotation(type);
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} else if (baseName === "boolean") {
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return t.isBooleanTypeAnnotation(type);
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} else if (baseName === "any") {
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return t.isAnyTypeAnnotation(type);
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} else if (baseName === "mixed") {
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return t.isMixedTypeAnnotation(type);
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} else if (baseName === "empty") {
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return t.isEmptyTypeAnnotation(type);
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} else if (baseName === "void") {
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return t.isVoidTypeAnnotation(type);
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} else {
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if (soft) {
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return false;
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} else {
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throw new Error(`Unknown base type ${baseName}`);
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}
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}
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}
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function couldBeBaseType(name) {
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const type = this.getTypeAnnotation();
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if (t.isAnyTypeAnnotation(type)) return true;
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if (t.isUnionTypeAnnotation(type)) {
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for (const type2 of type.types) {
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if (t.isAnyTypeAnnotation(type2) || _isBaseType(name, type2, true)) {
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return true;
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}
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}
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return false;
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} else {
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return _isBaseType(name, type, true);
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}
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}
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function baseTypeStrictlyMatches(right) {
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const left = this.getTypeAnnotation();
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right = right.getTypeAnnotation();
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if (!t.isAnyTypeAnnotation(left) && t.isFlowBaseAnnotation(left)) {
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return right.type === left.type;
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}
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}
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function isGenericType(genericName) {
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const type = this.getTypeAnnotation();
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return t.isGenericTypeAnnotation(type) && t.isIdentifier(type.id, {
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name: genericName
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});
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}
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