v7

node_modules/@babel/traverse/lib/path/inference/index.js

@@ -0,0 +1,134 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.getTypeAnnotation = getTypeAnnotation;
+exports._getTypeAnnotation = _getTypeAnnotation;
+exports.isBaseType = isBaseType;
+exports.couldBeBaseType = couldBeBaseType;
+exports.baseTypeStrictlyMatches = baseTypeStrictlyMatches;
+exports.isGenericType = isGenericType;
+
+var inferers = _interopRequireWildcard(require("./inferers"));
+
+function t() {
+  const data = _interopRequireWildcard(require("@babel/types"));
+
+  t = function () {
+    return data;
+  };
+
+  return data;
+}
+
+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 getTypeAnnotation() {
+  if (this.typeAnnotation) return this.typeAnnotation;
+  let type = this._getTypeAnnotation() || t().anyTypeAnnotation();
+  if (t().isTypeAnnotation(type)) type = type.typeAnnotation;
+  return this.typeAnnotation = type;
+}
+
+function _getTypeAnnotation() {
+  const node = this.node;
+
+  if (!node) {
+    if (this.key === "init" && this.parentPath.isVariableDeclarator()) {
+      const declar = this.parentPath.parentPath;
+      const declarParent = declar.parentPath;
+
+      if (declar.key === "left" && declarParent.isForInStatement()) {
+        return t().stringTypeAnnotation();
+      }
+
+      if (declar.key === "left" && declarParent.isForOfStatement()) {
+        return t().anyTypeAnnotation();
+      }
+
+      return t().voidTypeAnnotation();
+    } else {
+      return;
+    }
+  }
+
+  if (node.typeAnnotation) {
+    return node.typeAnnotation;
+  }
+
+  let inferer = inferers[node.type];
+
+  if (inferer) {
+    return inferer.call(this, node);
+  }
+
+  inferer = inferers[this.parentPath.type];
+
+  if (inferer && inferer.validParent) {
+    return this.parentPath.getTypeAnnotation();
+  }
+}
+
+function isBaseType(baseName, soft) {
+  return _isBaseType(baseName, this.getTypeAnnotation(), soft);
+}
+
+function _isBaseType(baseName, type, soft) {
+  if (baseName === "string") {
+    return t().isStringTypeAnnotation(type);
+  } else if (baseName === "number") {
+    return t().isNumberTypeAnnotation(type);
+  } else if (baseName === "boolean") {
+    return t().isBooleanTypeAnnotation(type);
+  } else if (baseName === "any") {
+    return t().isAnyTypeAnnotation(type);
+  } else if (baseName === "mixed") {
+    return t().isMixedTypeAnnotation(type);
+  } else if (baseName === "empty") {
+    return t().isEmptyTypeAnnotation(type);
+  } else if (baseName === "void") {
+    return t().isVoidTypeAnnotation(type);
+  } else {
+    if (soft) {
+      return false;
+    } else {
+      throw new Error(`Unknown base type ${baseName}`);
+    }
+  }
+}
+
+function couldBeBaseType(name) {
+  const type = this.getTypeAnnotation();
+  if (t().isAnyTypeAnnotation(type)) return true;
+
+  if (t().isUnionTypeAnnotation(type)) {
+    for (const type2 of type.types) {
+      if (t().isAnyTypeAnnotation(type2) || _isBaseType(name, type2, true)) {
+        return true;
+      }
+    }
+
+    return false;
+  } else {
+    return _isBaseType(name, type, true);
+  }
+}
+
+function baseTypeStrictlyMatches(right) {
+  const left = this.getTypeAnnotation();
+  right = right.getTypeAnnotation();
+
+  if (!t().isAnyTypeAnnotation(left) && t().isFlowBaseAnnotation(left)) {
+    return right.type === left.type;
+  }
+}
+
+function isGenericType(genericName) {
+  const type = this.getTypeAnnotation();
+  return t().isGenericTypeAnnotation(type) && t().isIdentifier(type.id, {
+    name: genericName
+  });
+}