text: "use strict";
  var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
      if (k2 === undefined) k2 = k;
      Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
  }) : (function(o, m, k, k2) {
      if (k2 === undefined) k2 = k;
      o[k2] = m[k];
  }));
  var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
      Object.defineProperty(o, "default", { enumerable: true, value: v });
  }) : function(o, v) {
      o["default"] = v;
  });
  var __importStar = (this && this.__importStar) || function (mod) {
      if (mod && mod.__esModule) return mod;
      var result = {};
      if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
      __setModuleDefault(result, mod);
      return result;
  };
  Object.defineProperty(exports, "__esModule", { value: true });
  const utils_1 = require("@typescript-eslint/utils");
  const semver = __importStar(require("semver"));
  const ts = __importStar(require("typescript"));
  const util = __importStar(require("../util"));
  const is3dot5 = semver.satisfies(ts.version, `>= 3.5.0 || >= 3.5.1-rc || >= 3.5.0-beta`, {
      includePrerelease: true,
  });
  const is3dot9 = is3dot5 &&
      semver.satisfies(ts.version, `>= 3.9.0 || >= 3.9.1-rc || >= 3.9.0-beta`, {
          includePrerelease: true,
      });
  exports.default = util.createRule({
      name: 'no-unnecessary-type-constraint',
      meta: {
          docs: {
              description: 'Disallows unnecessary constraints on generic types',
              recommended: 'error',
              suggestion: true,
          },
          fixable: 'code',
          messages: {
              unnecessaryConstraint: 'Constraining the generic type `{{name}}` to `{{constraint}}` does nothing and is unnecessary.',
          },
          schema: [],
          type: 'suggestion',
      },
      defaultOptions: [],
      create(context) {
          if (!is3dot5) {
              return {};
          }
          // In theory, we could use the type checker for more advanced constraint types...
          // ...but in practice, these types are rare, and likely not worth requiring type info.
          // https://github.com/typescript-eslint/typescript-eslint/pull/2516#discussion_r495731858
          const unnecessaryConstraints = is3dot9
              ? new Map([
                  [utils_1.AST_NODE_TYPES.TSAnyKeyword, 'any'],
                  [utils_1.AST_NODE_TYPES.TSUnknownKeyword, 'unknown'],
              ])
              : new Map([[utils_1.AST_NODE_TYPES.TSUnknownKeyword, 'unknown']]);
          const inJsx = context.getFilename().toLowerCase().endsWith('tsx');
          const checkNode = (node, inArrowFunction) => {
              const constraint = unnecessaryConstraints.get(node.constraint.type);
              if (constraint) {
                  context.report({
                      data: {
                          constraint,
                          name: node.name.name,
                      },
                      fix(fixer) {
                          return fixer.replaceTextRange([node.name.range[1], node.constraint.range[1]], inArrowFunction && inJsx ? ',' : '');
                      },
                      messageId: 'unnecessaryConstraint',
                      node,
                  });
              }
          };
          return {
              ':not(ArrowFunctionExpression) > TSTypeParameterDeclaration > TSTypeParameter[constraint]'(node) {
                  checkNode(node, false);
              },
              'ArrowFunctionExpression > TSTypeParameterDeclaration > TSTypeParameter[constraint]'(node) {
                  checkNode(node, true);
              },
          };
      },
  });
  //# sourceMappingURL=no-unnecessary-type-constraint.js.map