astx/cjs/compileMatcher/GenericTypeAnnotation.js

super powerful structural search and replace for JavaScript and TypeScript to automate your refactoring

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = compileGenericTypeAnnotationMatcher;

var _types = require("../types");

var _Placeholder = _interopRequireDefault(require("./Placeholder"));

var _SpecialMatcher = _interopRequireDefault(require("./SpecialMatcher"));

function compileGenericTypeAnnotationMatcher(path, compileOptions) {
  var _path$value = path.value,
      id = _path$value.id,
      typeParameters = _path$value.typeParameters;
  var n = compileOptions.backend.t.namedTypes;

  if (n.Identifier.check(id)) {
    if (typeParameters == null) {
      var placeholderMatcher = (0, _Placeholder["default"])(path, id.name, compileOptions, {
        nodeType: 'FlowType'
      });
      if (placeholderMatcher) return placeholderMatcher;
    } else {
      var typeParametersPath = path.get('typeParameters');

      if ((0, _types.pathIs)(typeParametersPath, n.TypeParameterInstantiation)) {
        var special = (0, _SpecialMatcher["default"])(path, id.name, typeParametersPath.get('params'), compileOptions);
        if (special) return special;
      }
    }
  }
}