NameManager.js•927 B
"use strict";Object.defineProperty(exports, "__esModule", {value: true}); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var _getIdentifierNames = require('./util/getIdentifierNames'); var _getIdentifierNames2 = _interopRequireDefault(_getIdentifierNames);
class NameManager {
__init() {this.usedNames = new Set()}
constructor(code, tokens) {;NameManager.prototype.__init.call(this);
this.usedNames = new Set(_getIdentifierNames2.default.call(void 0, code, tokens));
}
claimFreeName(name) {
const newName = this.findFreeName(name);
this.usedNames.add(newName);
return newName;
}
findFreeName(name) {
if (!this.usedNames.has(name)) {
return name;
}
let suffixNum = 2;
while (this.usedNames.has(name + String(suffixNum))) {
suffixNum++;
}
return name + String(suffixNum);
}
} exports.default = NameManager;