import { entityKind } from "../entity.js";
function unique(name) {
  return new UniqueOnConstraintBuilder(name);
}
class UniqueConstraintBuilder {
  constructor(columns, name) {
    this.name = name;
    this.columns = columns;
  }
  static [entityKind] = "MsSqlUniqueConstraintBuilder";
  /** @internal */
  columns;
  /** @internal */
  build(table) {
    return new UniqueConstraint(table, this.columns, this.name);
  }
}
class UniqueOnConstraintBuilder {
  static [entityKind] = "MsSqlUniqueOnConstraintBuilder";
  /** @internal */
  name;
  constructor(name) {
    this.name = name;
  }
  on(...columns) {
    return new UniqueConstraintBuilder(columns, this.name);
  }
}
class UniqueConstraint {
  constructor(table, columns, name) {
    this.table = table;
    this.columns = columns;
    this.name = name;
  }
  static [entityKind] = "MsSqlUniqueConstraint";
  columns;
  name;
  nullsNotDistinct = false;
  getName() {
    return this.name;
  }
}
export {
  UniqueConstraint,
  UniqueConstraintBuilder,
  UniqueOnConstraintBuilder,
  unique
};
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