////
/// (c) hidoo | MIT License
/// @group list feature
////

@use "sass:list";
@use "sass:meta";
@use "../meta" as _meta;

/// concatenate list as string
/// @param {List} $list - list
/// @param {String} $separator [","] - separator
/// @return {String} concatenated list
///
/// @example scss - scss inputs
///   .selector {
///     content: function.list-concat-as-string(("hoge", "fuga", "piyo"), ":");
///   }
///
/// @example css - css outputs
///   .selector {
///     content: hoge:fuga:piyo;
///   }
///
@function concat-as-string($list: (), $separator: ",") {
  @if meta.type-of($list) != "list" {
    @error "@function function.list-concat-as-string: Argument $list must be list.";
  }

  @if _meta.is-empty($list) {
    @return "";
  }

  $result: "";

  @each $item in $list {
    @if $result == "" {
      $result: "#{$item}";
    } @else {
      $result: "#{$result}#{$separator}#{$item}";
    }
  }

  @return $result;
}