Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.4)
// Compass (v1.0.0.alpha.18)
// ----

$module: 'TestModule';


@mixin e($element) {
  .#{$module}__#{$element} {
    @content;
  }
}

.#{$module} {
  color: red;
}

@include e(head) {
  margin: 5px;    
  
  @include e(title) {
    padding: 10px;
  }
}

SassMeister-output.css

.TestModule {
  color: red;
}

.TestModule__head {
  margin: 5px;
}
.TestModule__head .TestModule__title {
  padding: 10px;
}