undercoat 0.12.2

Native Rust compiler for Less and Sass/SCSS — byte-compatible with lessc and dart-sass, no Node runtime
Documentation 
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.trig {
  sin-deg: sin(30deg);
  cos-deg: cos(60deg);
  tan-deg: tan(45deg);
  sin-rad: sin(1rad);
  sin-grad: sin(100grad);
  sin-turn: sin(0.25turn);
  asin: asin(0.5);
  acos: acos(1);
  atan: atan(1);
  sin-plain: sin(1);
}
.number {
  pi: pi();
  pow: pow(2, 10);
  pow-unit: pow(2px, 2);
  sqrt: sqrt(25px);
  mod: mod(7px, 3);
  mod-frac: mod(5, 2);
}
.extremes {
  min-number: min(3, 1, 2);
  max-number: max(3, 1, 2);
  min-unit: min(3px, 1px);
  max-unit: max(1cm, 5mm);
  min-uncomparable: min(1px, 2em);
  min-list: min(3px 1px 2px);
}
.rounding {
  ceil: ceil(4.2px);
  floor: floor(4.8px);
  round: round(4.5px);
  round-precision: round(1.23456, 2);
  round-precision-zero: round(1.6, 0);
  abs: abs(-2.5em);
}
.units {
  unit-strip: unit(5px);
  unit-set: unit(5, em);
  get-unit: get-unit(5rem);
  convert: convert(1cm, mm);
  convert-angle: convert(180deg, rad);
  percentage: percentage(0.5);
}