// Stacking, functions..
.light (@a) when (lightness(@a) > 50%) {
color: white;
} .light (@a) when (lightness(@a) < 50%) {
color: black;
} .light (@a) {
margin: 1px;
}
.light1 { .light(ddd) } .light2 { .light(#444) }
// Arguments against each other
.max (@a, @b) when (@a > @b) {
width: @a;
} .max (@a, @b) when (@a < @b) {
width: @b;
}
.max1 { .max(3, 6) } .max2 { .max(8, 1) }
// Globals inside guards
@g: auto;
.glob (@a) when (@a = @g) {
margin: @a @g;
} .glob1 { .glob(auto) }
// Other operators
.ops (@a) when (@a >= 0) {
height: gt-or-eq;
} .ops (@a) when (@a =< 0) {
height: lt-or-eq;
} .ops (@a) when (@a <= 0) {
height: lt-or-eq-alias;
} .ops (@a) when not(@a = 0) {
height: not-eq;
} .ops1 { .ops(0) } .ops2 { .ops(1) } .ops3 { .ops(-1) }
// Scope and default values
@a: auto;
.default (@a: inherit) when (@a = inherit) {
content: default;
} .default1 { .default }
// true & false keywords .test (@a) when (@a) {
content: "true.";
} .test (@a) when not (@a) {
content: "false.";
}
.test1 { .test(true) } .test2 { .test(false) } .test3 { .test(1) } .test4 { .test(boo) } .test5 { .test(“true”) }
// Boolean expressions
.bool () when (true) and (false) { content: true and false } // FALSE .bool () when (true) and (true) { content: true and true } // TRUE .bool () when (true) { content: true } // TRUE .bool () when (false) and (false) { content: true } // FALSE .bool () when (false), (true) { content: false, true } // TRUE .bool () when (false) and (true) and (true), (true) { content: false and true and true, true } // TRUE .bool () when (true) and (true) and (false), (false) { content: true and true and false, false } // FALSE .bool () when (false), (true) and (true) { content: false, true and true } // TRUE .bool () when (false), (false), (true) { content: false, false, true } // TRUE .bool () when (false), (false) and (true), (false) { content: false, false and true, false } // FALSE .bool () when (false), (true) and (true) and (true), (false) { content: false, true and true and true, false } // TRUE .bool () when not (false) { content: not false } .bool () when not (true) and not (false) { content: not true and not false } .bool () when not (true) and not (true) { content: not true and not true } .bool () when not (false) and (false), not (false) { content: not false and false, not false }
.bool1 { .bool }
.equality-unit-test(@num) when (@num = 1%) {
test: fail;
} .equality-unit-test(@num) when (@num = 2) {
test: pass;
} .equality-units {
.equality-unit-test(1px); .equality-unit-test(2px);
}
.colorguard(@col) when (@col = red) { content: is @col; } .colorguard(@col) when not (blue = @col) { content: is not blue its @col; } .colorguard(@col) {} .colorguardtest {
.colorguard(red); .colorguard(blue); .colorguard(purple);
}
.stringguard(@str) when (@str = “theme1”) { content: is theme1; } .stringguard(@str) when not (“theme2” = @str) { content: is not theme2; } .stringguard(@str) when (~“theme1” = @str) { content: is theme1 no quotes; } .stringguard(@str) {} .stringguardtest {
.stringguard("theme1"); .stringguard("theme2"); .stringguard(theme1);
}
.mixin(…) {
catch:all;
} .mixin(@var) when (@var=4) {
declare: 4;
} .mixin(@var) when (@var=4px) {
declare: 4px;
} tryNumberPx {
.mixin(4px);
}
.lock-mixin(@a) {
.inner-locked-mixin(@x: @a) when (@a = 1) { a: @a; x: @x; }
} .call-lock-mixin {
.lock-mixin(1); .call-inner-lock-mixin { .inner-locked-mixin(); }
} .bug-100cm-1m(@a) when (@a = 1) {
.failed { one-hundred: not-equal-to-1; }
} .bug-100cm-1m(100cm);