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lib.rs
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lib.rs
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mod transform_style_scoped;
pub use transform_style_scoped::*;
#[allow(unused)]
mod tests {
use lightningcss::{targets::Browsers, stylesheet::{MinifyOptions, PrinterOptions}};
use crate::{transform_style_scoped::Transformer, TransformOptions};
macro_rules! test_output {
($input: expr, $expected: expr, $options: expr) => {
let mut transformer = Transformer::new($input, "abcd1234");
let out = transformer.transform_style_scoped($options);
let actual = match out {
Ok(to_css_result) => Ok(to_css_result.code),
Err(_) => Err(()),
};
assert_eq!(actual, $expected)
};
}
macro_rules! test_ok {
($input: expr, $expected: expr, $options: expr) => {
test_output!($input, Ok(String::from($expected)), $options);
};
}
macro_rules! minify_yes {
() => {
TransformOptions {
parse: Default::default(),
minify: Some(MinifyOptions {
targets: Some(Browsers {
chrome: Some(100 << 16),
firefox: Some(100 << 16),
safari: Some(16 << 16),
..Default::default()
}),
..Default::default()
}),
to_css: PrinterOptions {
minify: true,
..Default::default()
},
}
};
}
#[test]
fn transform_style_scoped() {
//
// Without `:deep`
//
test_ok!(
".foo { background: yellow }",
".foo[data-v-abcd1234]{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo > #bar baz { background: yellow }",
".foo>#bar baz[data-v-abcd1234]{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo .bar, .foo > .baz, .foo + .foo, .foo ~ .qux { background: yellow }",
".foo .bar[data-v-abcd1234],.foo>.baz[data-v-abcd1234],.foo+.foo[data-v-abcd1234],.foo~.qux[data-v-abcd1234]{background:#ff0}",
minify_yes!()
);
//
// With `:deep`
//
test_ok!(
":deep() { background: yellow }",
"[data-v-abcd1234]{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo:deep() { background: yellow }",
".foo[data-v-abcd1234]{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo > #bar baz:deep() { background: yellow }",
".foo>#bar baz[data-v-abcd1234]{background:#ff0}",
minify_yes!()
);
test_ok!(
":deep(#bar baz) { background: yellow }",
"[data-v-abcd1234] #bar baz{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo :deep(#bar baz) { background: yellow }",
".foo[data-v-abcd1234] #bar baz{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo :deep(#bar baz), .qux { background: yellow }",
".foo[data-v-abcd1234] #bar baz,.qux[data-v-abcd1234]{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo :deep(#bar baz) .qux { background: yellow }",
".foo[data-v-abcd1234] #bar baz .qux{background:#ff0}",
minify_yes!()
);
// Nobody should use `:deep` it like that
test_ok!(
".foo :deep(#bar baz).bar .qux { background: yellow }",
".foo[data-v-abcd1234] #bar.bar baz .qux{background:#ff0}",
minify_yes!()
);
// Vue sfc compiler treats `.foo:deep()` as `.foo :deep()`
test_ok!(
".foo:deep(#bar baz) { background: yellow }",
".foo[data-v-abcd1234] #bar baz{background:#ff0}",
minify_yes!()
);
test_ok!(
".foo .foo.bar .foo.bar.baz:deep(#bar baz) { background: yellow }",
".foo .foo.bar .foo.bar.baz[data-v-abcd1234] #bar baz{background:#ff0}",
minify_yes!()
);
test_ok!(
"#more.complex .selector > :deep(#bar baz) { background: yellow }",
"#more.complex .selector[data-v-abcd1234]>#bar baz{background:#ff0}",
minify_yes!()
);
}
}