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use swc_css_ast::{PseudoClassSelectorChildren, PseudoElementSelectorChildren, Stylesheet};
use swc_css_codegen::{
writer::basic::{BasicCssWriter, BasicCssWriterConfig},
CodeGenerator, CodegenConfig, Emit,
};
pub struct StringifyOptions {
pub minify: bool,
pub basic_css_writer: BasicCssWriterConfig,
}
impl Default for StringifyOptions {
fn default() -> Self {
Self {
minify: true,
basic_css_writer: Default::default()
}
}
}
/// Stringifies the [`Stylesheet`]
pub fn stringify(node: &Stylesheet, options: StringifyOptions) -> String {
let mut buf = String::new();
let writer = BasicCssWriter::new(&mut buf, None, options.basic_css_writer);
let mut codegen = CodeGenerator::new(
writer,
CodegenConfig {
minify: options.minify,
},
);
let _ = codegen.emit(&node);
buf
}
pub fn stringify_pseudo_class_selector_children(nodes: Vec<PseudoClassSelectorChildren>) -> String {
let mut result = String::new();
let writer = BasicCssWriter::new(&mut result, None, BasicCssWriterConfig::default());
let mut codegen = CodeGenerator::new(writer, CodegenConfig { minify: true });
// Taken from SWC `emit_list_pseudo_class_selector_children`
// let len = nodes.len();
for (_idx, node) in nodes.iter().enumerate() {
let _ = codegen.emit(node);
// This is irrelevant, because `:deep` always contains `PreservedToken`s
// if idx != len - 1 {
// match node {
// PseudoClassSelectorChildren::PreservedToken(_) => {}
// PseudoClassSelectorChildren::Delimiter(_) => {}
// _ => {
// let next = nodes.get(idx + 1);
// match next {
// Some(PseudoClassSelectorChildren::Delimiter(Delimiter {
// value: DelimiterValue::Comma,
// ..
// })) => {}
// _ => {
// space!(self)
// }
// }
// }
// }
// }
}
result
}
pub fn stringify_pseudo_element_selector_children(
nodes: Vec<PseudoElementSelectorChildren>,
) -> String {
let mut result = String::new();
let writer = BasicCssWriter::new(&mut result, None, BasicCssWriterConfig::default());
let mut codegen = CodeGenerator::new(writer, CodegenConfig { minify: true });
// Taken from SWC `emit_list_pseudo_element_selector_children`
// let len = nodes.len();
for (_idx, node) in nodes.iter().enumerate() {
let _ = codegen.emit(node);
// This is irrelevant, because `::v-deep` always contains `PreservedToken`s
// if idx != len - 1 {
// match node {
// PseudoElementSelectorChildren::PreservedToken(_) => {}
// _ => {
// space!(self)
// }
// }
// }
}
result
}