rust.rs — tailwindcss Source File

Source Code

use crate::extractor::bracket_stack;
use crate::extractor::cursor;
use crate::extractor::machine::Machine;
use crate::extractor::pre_processors::pre_processor::PreProcessor;
use crate::extractor::variant_machine::VariantMachine;
use crate::extractor::MachineState;
use bstr::ByteSlice;

#[derive(Debug, Default)]
pub struct Rust;

impl PreProcessor for Rust {
    fn process(&self, content: &[u8]) -> Vec<u8> {
        // Leptos support: https://github.com/tailwindlabs/tailwindcss/pull/18093
        let replaced_content = content
            .replace(" class:", " class ")
            .replace("\tclass:", " class ")
            .replace("\nclass:", " class ");

        if replaced_content.contains_str(b"html!") {
            self.process_maud_templates(&replaced_content)
        } else {
            replaced_content
        }
    }
}

impl Rust {
    fn process_maud_templates(&self, replaced_content: &[u8]) -> Vec<u8> {
        let len = replaced_content.len();
        let mut result = replaced_content.to_vec();
        let mut cursor = cursor::Cursor::new(replaced_content);
        let mut bracket_stack = bracket_stack::BracketStack::default();

        while cursor.pos < len {
            match cursor.curr {
                // Escaped character, skip ahead to the next character
                b'\\' => {
                    cursor.advance_twice();
                    continue;
                }

                // Consume strings as-is
                b'"' => {
                    result[cursor.pos] = b' ';
                    cursor.advance();

                    while cursor.pos < len {
                        match cursor.curr {
                            // Escaped character, skip ahead to the next character
                            b'\\' => cursor.advance_twice(),

                            // End of the string
                            b'"' => {
                                result[cursor.pos] = b' ';
                                break;
                            }

                            // Everything else is valid
                            _ => cursor.advance(),
// ... (157 more lines)