logo
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110

use std::{collections::BTreeSet, fmt::Debug};

use crate::{systems::instruction::TailwindInstruction, *};

mod methods;
mod setter;

#[derive(Debug)]
pub struct TailwindBuilder {
    /// Whether to enable class name confusion
    pub obfuscate: bool,
    ///
    pub objects: BTreeSet<CssInstance>,
    ///
    pub preflight: PreflightSystem,
    /// All dynamic color properties
    ///
    /// Only determined when packing
    pub palettes: PaletteSystem,
    /// All dynamic break points
    ///
    /// Only determined when packing
    pub screens: BreakPointSystem,
    /// All dynamically registered font properties
    ///
    /// Only determined when packing
    pub fonts: FontSystem,
}

impl TailwindBuilder {
    /// ## Inline mode
    ///
    ///
    /// # Returns
    /// **Not all instructions can be inline, if not, it will fall back to trace mode**
    ///
    /// - Anonymous style sheets, which can be placed inside `style` tags
    ///
    /// ## Example
    /// - input
    /// ```html
    /// <div class="p-auto px-px pt-2 pb-2">Test</div>
    /// ```
    /// - output
    /// ```html
    /// <div class="p-auto px-px pt-2 pb-2">Test</div>
    /// <style> {} </style>
    /// ```
    #[inline]
    #[track_caller]
    pub fn inline(&mut self, style: &str, mode: InlineMode) -> Result<CssBundle> {
        let parsed = parse_tailwind(style)?;
        let mut out = CssBundle::default();
        for item in parsed {
            let i = CssInstance::new(&*item.get_instance()?, self);
            match i.inlinable {
                true => out.insert(i.clone()),
                false => self.objects.insert(i),
            };
        }
        out.set_inline(mode);
        Ok(out)
    }
    /// ## Trace mode
    ///
    ///
    /// # Returns
    /// **Not all instructions can be inline, if not, it will fall back to trace mode**
    ///
    /// - Anonymous style sheets, which can be placed inside `style` tags
    ///
    /// ## Example
    /// - input
    /// ```html
    /// <div class="p-auto px-px pt-2 pb-2">Test</div>
    /// ```
    /// - output
    /// ```html
    /// <div class="p-auto px-px pt-2 pb-2">Test</div>
    /// <style> {} </style>
    /// ```
    #[inline]
    #[track_caller]
    pub fn trace(&mut self, style: &str) -> Result<CssBundle> {
        let parsed = parse_tailwind(style)?;
        let mut out = CssBundle::default();
        for item in parsed {
            let i = CssInstance::new(&*item.get_instance()?, self);
            out.insert(i.clone());
            self.objects.insert(i);
        }
        Ok(out)
    }
    /// Bundle all used stylesheets
    pub fn bundle(&self) -> Result<String> {
        let mut out = String::with_capacity(1024 * 10);
        if !self.preflight.disable {
            out.push_str(&self.preflight.to_string());
        }
        for item in &self.objects {
            item.write_css(&mut out)?;
        }
        Ok(out)
    }
}

fn parse_tailwind(input: &str) -> Result<Vec<TailwindInstruction>> {
    let styles = tailwind_ast::parse_tailwind(input)?;
    Ok(styles.into_iter().map(TailwindInstruction::from).collect())
}