78 lines
2.3 KiB
Rust
78 lines
2.3 KiB
Rust
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use std::iter::Iterator;
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use codemap::Spanned;
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use peekmore::{PeekMore, PeekMoreIterator};
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use crate::error::SassResult;
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use crate::selector::Selector;
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use crate::value::Value;
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use crate::{Scope, Token};
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use super::*;
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pub(crate) struct VariableDecl {
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pub val: Spanned<Value>,
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pub default: bool,
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pub global: bool,
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}
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impl VariableDecl {
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pub const fn new(val: Spanned<Value>, default: bool, global: bool) -> VariableDecl {
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VariableDecl {
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val,
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default,
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global,
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}
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}
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}
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pub(crate) fn eat_variable_value<I: Iterator<Item = Token>>(
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toks: &mut PeekMoreIterator<I>,
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scope: &Scope,
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super_selector: &Selector,
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) -> SassResult<VariableDecl> {
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devour_whitespace(toks);
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let mut default = false;
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let mut global = false;
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let mut raw = read_until_semicolon_or_closing_curly_brace(toks)
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.into_iter()
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.peekmore();
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if toks.peek().is_some() && toks.peek().unwrap().kind == ';' {
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toks.next();
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}
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let mut val_toks = Vec::new();
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while let Some(tok) = raw.next() {
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match tok.kind {
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'!' => {
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let next = raw.next().unwrap();
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match next.kind {
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'i' => todo!("!important"),
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'g' => {
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let s = eat_ident(&mut raw, scope, super_selector)?;
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if s.node.to_ascii_lowercase().as_str() == "lobal" {
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global = true;
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} else {
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return Err(("Invalid flag name.", s.span).into());
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}
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}
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'd' => {
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let s = eat_ident(&mut raw, scope, super_selector)?;
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if s.to_ascii_lowercase().as_str() == "efault" {
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default = true;
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} else {
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return Err(("Invalid flag name.", s.span).into());
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}
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}
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_ => return Err(("Invalid flag name.", next.pos()).into()),
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}
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}
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_ => val_toks.push(tok),
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}
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}
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devour_whitespace(toks);
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let val = Value::from_vec(val_toks, scope, super_selector)?;
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Ok(VariableDecl::new(val, default, global))
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}
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