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Store Vec<Token> inside @return rather than Value

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This is because we want to lazily evaluate variables
This commit is contained in:
ConnorSkees 2020-01-25 20:55:44 -05:00
parent 47ef4c1cda
commit 93497ed4a8
1 changed files with 8 additions and 5 deletions
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13
src/atrule.rs
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@ -1,13 +1,12 @@
use std::convert::TryFrom;
use std::iter::Peekable;
use std::fmt::{self, Display};
use std::iter::Peekable;
use crate::{Token, TokenKind};
use crate::common::{Pos, Scope, Symbol};
use crate::function::Function;
use crate::mixin::Mixin;
use crate::utils::devour_whitespace;
use crate::value::Value;
use crate::{Token, TokenKind};
#[derive(Debug, Clone)]
pub(crate) enum AtRule {
@ -16,7 +15,7 @@ pub(crate) enum AtRule {
Debug(Pos, String),
Mixin(String, Box<Mixin>),
Function(String, Box<Function>),
Return(Value),
Return(Vec<Token>),
}
impl AtRule {
@ -66,7 +65,11 @@ impl AtRule {
};
AtRule::Function(name, Box::new(func))
}
AtRuleKind::Return => AtRule::Return(Value::from_tokens(toks, scope).unwrap()),
AtRuleKind::Return => AtRule::Return(
// todo: return may not end in semicolon
toks.take_while(|t| t.kind != TokenKind::Symbol(Symbol::SemiColon))
.collect(),
),
AtRuleKind::Use => todo!("@use not yet implemented"),
AtRuleKind::Annotation => todo!("@annotation not yet implemented"),
AtRuleKind::AtRoot => todo!("@at-root not yet implemented"),