use crate::compiler::{
grammar::{instruction::CompilerState, test::Test, Capability, Comparator},
lexer::{word::Word, Token},
CompileError, Value,
};
use crate::compiler::grammar::{AddressPart, MatchType};
#[derive(Debug, Clone, PartialEq, Eq)]
#[cfg_attr(
any(test, feature = "serde"),
derive(serde::Serialize, serde::Deserialize)
)]
#[cfg_attr(
feature = "rkyv",
derive(rkyv::Serialize, rkyv::Deserialize, rkyv::Archive)
)]
pub(crate) struct TestAddress {
pub header_list: Vec<Value>,
pub key_list: Vec<Value>,
pub address_part: AddressPart,
pub match_type: MatchType,
pub comparator: Comparator,
pub index: Option<i32>,
pub mime_anychild: bool,
pub is_not: bool,
}
impl CompilerState<'_> {
pub(crate) fn parse_test_address(&mut self) -> Result<Test, CompileError> {
let mut address_part = AddressPart::All;
let mut match_type = MatchType::Is;
let mut comparator = Comparator::AsciiCaseMap;
let mut header_list = None;
let mut key_list;
let mut index = None;
let mut index_last = false;
let mut mime = false;
let mut mime_anychild = false;
loop {
let token_info = self.tokens.unwrap_next()?;
match token_info.token {
Token::Tag(
word @ (Word::LocalPart
| Word::Domain
| Word::All
| Word::User
| Word::Detail
| Word::Name),
) => {
self.validate_argument(
1,
if matches!(word, Word::User | Word::Detail) {
Capability::SubAddress.into()
} else {
None
},
token_info.line_num,
token_info.line_pos,
)?;
address_part = word.into();
}
Token::Tag(
word @ (Word::Is
| Word::Contains
| Word::Matches
| Word::Value
| Word::Count
| Word::Regex
| Word::List),
) => {
self.validate_argument(
2,
match word {
Word::Value | Word::Count => Capability::Relational.into(),
Word::Regex => Capability::Regex.into(),
Word::List => Capability::ExtLists.into(),
_ => None,
},
token_info.line_num,
token_info.line_pos,
)?;
match_type = self.parse_match_type(word)?;
}
Token::Tag(Word::Comparator) => {
self.validate_argument(3, None, token_info.line_num, token_info.line_pos)?;
comparator = self.parse_comparator()?;
}
Token::Tag(Word::Index) => {
self.validate_argument(
4,
Capability::Index.into(),
token_info.line_num,
token_info.line_pos,
)?;
index = (self.tokens.expect_number(u16::MAX as usize)? as i32).into();
}
Token::Tag(Word::Last) => {
self.validate_argument(
5,
Capability::Index.into(),
token_info.line_num,
token_info.line_pos,
)?;
index_last = true;
}
Token::Tag(Word::Mime) => {
self.validate_argument(
6,
Capability::Mime.into(),
token_info.line_num,
token_info.line_pos,
)?;
mime = true;
}
Token::Tag(Word::AnyChild) => {
self.validate_argument(
7,
Capability::Mime.into(),
token_info.line_num,
token_info.line_pos,
)?;
mime_anychild = true;
}
_ => {
if header_list.is_none() {
header_list = self.parse_strings_token(token_info)?.into();
} else {
key_list = self.parse_strings_token(token_info)?;
break;
}
}
}
}
if !mime && mime_anychild {
return Err(self.tokens.unwrap_next()?.missing_tag(":mime"));
}
self.validate_match(&match_type, &mut key_list)?;
Ok(Test::Address(TestAddress {
header_list: header_list.unwrap(),
key_list,
address_part,
match_type,
comparator,
index: if index_last { index.map(|i| -i) } else { index },
mime_anychild,
is_not: false,
}))
}
}
impl From<Word> for AddressPart {
fn from(word: Word) -> Self {
match word {
Word::LocalPart => AddressPart::LocalPart,
Word::Domain => AddressPart::Domain,
Word::All => AddressPart::All,
Word::User => AddressPart::User,
Word::Detail => AddressPart::Detail,
Word::Name => AddressPart::Name,
_ => unreachable!(),
}
}
}