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zkas: add square brackets to lexer (for arrays)

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2023-10-02 10:37:07 -04:00
parent 6d7623b396
commit aba4d3b0f7
1 changed files with 11 additions and 1 deletions
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12
src/zkas/lexer.rs
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@@ -20,7 +20,7 @@ use std::{io::Result, str::Chars};
use super::error::ErrorEmitter;
const SPECIAL_CHARS: [char; 7] = ['{', '}', '(', ')', ',', ';', '='];
const SPECIAL_CHARS: [char; 9] = ['{', '}', '(', ')', '[', ']', ',', ';', '='];
fn is_letter(ch: char) -> bool {
ch.is_ascii_lowercase() || ch.is_ascii_uppercase() || ch == '_'
@@ -39,6 +39,8 @@ pub enum TokenType {
RightBrace,
LeftParen,
RightParen,
LeftBracket,
RightBracket,
Comma,
Semicolon,
Assign,
@@ -244,6 +246,14 @@ impl<'a> Lexer<'a> {
tokens.push(Token::new(")", TokenType::RightParen, lineno, column));
continue
}
'[' => {
tokens.push(Token::new("[", TokenType::LeftBracket, lineno, column));
continue
}
']' => {
tokens.push(Token::new("]", TokenType::RightBracket, lineno, column));
continue
}
',' => {
tokens.push(Token::new(",", TokenType::Comma, lineno, column));
continue