Files
hakorune/src/parser/items/static_items.rs

88 lines
3.3 KiB
Rust
Raw Normal View History

/*!
* Static declaration parsing
* Handles both static functions and static boxes
*/
use crate::ast::{ASTNode, Span};
use crate::parser::common::ParserUtils;
use crate::parser::{NyashParser, ParseError};
use crate::tokenizer::TokenType;
impl NyashParser {
/// 静的宣言をパース - 🔥 static function / static box 記法
pub fn parse_static_declaration(&mut self) -> Result<ASTNode, ParseError> {
self.consume(TokenType::STATIC)?;
// 次のトークンで分岐: function か box か
match &self.current_token().token_type {
TokenType::FUNCTION => self.parse_static_function(),
2025-11-19 23:12:01 +09:00
TokenType::BOX => crate::parser::declarations::static_def::parse_static_box(self),
_ => {
let line = self.current_token().line;
Err(ParseError::UnexpectedToken {
found: self.current_token().token_type.clone(),
expected: "function or box after static".to_string(),
line,
})
}
}
}
/// 静的関数宣言をパース - static function Name() { ... }
fn parse_static_function(&mut self) -> Result<ASTNode, ParseError> {
self.consume(TokenType::FUNCTION)?;
// 関数名を取得Box名.関数名の形式をサポート)
let name = if let TokenType::IDENTIFIER(first_part) = &self.current_token().token_type {
let mut full_name = first_part.clone();
self.advance();
// ドット記法をチェックMath.min
if self.match_token(&TokenType::DOT) {
self.advance(); // DOTを消費
if let TokenType::IDENTIFIER(method_name) = &self.current_token().token_type {
full_name = format!("{}.{}", full_name, method_name);
self.advance();
} else {
let line = self.current_token().line;
return Err(ParseError::UnexpectedToken {
found: self.current_token().token_type.clone(),
expected: "method name after dot".to_string(),
line,
});
}
}
full_name
} else {
let line = self.current_token().line;
return Err(ParseError::UnexpectedToken {
found: self.current_token().token_type.clone(),
expected: "static function name".to_string(),
line,
});
};
// パラメータリストをパース
self.consume(TokenType::LPAREN)?;
// Phase 285A1.5: Use shared helper to prevent parser hangs on unsupported type annotations
let params = crate::parser::common::params::parse_param_name_list(self, "static method")?;
self.consume(TokenType::RPAREN)?;
// 関数本体をパース(共通ブロックヘルパー)
let body = self.parse_block_statements()?;
Ok(ASTNode::FunctionDeclaration {
name,
params,
body,
is_static: true, // 🔥 静的関数フラグを設定
is_override: false, // デフォルトは非オーバーライド
span: Span::unknown(),
})
}
}