Function parse_array_value_expression

crates/gitql-parser/src/parser.rs:3451–3511

(
    context: &mut ParserContext,
    env: &mut Environment,
    tokens: &[Token],
    position: &mut usize,
)

}

fn parse_array_value_expression(
    context: &mut ParserContext,
    env: &mut Environment,
    tokens: &[Token],
    position: &mut usize,
) -> Result<Box<dyn Expr>, Box<Diagnostic>> {
    // Consume the Optional Array keyword
    if *position < tokens.len() && tokens[*position].kind == TokenKind::Array {
        // Consume Array keyword
        *position += 1;

        // Make sure Array keyword followed by [
        if *position >= tokens.len() || tokens[*position].kind != TokenKind::LeftBracket {
            return Err(Diagnostic::error("Expect `[` after `ARRAY` keyword")
                .with_location(calculate_safe_location(tokens, *position))
                .add_help("Try to add '[' after `ARRAY` keyword")
                .as_boxed());
        }
    }

    // Consume Left Bracket `[`
    *position += 1;

    // Parse array values
    let mut array_values: Vec<Box<dyn Expr>> = vec![];
    let mut array_data_type: Box<dyn DataType> = Box::new(AnyType);
    while *position < tokens.len() && tokens[*position].kind != TokenKind::RightBracket {
        let value = parse_expression(context, env, tokens, position)?;
        let value_type = value.expr_type();
        if !value_type.equals(&array_data_type) {
            return Err(Diagnostic::error("Expect Array values to have same types")
                .with_location(calculate_safe_location(tokens, *position))
                .as_boxed());
        }

        array_data_type = value_type;
        array_values.push(value);

        if *position < tokens.len() && tokens[*position].kind == TokenKind::Comma {
            *position += 1;
        } else {
            break;
        }
    }

    // Make sure Array values end with by ]
    if *position >= tokens.len() || tokens[*position].kind != TokenKind::RightBracket {
        return Err(Diagnostic::error("Expect `]` at the end of array values")
            .with_location(calculate_safe_location(tokens, *position))
            .add_help("Try to add ']' at the end of array values")
            .as_boxed());
    }

    // Consume Right Bracket `]`
    *position += 1;

    Ok(Box::new(ArrayExpr {
        values: array_values,