Function parse_string_annotation

crates/ruff_python_parser/src/lib.rs:219–233

Parses a Python expression from a string annotation. # Example Parsing a string annotation: ``` use ruff_python_parser::parse_string_annotation; use ruff_python_ast::{StringLiteral, StringLiteralFlags, AtomicNodeIndex}; use ruff_text_size::{TextRange, TextSize}; let string = StringLiteral { value: "'''\n int | str'''".to_string().into_boxed_str(), flags: StringLiteralFlags::empty(), range: Tex

(
    source: &str,
    string: &StringLiteral,
)

/// assert!(!parsed.is_ok());
/// ```
pub fn parse_string_annotation(
    source: &str,
    string: &StringLiteral,
) -> Result<Parsed<ModExpression>, ParseError> {
    let range = string
        .range()
        .add_start(string.flags.opener_len())
        .sub_end(string.flags.closer_len());
    let source = &source[..range.end().to_usize()];
    if string.flags.is_triple_quoted() {
        parse_parenthesized_expression_range(source, range)
    } else {
        parse_expression_range(source, range)
    }
}

/// Parse the given Python source code using the specified [`ParseOptions`].
///