limbo_ext

Trait VTabModule

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pub trait VTabModule: 'static {
    type VCursor: VTabCursor;

    const NAME: &'static str;

    // Required methods
    fn connect(api: &ExtensionApi) -> ResultCode;
    fn open() -> Self::VCursor;
    fn filter(
        cursor: &mut Self::VCursor,
        arg_count: i32,
        args: &[Value],
    ) -> ResultCode;
    fn column(cursor: &Self::VCursor, idx: u32) -> Value;
    fn next(cursor: &mut Self::VCursor) -> ResultCode;
    fn eof(cursor: &Self::VCursor) -> bool;
}

Required Associated Constants§

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const NAME: &'static str

Required Associated Types§

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type VCursor: VTabCursor

Required Methods§

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fn connect(api: &ExtensionApi) -> ResultCode

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fn open() -> Self::VCursor

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fn filter( cursor: &mut Self::VCursor, arg_count: i32, args: &[Value], ) -> ResultCode

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fn column(cursor: &Self::VCursor, idx: u32) -> Value

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fn next(cursor: &mut Self::VCursor) -> ResultCode

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fn eof(cursor: &Self::VCursor) -> bool

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementors§