Function isValidChord

isValidChord(
    chain: string[][],
    chord: string[],
    i: number,
    manager: Pick<Manager, "keys"> & PickManager<
        "options",
        "stringifier"
        | "sorter",
    >,
): Result<
    true,
    KnownError<
        | "CHORD_W_ONLY_MODIFIERS"
        | "CHORD_W_MULTIPLE_TRIGGER_KEYS"
        | "CHORD_W_MULTIPLE_WHEEL_KEYS"
        | "CHORD_W_DUPLICATE_KEY",
    >,
>
Internal
Guards against invalid chords (for various reasons). See the ERROR.CHORD_W_... errors.

Does not check if the keys are valid.
Parameters
- chain: string[][]
- chord: string[]
- i: number
- manager: Pick<Manager, "keys"> & PickManager<"options", "stringifier" | "sorter">
Returns Result<
    true,
    KnownError<
        | "CHORD_W_ONLY_MODIFIERS"
        | "CHORD_W_MULTIPLE_TRIGGER_KEYS"
        | "CHORD_W_MULTIPLE_WHEEL_KEYS"
        | "CHORD_W_DUPLICATE_KEY",
    >,
>
- Defined in src/internal/isValidChord.ts:20