Module spell 

Spell – helper functions for cast spells. Mirrors Java’s Spell.java (subclass of SpellAbility for spells cast from hand/zone). In Rust the subclass is flattened: SpellAbility.is_spell == true marks a spell.

Functions

can_play

Whether this spell can currently be played. Mirrors Java’s Spell.canPlay().

can_play_from_host

Whether this spell can be played from its host card. Mirrors Java’s Spell.canPlayFromHost(). Returns the card if playable, None otherwise.

check_restrictions

Check cant-be-cast restrictions from static abilities. Mirrors Java’s Spell.checkRestrictions().

is_counterable_by

Whether this spell can be countered by the given counter spell/ability. Mirrors Java’s Spell.isCounterableBy(SpellAbility).

set_cast_face_down

Set whether this spell is cast face down (Morph). Mirrors Java’s Spell.setCastFaceDown(boolean).

Type Aliases

Spell

Type alias for SpellAbility when used as a cast spell. In Java, Spell is a subclass; in Rust it’s the same struct with is_spell = true.