Appearance
| 1 | namespace Syntax.Trees.Definitions is | |
| 2 | ||
| 3 | use Source | |
| 4 | ||
| 5 | // An interface-implementation block injected into an already-declared type: | |
| 6 | // impl <Interface> for <Target>[<params>] is <members> si | |
| 7 | // Attaches <Interface> to the target and adds the members that fill its | |
| 8 | // slots. `name`/`arguments` identify the target (as for `partial`); | |
| 9 | // `ancestors` holds the single interface being implemented. | |
| 10 | class IMPL( | |
| 11 | location: LOCATION, | |
| 12 | name: Identifiers.Identifier, | |
| 13 | arguments: TypeExpressions.LIST?, | |
| 14 | ancestors: TypeExpressions.LIST?, | |
| 15 | modifiers: Modifiers.LIST, | |
| 16 | body: Definitions.LIST | |
| 17 | ): Classy is | |
| 18 | super(location, name, arguments, ancestors, modifiers, body) | |
| 19 | ||
| 20 | description_for_walk: string => "impl" | |
| 21 | ||
| 22 | accept(visitor: Visitor) is | |
| 23 | visitor.visit(self) | |
| 24 | si | |
| 25 | ||
| 26 | _walk(visitor: Visitor) is | |
| 27 | if !visitor.pre(self) then | |
| 28 | name.walk(visitor) | |
| 29 | ||
| 30 | if arguments? then | |
| 31 | arguments.walk(visitor) | |
| 32 | fi | |
| 33 | ||
| 34 | if ancestors? then | |
| 35 | ancestors.walk(visitor) | |
| 36 | fi | |
| 37 | ||
| 38 | modifiers.walk(visitor) | |
| 39 | body.walk(visitor) | |
| 40 | fi | |
| 41 | ||
| 42 | accept(visitor) | |
| 43 | si | |
| 44 | si | |
| 45 | si |