thực_thi

Declares that a type implements one or more giao_ước contracts.

Aliases: implements

Syntax: kiểu <name> thực_thi <interface-list> <block>

Category#

type

Related#

• kiểu
• giao_ước

Examples#

radix/corpus/implet/implet.fab (canonical · keyword)#

Declares that a type implements one or more giao_ước contracts.

# =============================================================================
# thực_thi — Declares that a type implements one or more giao_ước contracts
# =============================================================================
#
# What this teaches:
#   • Declares that a type implements one or more giao_ước contracts.
#   • Related keywords: kiểu, giao_ước
#
# Common mistakes:
#   • Declaring `kiểu thực_thi Implendum` without implementing all required methods — every method signature in the giao_ước must have a body in the kiểu.
#
# See also: kiểu, giao_ước
# =============================================================================

# thực_thi — kiểu implements a giao_ước (interface contract)
#
# kiểu Nomen thực_thi Implendum { … }
#
# GRAMMAR:
#   genusDecl :← 'kiểu' ident 'thực_thi' ident '{' methodDecl* '}'
#
# EXPECTED OUTPUT:
#   implet.expected — Aurelia from giao_ước plenum().

interface Nominatum {
    fn plenum() → string
}

class Civis implements Nominatum {
    var string tên

    fn plenum() → string {
        # satisfies giao_ước requirement
        return "§"(self.nomen)
    }
}

main {
    const Civis civis ← Civis { tên = "Aurelia" }
    print civis.plenum()
}

Expected output:

Aurelia