Cursus Raku / Expressiones regulares et grammaticae / Grammaticae / Arbor analysis, make et made / make et made

Quiz — make et made

Quid haec programma imprimit?

grammar G {
    token TOP    { <number> { make $<number>.Int ** 2 } }
    token number { \d+ }
}

say G.parse('5').made;

0	｢5｣
0	5
1	25
0	55

Clausula inserta $<number>.Int ** 2 in congruentia servat. Tessera 5 cepit, illud in integrum 5 vertens et in quadratum elevans dat 25, quod made reddit.

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