59 lines
809 B
V
59 lines
809 B
V
interface WalkerTalker {
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// Abc
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Walker // adsas
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// zxczxc
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Talker // xyzdef
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// asdasdas
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nspeeches int
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}
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interface Talker {
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nspeeches int
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mut:
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talk(msg string)
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}
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interface Walker {
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nsteps int
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mut:
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walk(newx int, newy int)
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}
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struct Abc {
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mut:
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x int
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y int
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phrases []string
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nsteps int = 1000
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nspeeches int = 1000
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}
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fn (mut s Abc) talk(msg string) {
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s.phrases << msg
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s.nspeeches++
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}
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fn (mut s Abc) walk(x int, y int) {
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s.x = x
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s.y = y
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s.nsteps++
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}
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fn test_walker_talker() {
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mut wt := WalkerTalker(Abc{
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x: 1
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y: 1
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phrases: ['hi']
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})
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wt.talk('my name is Wally')
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wt.walk(100, 100)
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if mut wt is Abc {
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dump(wt)
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assert wt.x == 100
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assert wt.y == 100
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assert wt.phrases.last().ends_with('Wally')
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assert wt.nspeeches == 1001
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assert wt.nsteps == 1001
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}
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}
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