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50 lines
989 B
50 lines
989 B
--TEST--
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Match expression evaluates conditions and bodies lazily
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--FILE--
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<?php
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function marker(string $name): string
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{
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echo "cond:$name\n";
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return $name;
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}
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function makeArgs(string $name): array
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{
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echo "args:$name\n";
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return [$name];
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}
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function makeValue(string $name): string
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{
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echo "value:$name\n";
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return $name;
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}
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function build(string $id, string $value): string
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{
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echo "body:$id:$value\n";
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return $id . ':' . $value;
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}
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function test_match(string $value): string
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{
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return match ($value) {
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marker(name: 'a') => build(...makeArgs('A'), value: makeValue('A')),
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marker(name: 'b'), marker(name: 'skip') => build(...makeArgs('B'), value: makeValue('B')),
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marker(name: 'c') => build(...makeArgs('C'), value: makeValue('C')),
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default => build(...makeArgs('D'), value: makeValue('D')),
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};
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}
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function main(): void
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{
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var_dump(test_match('b'));
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}
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?>
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--EXPECT--
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cond:a
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cond:b
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args:B
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value:B
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body:B:B
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string(3) "B:B"
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