Code Duplication    Length = 3-3 lines in 4 locations

bin/generate_levels_doc.php 4 locations

@@ 26-28 (lines=3) @@
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## Always treated as errors
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<?php
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foreach ($grouped_issues[-1] as $issue_type) {
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    echo ' - [' . $issue_type . '](issues/' . $issue_type . '.md)' . "\n";
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}
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?>
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## Errors that only appear at level 1
@@ 34-36 (lines=3) @@
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## Errors that only appear at level 1
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<?php
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foreach ($grouped_issues[1] as $issue_type) {
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    echo ' - [' . $issue_type . '](issues/' . $issue_type . '.md)' . "\n";
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}
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?>
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<?php
@@ 45-47 (lines=3) @@
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    echo 'These issues are treated as errors at level ' . $level . ' and below.' . "\n\n";
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    foreach ($grouped_issues[$level] as $issue_type) {
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        echo ' - [' . $issue_type . '](issues/' . $issue_type . '.md)' . "\n";
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    }
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    echo "\n";
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}
@@ 56-58 (lines=3) @@
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## Feature-specific errors
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<?php
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foreach ($grouped_issues[-2] as $issue_type) {
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    echo ' - [' . $issue_type . '](issues/' . $issue_type . '.md)' . "\n";
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}
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?>
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