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Avoid empty variable names instead of filtering them later

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This commit is contained in:
ralila 2021-11-15 02:04:59 +01:00
parent 4fd87f2d77
commit 0d0a06e78f
1 changed files with 3 additions and 5 deletions
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8
src/Psalm/Internal/Analyzer/StatementsAnalyzer.php
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@ -61,6 +61,7 @@ use function strtolower;
use function substr;
use function trim;
use const PREG_SPLIT_NO_EMPTY;
use const STDERR;
/**
@ -382,12 +383,9 @@ class StatementsAnalyzer extends SourceAnalyzer
if (isset($statements_analyzer->parsed_docblock->tags['psalm-trace'])) {
foreach ($statements_analyzer->parsed_docblock->tags['psalm-trace'] as $traced_variable_line) {
$possible_traced_variable_names = preg_split('/(?:\s*,\s*|\s+)/', $traced_variable_line);
$possible_traced_variable_names = preg_split('/(?:\s*,\s*|\s+)/', $traced_variable_line, -1, PREG_SPLIT_NO_EMPTY);
if ($possible_traced_variable_names) {
$traced_variables = array_merge(
$traced_variables,
array_filter($possible_traced_variable_names)
);
$traced_variables = array_merge($traced_variables, $possible_traced_variable_names);
}
}
}