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[Serializer] Escape values starting with line feed when using csv_escape_formulas #61951

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[Serializer] Escape values starting with line feed when using csv_escape_formulas #61951

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2 changes: 1 addition & 1 deletion 2 src/Symfony/Component/Serializer/Encoder/CsvEncoder.php
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ class CsvEncoder implements EncoderInterface, DecoderInterface

private const UTF8_BOM = "\xEF\xBB\xBF";

private const FORMULAS_START_CHARACTERS = ['=', '-', '+', '@', "\t", "\r"];
private const FORMULAS_START_CHARACTERS = ['=', '-', '+', '@', "\t", "\r", "\n"];

private array $defaultContext = [
self::DELIMITER_KEY => ',',
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20 changes: 20 additions & 0 deletions 20 src/Symfony/Component/Serializer/Tests/Encoder/CsvEncoderTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -310,6 +310,15 @@ public function testEncodeFormulas()
$this->encoder->encode(["\ttab"], 'csv')
);

$this->assertSame(<<<'CSV'
0
"'
line feed"

CSV,
$this->encoder->encode(["\nline feed"], 'csv')
);

$this->assertSame(<<<'CSV'
0
"'=1+2"";=1+2"
Expand Down Expand Up @@ -438,6 +447,17 @@ public function testEncodeFormulasWithSettingsPassedInContext()
])
);

$this->assertSame(<<<'CSV'
0
"'
line feed"

CSV,
$this->encoder->encode(["\nline feed"], 'csv', [
CsvEncoder::ESCAPE_FORMULAS_KEY => true,
])
);

$this->assertSame(<<<'CSV'
0
"'=1+2"";=1+2"
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