bug #24416 [Yaml] treat trailing backslashes in multi-line strings (xabbuh)
This PR was merged into the 3.3 branch.
Discussion
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[Yaml] treat trailing backslashes in multi-line strings
| Q | A
| ------------- | ---
| Branch? | 3.3
| Bug fix? | yes
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | #24408
| License | MIT
| Doc PR |
Commits
-------
80af9b8562
treat trailing backslashes in multi-line strings
This commit is contained in:
commit
16107510cb
@ -384,6 +384,7 @@ class Parser
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if (0 === $this->currentLineNb) {
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$parseError = false;
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$previousLineWasNewline = false;
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$previousLineWasTerminatedWithBackslash = false;
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$value = '';
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foreach ($this->lines as $line) {
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@ -401,13 +402,25 @@ class Parser
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if ('' === trim($parsedLine)) {
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$value .= "\n";
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$previousLineWasNewline = true;
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} elseif ($previousLineWasNewline) {
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} elseif (!$previousLineWasNewline && !$previousLineWasTerminatedWithBackslash) {
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$value .= ' ';
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}
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if ('' !== trim($parsedLine) && '\\' === substr($parsedLine, -1)) {
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$value .= ltrim(substr($parsedLine, 0, -1));
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} elseif ('' !== trim($parsedLine)) {
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$value .= trim($parsedLine);
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}
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if ('' === trim($parsedLine)) {
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$previousLineWasNewline = true;
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$previousLineWasTerminatedWithBackslash = false;
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} elseif ('\\' === substr($parsedLine, -1)) {
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$previousLineWasNewline = false;
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$previousLineWasTerminatedWithBackslash = true;
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} else {
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$value .= ' '.trim($parsedLine);
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$previousLineWasNewline = false;
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$previousLineWasTerminatedWithBackslash = false;
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}
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} catch (ParseException $e) {
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$parseError = true;
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@ -416,7 +429,7 @@ class Parser
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}
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if (!$parseError) {
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return trim($value);
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return Inline::parse(trim($value));
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}
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}
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@ -1543,6 +1543,17 @@ EOT;
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$this->assertSame(array('foo' => 'bar baz foobar foo', 'bar' => 'baz'), $this->parser->parse($yaml));
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}
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public function testMultiLineQuotedStringWithTrailingBackslash()
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{
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$yaml = <<<YAML
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foobar:
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"foo\
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bar"
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YAML;
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$this->assertSame(array('foobar' => 'foobar'), $this->parser->parse($yaml));
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}
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public function testParseMultiLineUnquotedString()
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{
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$yaml = <<<EOT
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