Don't force backslashes in global namespace (fixes #6)

Author: colinodell

src/Unleashed/Sniffs/Namespaces/FullyQualifiedGlobalFunctionsSniff.php

@@ -82,6 +82,11 @@ public function register()
      */
     public function process(File $phpcsFile, $stackPtr)
     {
+        // Abort if we're not in namespaced code
+        if ($phpcsFile->findPrevious([T_NAMESPACE], $stackPtr - 1) === false) {
+            return;
+        }
+
         if (
             $this->onlyOptimizedFunctions !== null
             && \filter_var($this->onlyOptimizedFunctions, FILTER_VALIDATE_BOOLEAN) !== false

tests/fixed/fully-qualified-without-namespace.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+use function time as now;
+
+strrev(strrev(
+    (new DateTimeImmutable('@' . now(), new DateTimeZone('UTC')))
+        ->sub(new DateInterval('P1D'))
+        ->format(DATE_RFC3339)
+));

tests/input/fully-qualified-without-namespace.php

@@ -0,0 +1,11 @@
+<?php
+
+declare(strict_types=1);
+
+use function time as now;
+
+\strrev(strrev(
+    (new \DateTimeImmutable('@' . now(), new DateTimeZone('UTC')))
+        ->sub(new DateInterval('P1D'))
+        ->format(\DATE_RFC3339)
+));

tests/php-compatibility.patch

@@ -1,5 +1,5 @@
 diff --git a/src/Unleashed/Sniffs/Namespaces/FullyQualifiedGlobalFunctionsSniff.php b/src/Unleashed/Sniffs/Namespaces/FullyQualifiedGlobalFunctionsSniff.php
-index eee1c6f..742226e 100644
+index fe018ad..4810bd0 100644
 --- a/src/Unleashed/Sniffs/Namespaces/FullyQualifiedGlobalFunctionsSniff.php
 +++ b/src/Unleashed/Sniffs/Namespaces/FullyQualifiedGlobalFunctionsSniff.php
 @@ -11,11 +11,10 @@ use Unleashed\SniffHelper;
@@ -17,16 +17,10 @@ index eee1c6f..742226e 100644
          'array_key_exists'     => true,
          'array_slice'          => true,
 diff --git a/tests/expected_report.txt b/tests/expected_report.txt
-index 1ecfaaa..06d22b0 100644
+index 1ecfaaa..975b9ca 100644
 --- a/tests/expected_report.txt
 +++ b/tests/expected_report.txt
-@@ -6,45 +6,46 @@ FILE                                                  ERRORS  WARNINGS
- tests/input/array_indentation.php                     10      0
- tests/input/assignment-operators.php                  4       0
- tests/input/binary_operators.php                      9       0
--tests/input/class-references.php                      10      0
-+tests/input/class-references.php                      15      0
- tests/input/concatenation_spacing.php                 49      0
+@@ -11,40 +11,42 @@ tests/input/concatenation_spacing.php                 49      0
  tests/input/constants-no-lsb.php                      2       0
  tests/input/constants-var.php                         4       0
  tests/input/ControlStructures.php                     17      2
@@ -39,11 +33,11 @@ index 1ecfaaa..06d22b0 100644
  tests/input/forbidden-comments.php                    14      0
  tests/input/forbidden-functions.php                   5       0
  tests/input/fully-qualified-and-fallbacks.php         1       0
--tests/input/inline_type_hint_assertions.php           7       0
++tests/input/fully-qualified-without-namespace.php     3       0
+ tests/input/inline_type_hint_assertions.php           7       0
 -tests/input/LowCaseTypes.php                          4       0
 -tests/input/namespaces-spacing.php                    8       0
 -tests/input/NamingCamelCase.php                       9       0
-+tests/input/inline_type_hint_assertions.php           8       0
 +tests/input/LowCaseTypes.php                          3       0
 +tests/input/namespaces-spacing.php                    12      0
 +tests/input/NamingCamelCase.php                       8       0
@@ -52,10 +46,9 @@ index 1ecfaaa..06d22b0 100644
 -tests/input/not_spacing.php                           6       0
 +tests/input/not_spacing.php                           8       0
  tests/input/null_coalesce_operator.php                3       0
--tests/input/optimized-functions.php                   1       0
+ tests/input/optimized-functions.php                   1       0
 -tests/input/return_type_on_closures.php               29      0
 -tests/input/return_type_on_methods.php                25      0
-+tests/input/optimized-functions.php                   2       0
 +tests/input/return_type_on_closures.php               17      0
 +tests/input/return_type_on_methods.php                13      0
  tests/input/semicolon_spacing.php                     3       0
@@ -78,10 +71,10 @@ index 1ecfaaa..06d22b0 100644
 +tests/input/UselessConditions.php                     23      0
  ----------------------------------------------------------------------
 -A TOTAL OF 388 ERRORS AND 2 WARNINGS WERE FOUND IN 38 FILES
-+A TOTAL OF 366 ERRORS AND 2 WARNINGS WERE FOUND IN 39 FILES
++A TOTAL OF 362 ERRORS AND 2 WARNINGS WERE FOUND IN 40 FILES
  ----------------------------------------------------------------------
 -PHPCBF CAN FIX 331 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
-+PHPCBF CAN FIX 309 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
++PHPCBF CAN FIX 305 OF THESE SNIFF VIOLATIONS AUTOMATICALLY
  ----------------------------------------------------------------------