BaseTools: move RegEx to root of file and share it

[mirror_edk2.git] / BaseTools / Source / Python / Common / Expression.py

diff --git a/BaseTools/Source/Python/Common/Expression.py b/BaseTools/Source/Python/Common/Expression.py
index 320f0015009b3c28e16562cda31116b179597e8d..462e8f93f883e3d765ccf4fefac02ff1e849bd6b 100644 (file)
--- a/BaseTools/Source/Python/Common/Expression.py
+++ b/BaseTools/Source/Python/Common/Expression.py
@@ -43,6 +43,7 @@ ERR_IN_OPERAND          = 'Macro after IN operator can only be: $(FAMILY), $(ARC
 __ValidString = re.compile(r'[_a-zA-Z][_0-9a-zA-Z]*$')\r
 _ReLabel = re.compile('LABEL\((\w+)\)')\r
 _ReOffset = re.compile('OFFSET_OF\((\w+)\)')\r
+PcdPattern = re.compile(r'[_a-zA-Z][0-9A-Za-z_]*\.[_a-zA-Z][0-9A-Za-z_]*$')\r
 \r
 ## SplitString\r
 #  Split string to list according double quote\r
@@ -214,7 +215,6 @@ class ValueExpression(object):
 \r
     NonLetterOpLst = ['+', '-', '*', '/', '%', '&', '|', '^', '~', '<<', '>>', '!', '=', '>', '<', '?', ':']\r
 \r
-    PcdPattern = re.compile(r'[_a-zA-Z][0-9A-Za-z_]*\.[_a-zA-Z][0-9A-Za-z_]*$')\r
 \r
     SymbolPattern = re.compile("("\r
                                  "\$\([A-Z][A-Z0-9_]*\)|\$\(\w+\.\w+\)|\w+\.\w+|"\r
@@ -616,7 +616,7 @@ class ValueExpression(object):
             raise BadExpression(ERR_EMPTY_TOKEN)\r
 \r
         # PCD token\r
-        if self.PcdPattern.match(self._Token):\r
+        if PcdPattern.match(self._Token):\r
             if self._Token not in self._Symb:\r
                 Ex = BadExpression(ERR_PCD_RESOLVE % self._Token)\r
                 Ex.Pcd = self._Token\r