diff options
Diffstat (limited to 'mesonbuild/mparser.py')
| -rw-r--r-- | mesonbuild/mparser.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/mesonbuild/mparser.py b/mesonbuild/mparser.py index fd720fb..b3fdba8 100644 --- a/mesonbuild/mparser.py +++ b/mesonbuild/mparser.py @@ -67,6 +67,7 @@ class Lexer: ('lt', re.compile(r'<')), ('ge', re.compile(r'>=')), ('gt', re.compile(r'>')), + ('questionmark', re.compile(r'\?')), ] def lex(self, code): @@ -282,6 +283,14 @@ class IfNode(): self.condition = condition self.block = block +class TernaryNode(): + def __init__(self, lineno, colno, condition, trueblock, falseblock): + self.lineno = lineno + self.colno = colno + self.condition = condition + self.trueblock = trueblock + self.falseblock = falseblock + class ArgumentNode(): def __init__(self, token): self.lineno = token.lineno @@ -383,6 +392,11 @@ class Parser: raise ParseException('Assignment target must be an id.', left.lineno, left.colno) return AssignmentNode(left.lineno, left.colno, left.value, value) + elif self.accept('questionmark'): + trueblock = self.e1() + self.expect('colon') + falseblock = self.e1() + return TernaryNode(left.lineno, left.colno, left, trueblock, falseblock) return left def e2(self): |