diff options
Diffstat (limited to 'sqlglot/diff.py')
-rw-r--r-- | sqlglot/diff.py | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/sqlglot/diff.py b/sqlglot/diff.py index a5373b0..7d5ec21 100644 --- a/sqlglot/diff.py +++ b/sqlglot/diff.py @@ -14,10 +14,6 @@ from sqlglot import Dialect from sqlglot import expressions as exp from sqlglot.helper import ensure_collection -if t.TYPE_CHECKING: - T = t.TypeVar("T") - Edit = t.Union[Insert, Remove, Move, Update, Keep] - @dataclass(frozen=True) class Insert: @@ -56,6 +52,11 @@ class Keep: target: exp.Expression +if t.TYPE_CHECKING: + T = t.TypeVar("T") + Edit = t.Union[Insert, Remove, Move, Update, Keep] + + def diff(source: exp.Expression, target: exp.Expression) -> t.List[Edit]: """ Returns the list of changes between the source and the target expressions. |