Implement `InnerPartial` and `OuterPartial` parsers.

1 files changed, 6 insertions, 2 deletions

diff --git a/htmtl/expression_parser.py b/htmtl/expression_parser.py
index 795bde6..fc3aa8d 100644
--- a/htmtl/expression_parser.py
+++ b/htmtl/expression_parser.py
@@ -12,11 +12,15 @@ class ExpressionParser:
 
     def parse(self, expression: str) -> Any:
         # no curly brackets means that the whole thing is an interpolation
-        if expression.count("{") != expression.count("}"):
+        if expression.count("{") == 0 and expression.count("}") == 0:
             parsed_interpolation = self.__parse_interpolation(expression)
 
             return parsed_interpolation
 
+        # uneven curly brackets means invalid syntax
+        if expression.count("{") != expression.count("}"):
+            return expression
+
         # otherwise only parts of it are
         parsed_expression = ""
         interp_start = None
@@ -69,7 +73,7 @@ class ExpressionParser:
         return value
 
     @staticmethod
-    def __parse_args_str_to_args(args_str) -> list[str]:
+    def __parse_args_str_to_args(args_str) -> list[str | int | float | bool]:
         args = []
 
         for idx, char in enumerate(args_str):