AL: Added directive parser

.version

@@ -1 +1 @@
-0.1.4
+0.1.5

dcrx/directive.py

@@ -183,14 +183,33 @@ def __contains__(
     def parse(
         self,
         dockerfile: str | List[str] | bytes | List[bytes]
-    ):
+    ) -> List[
+        Add |
+        Arg |
+        Cmd |
+        Copy |
+        Entrypoint |
+        Env |
+        Expose |
+        Healthcheck |
+        Label |
+        Maintainer |
+        OnBuild |
+        Run |
+        Shell |
+        Stage |
+        StopSignal |
+        User |
+        Volume | 
+        Workdir
+    ]:
 
         if isinstance(dockerfile, str):
             self._file_data.extend(
                 dockerfile.split('\n')
             )
 
-        elif isinstance(bytes):
+        elif isinstance(dockerfile, bytes):
             self._file_data.extend(
                 dockerfile.decode().split('\n')
             )

dcrx/image.py

@@ -30,6 +30,7 @@
     Volume,
     Workdir
 )
+from .directive import Directives
 from .layers.mount_types import (
     BindMount,
     CacheMount,
@@ -96,9 +97,37 @@ def __init__(
             'tmpfs': lambda config: TMPFSMount(**config)
         }
 
+        self.directives = Directives()
+
     @property
     def full_name(self):
         return f'{self.name}:{self.tag}'
+
+    def from_string(
+        self,
+        dockerfile: str
+    ):
+        self.layers.extend(
+            self.directives.parse(dockerfile)
+        )
+
+        return self
+
+    def from_file(
+        self,
+        filepath: str
+    ):
+        filename = pathlib.Path(filepath).name
+        self.filename = filename
+
+        with open(filepath) as dockerfile:
+            self.layers.append(
+                self.directives.parse(
+                    dockerfile.readlines()
+                )
+            )
+
+        return self
 
     def to_string(self) -> str:
         return '\n\n'.join([