implement better generic text and part of header method

PyTeX/format/formatting_config.py

@@ -17,11 +17,10 @@ class FormattingConfig(Config):
         self._include_repo_version: Optional[bool] = None
         self._include_repo_info_text: Optional[bool] = None
 
-        self._extra_header: Optional[List[str]] = None
+        self._extra_header: Optional[GenericText] = None
         self._author: Optional[str] = None
         self._licenses = Optional[List[GenericText]]
         self._version: Optional[str] = None
-        self._extra_header_file: Optional[GenericText] = None
         self._pytex_version: Optional[GitVersionInfo] = None
         self._pytex_info_text: Optional[GenericText] = None
         self._repo_version: Optional[GitVersionInfo] = None
@@ -103,9 +102,9 @@ class FormattingConfig(Config):
             return self._include_repo_info_text
 
     @property
-    def extra_header(self) -> list:
+    def extra_header(self) -> GenericText:
         if self._extra_header is None:
-            return []
+            return GenericText([])
         else:
             return self._extra_header
 

PyTeX/format/generic_text.py

@@ -23,6 +23,15 @@ class GenericText:
                 raise NotImplementedError
         return self._content
 
+    @text.setter
+    def text(self, content: Union[List[str], Path]) -> None:
+        if isinstance(content, List):
+            self._content = content
+            self._path = None
+        else:
+            self._content = None
+            self._path = content
+
     def format(self, **kwargs) -> str:
         for line in self._content:
             try:
@@ -30,3 +39,12 @@ class GenericText:
             except ValueError:
                 raise NotImplementedError
         return '\n'.join(self._content)
+
+    def __add__(self, other):
+        if isinstance(other, GenericText):
+            return GenericText(self.text + other.text)
+        else:
+            return GenericText(self.text + other)
+
+    def __iadd__(self, other):
+        self.text = self + other

PyTeX/format/pytex_formatter.py

@@ -5,6 +5,7 @@ from .enums import TeXType, TeXFlavour
 from .formatterif import FormatterIF
 from .generic_text import GenericText
 
+
 class PyTeXFormatter(FormatterIF):
     def __init__(
             self,
@@ -35,5 +36,22 @@ class PyTeXFormatter(FormatterIF):
             if not(
                 self.config.include_extra_header
                 or self.config.include_build_time
+                or self.config.include_pytex_version
+                or self.config.include_pytex_info_text
+                or self.config.include_repo_version
+                or self.config.include_repo_info_text
             ):
-                pass
+                self._header = GenericText([])
+            else:
+                self._header = GenericText([])
+                # TODO: handle license
+                if self.config.include_extra_header:
+                    self._header += self.config.extra_header + ['']
+                if self.config.include_repo_info_text:
+                    self._header += self.config.repo_info_text
+                if self.config.include_pytex_info_text:
+                    self._header += self.config.pytex_info_text + ['']
+
+                ## TODO handle rest
+
+        return self._header