From fa31fa96b8088e5157cbb9022f3e77664cf7e5d8 Mon Sep 17 00:00:00 2001
From: Melody Horn <melody@boringcactus.com>
Date: Thu, 25 Mar 2021 19:27:20 -0600
Subject: print out everything if asked to

---
 yapymake/__init__.py          |  3 +++
 yapymake/makefile/__init__.py | 34 ++++++++++++++++++++++++++++++++++
 yapymake/makefile/token.py    | 13 +++++++++++++
 3 files changed, 50 insertions(+)

diff --git a/yapymake/__init__.py b/yapymake/__init__.py
index 8a0c31d..c90c250 100644
--- a/yapymake/__init__.py
+++ b/yapymake/__init__.py
@@ -18,5 +18,8 @@ def main() -> None:
         assert file.first_non_special_target is not None
         targets = [file.first_non_special_target]
 
+    if these_args.print_everything:
+        print(file)
+
     for target in targets:
         file.target(target).update(file)
diff --git a/yapymake/makefile/__init__.py b/yapymake/makefile/__init__.py
index 70b61d8..ddd049d 100644
--- a/yapymake/makefile/__init__.py
+++ b/yapymake/makefile/__init__.py
@@ -48,6 +48,20 @@ class Makefile:
                 # TODO either discern command line vs MAKEFLAGS or don't pretend we can
                 self._macros[name] = (MacroSource.CommandLine, TokenString.text(value))
 
+    def __str__(self) -> str:
+        def header(text: str) -> str:
+            return text + '\n' + ('=' * len(text))
+        return '\n'.join([
+            header('Inference Rules'),
+            *[str(x) for x in self._inference_rules],
+            '',
+            header('Macros'),
+            *[f'{k}={v}' for k, (_, v) in self._macros.items()],
+            '',
+            header('Targets'),
+            *[str(x) for x in self._targets.values()],
+        ])
+
     def read(self, file: TextIO) -> None:
         lines_iter: PeekableIterator[str] = PeekableIterator(iter(file))
         for line in lines_iter:
@@ -263,6 +277,12 @@ class InferenceRule:
     s2: str
     commands: List['CommandLine']
 
+    def __str__(self) -> str:
+        return '\n'.join([
+            f'{self.s1}{self.s2}:',
+            *[f'\t{x}' for x in self.commands],
+        ])
+
 @dataclass()
 class Target:
     name: str
@@ -270,6 +290,12 @@ class Target:
     commands: List['CommandLine']
     already_updated: bool = False
 
+    def __str__(self) -> str:
+        return '\n'.join([
+            f'{self.name}: {" ".join(self.prerequisites)}',
+            *[f'\t{x}' for x in self.commands],
+        ])
+
     def _path(self) -> ImpurePath:
         return ImpurePath(self.name)
 
@@ -345,6 +371,14 @@ class CommandLine:
                 first_token.text = first_token.text[1:]
         self.execution_line = TokenString(list((first_token, *tokens_iter)))
 
+    def __str__(self) -> str:
+        return ''.join([
+            '-' if self.ignore_errors else '',
+            '@' if self.silent else '',
+            '+' if self.always_execute else '',
+            str(self.execution_line)
+        ])
+
     def execute(self, file: Makefile, current_target: 'Target') -> None:
         # POSIX:
         # > If the command prefix contains a <hyphen-minus>, or the -i option is present, or the special target .IGNORE
diff --git a/yapymake/makefile/token.py b/yapymake/makefile/token.py
index fd7de5b..57ad4f9 100644
--- a/yapymake/makefile/token.py
+++ b/yapymake/makefile/token.py
@@ -33,6 +33,9 @@ class TokenString(Iterable['Token']):
     def __repr__(self) -> str:
         return f'TokenString({repr(self._tokens)})'
 
+    def __str__(self) -> str:
+        return ''.join(str(x) for x in self._tokens)
+
     def split_once(self, delimiter: str) -> Optional[Tuple['TokenString', 'TokenString']]:
         result0: List[Token] = []
         self_iter = iter(self._tokens)
@@ -65,11 +68,21 @@ class Token:
 class TextToken(Token):
     text: str
 
+    def __str__(self) -> str:
+        return self.text
+
 @dataclass()
 class MacroToken(Token):
     name: str
     replacement: Optional[Tuple[TokenString, TokenString]]
 
+    def __str__(self) -> str:
+        if self.replacement is None:
+            return f'$({self.name})'
+        else:
+            r1, r2 = self.replacement
+            return f'$({self.name}:{r1}={r2})'
+
 macro_name = take_while1(lambda c: c.isalnum() or c in ['.', '_'])
 
 def macro_expansion_body(end: str) -> Parser[MacroToken]:
-- 
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