mirror of
https://github.com/daylinmorgan/swydd.git
synced 2024-11-23 15:20:43 -06:00
refactor!: drop operators
This commit is contained in:
parent
115900bf83
commit
277f7f7c0c
GPG key ID:
950D13E9719334AD
3 changed files with 97 additions and 70 deletions
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@ -134,7 +134,9 @@ class Context:
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for task in self._tasks.values():
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if not task.targets:
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continue
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print(task.name)
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print(task.targets)
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print(task.needs)
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for target in task.targets:
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if not task.needs:
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self._graph.add_nodes(task, target, None)
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@ -151,7 +153,7 @@ class Context:
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ctx = Context()
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def define_env(key: str, value: str) -> None:
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def setenv(key: str, value: str) -> None:
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ctx._env.update({key: value})
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@ -183,18 +185,6 @@ class SwyddSubResult:
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class SwyddProc:
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"""
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usage:
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sub < proc("echo $WORD world", env={'WORD':'hello'})
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sub < (proc | "single proc")
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sub < (proc | "echo hello" | "wc -c")
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sub(proc("hello world").pipe("wc -c"))
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sub < (proc & "cat -a" & "echo unreachable")
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sub(proc("cat -a").then("echo unreachable")
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"""
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def __init__(
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self, cmd: str | None = None, output: bool = False, **kwargs: Any
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) -> None:
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@ -204,6 +194,10 @@ class SwyddProc:
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self.output = output
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self.cmd_kwargs = kwargs
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@classmethod
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def __call__(cls, *args, **kwargs) -> "SwyddProc":
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return cls(*args, **kwargs)
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def pipe(self, proc: "str | SwyddProc") -> "SwyddPipe | SwyddProc":
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if isinstance(proc, str):
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if self._cmd is None:
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@ -213,8 +207,8 @@ class SwyddProc:
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elif isinstance(proc, SwyddProc):
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return SwyddPipe(proc)
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def __or__(self, proc: "str | SwyddProc") -> "SwyddPipe | SwyddProc":
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return self.pipe(proc)
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# def __or__(self, proc: "str | SwyddProc") -> "SwyddPipe | SwyddProc":
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# return self.pipe(proc)
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def then(self, proc: "str | SwyddProc | SwyddSeq") -> "SwyddSeq":
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if self._cmd:
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@ -228,8 +222,8 @@ class SwyddProc:
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else:
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return SwyddSeq(SwyddProc(proc))
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def __and__(self, proc: "str | SwyddProc | SwyddSeq") -> "SwyddSeq":
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return self.then(proc)
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# def __and__(self, proc: "str | SwyddProc | SwyddSeq") -> "SwyddSeq":
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# return self.then(proc)
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def _build_kwargs(self) -> Dict[str, Any]:
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sub_kwargs: Dict[str, Any] = dict(env={**os.environ, **ctx._env})
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@ -297,8 +291,8 @@ class SwyddPipe:
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def pipe(self, proc: "str | SwyddProc | SwyddPipe") -> "SwyddPipe":
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return SwyddPipe(self, proc)
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def __or__(self, proc: "str | SwyddProc | SwyddPipe") -> "SwyddPipe":
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return self.pipe(proc)
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# def __or__(self, proc: "str | SwyddProc | SwyddPipe") -> "SwyddPipe":
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# return self.pipe(proc)
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class SwyddSeq:
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@ -319,8 +313,8 @@ class SwyddSeq:
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def then(self, proc: "str | SwyddProc | SwyddSeq") -> "SwyddSeq":
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return SwyddSeq(*self._procs, proc)
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def __and__(self, proc: "str | SwyddProc | SwyddSeq") -> "SwyddSeq":
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return self.then(proc)
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# def __and__(self, proc: "str | SwyddProc | SwyddSeq") -> "SwyddSeq":
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# return self.then(proc)
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def execute(self, output: bool = False) -> "SwyddSubResult":
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results = []
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@ -342,6 +336,7 @@ class SwyddSeq:
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return self.run() == 0
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# TODO: best interface for "get"
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class SwyddGet:
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def __call__(
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self, proc: str | SwyddProc | SwyddPipe | SwyddSeq, stdout=True, stderr=False
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@ -364,11 +359,11 @@ class SwyddGet:
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output += result.stderr.strip()
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return output
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def __lt__(self, proc: str | SwyddProc | SwyddPipe | SwyddSeq) -> str:
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return self.__call__(proc)
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def __lshift__(self, proc: str | SwyddProc | SwyddPipe | SwyddSeq) -> str:
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return self.__call__(proc, stdout=False, stderr=True)
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# def __lt__(self, proc: str | SwyddProc | SwyddPipe | SwyddSeq) -> str:
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# return self.__call__(proc)
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#
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# def __lshift__(self, proc: str | SwyddProc | SwyddPipe | SwyddSeq) -> str:
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# return self.__call__(proc, stdout=False, stderr=True)
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def _get_caller_path() -> Path:
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@ -392,22 +387,31 @@ class SwyddSub:
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else:
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raise ValueError(f"unspported type: {type(exec)}")
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def __lt__(self, proc: str | SwyddPipe | SwyddProc | SwyddSeq) -> bool:
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return self.__call__(proc)
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# TODO: change alias to not confuse with pathlib.Path?
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# asset / file ... partial to asset
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class SwyddPath:
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_root = None
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_path = None
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def __init__(self, p: Path | None = None) -> None:
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if p:
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self._path = p
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self._path = Path(p)
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@classmethod
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def __call__(cls, p: str) -> "SwyddPath":
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return cls.from_str(p)
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@classmethod
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def from_str(cls, p: str) -> "SwyddPath":
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return cls() / p
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def read(self) -> str:
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if self._path:
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return self._path.read_text()
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else:
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raise ValueError("path is not set")
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def __truediv__(self, p: str | Path) -> "SwyddPath":
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if not (root := self._root):
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root = _get_caller_path()
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@ -427,19 +431,27 @@ class SwyddPath:
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raise ValueError("todo")
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return self._path
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def write(self, txt: str) -> None:
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def _write_text(self, txt: str) -> "SwyddPath":
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p = self._check()
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p.parent.mkdir(exist_ok=True)
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p.write_text(txt + "\n")
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return self
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def append(self, txt: str) -> None:
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def write(self, src: "str | SwyddPath") -> "SwyddPath":
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if isinstance(src, str):
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return self._write_text(src)
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elif isinstance(src, SwyddPath):
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return self._write_text(src.read())
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def _append_text(self, txt: str) -> "SwyddPath":
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p = self._check()
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p.parent.mkdir(exist_ok=True)
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with p.open("a") as f:
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f.write(txt)
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f.write("\n")
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return self
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def __mod__(self, dst: "str | SwyddPath | Path") -> None:
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def rename(self, dst: "str | SwyddPath | Path") -> None:
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if isinstance(dst, str):
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dst_p = SwyddPath.from_str(
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dst
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@ -451,7 +463,7 @@ class SwyddPath:
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src_p = self._check()
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src_p.rename(dst_p)
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def __lt__(self, src: "str | SwyddPath") -> None:
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def copy(self, src: "str | SwyddPath") -> None:
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if isinstance(src, str):
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self.write(src)
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elif isinstance(src, SwyddPath):
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@ -459,8 +471,11 @@ class SwyddPath:
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src_p = src._check()
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shutil.copyfile(src_p, dst_p)
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def __lshift__(self, txt: str) -> None:
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self.append(txt)
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def append(self, src: "str | SwyddPath") -> "SwyddPath":
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if isinstance(src, str):
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return self._append_text(src)
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elif isinstance(src, SwyddPath):
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return self._append_text(src.read().strip())
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def task(func: Callable[..., Any]) -> Callable[..., None]:
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@ -573,14 +588,14 @@ def target_generator(
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if not (target_path := Path(target)).is_file():
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return func(*args, **kwargs)
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elif not needs:
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sys.stderr.write(f"{target} already exists\n")
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sys.stderr.write(f"{target_path} up to date, exiting\n")
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else:
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target_stats = target_path.stat()
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needs_stats = [Path(need).stat() for need in needs]
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if any((stat.st_mtime > target_stats.st_mtime for stat in needs_stats)):
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return func(*args, **kwargs)
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else:
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sys.stderr.write("doing nothing\n")
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sys.stderr.write(f"{target_path} up to date, exiting\n")
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return noop(*args, **kwargs)
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@ -736,6 +751,15 @@ def cli() -> None:
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SwyddPath(),
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)
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asset = SwyddPath()
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def geterr(*args, **kwargs) -> str:
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get_kwargs = dict(stderr=True, stdout=False)
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get_kwargs.update(kwargs)
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return get(*args, **get_kwargs)
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if __name__ == "__main__":
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sys.stderr.write("this module should not be invoked directly\n")
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sys.exit(1)
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21
tasks.py
21
tasks.py
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@ -5,7 +5,7 @@ __import__("sys").path.append("src")
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import shutil
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import sys
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from swydd import cli, get, option, path, sub, task
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from swydd import asset, cli, get, option, proc, sub, task
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@task
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@ -13,35 +13,36 @@ def bootstrap():
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"""setup swydd dev environment"""
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if not shutil.which("uv"):
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sys.exit("uv necessary for swydd development")
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sub < "uv sync"
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sub < "uv run pre-commit install"
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(proc("uv sync").then("uv run pre-commit install").run())
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@task
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def tests():
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"""run pytest"""
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sub < "uv run pytest"
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sub("uv run pytest")
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@task
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@option("skip-mypy", "skip mypy")
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def check(skip_mypy: bool = False):
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"""run pre-commit (and mypy)"""
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sub < "uv run pre-commit run --all"
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sub("uv run pre-commit run --all")
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if not skip_mypy:
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sub < "uv run mypy src/"
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sub("uv run mypy src/")
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@task
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def docs():
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"""build docs"""
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tags = get < "git tag --list"
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tags = get("git tag --list")
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versions = [line for line in tags.splitlines() if line.startswith("v")]
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for tag in versions:
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(path / f"docs/{tag}/swydd.py") < (
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get < f"git show {tag}:src/swydd/__init__.py"
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(
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asset(f"docs/{tag}/swydd.py").write(
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get(f"git show {tag}:src/swydd/__init__.py")
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)
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)
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(path / "docs/swydd.py") < (path / "src/swydd/__init__.py")
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asset("docs/swydd.py").write(asset("src/swydd/__init__.py"))
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cli()
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@ -1,34 +1,36 @@
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from swydd import SwyddPath, get, path, pipe, proc, seq, sub
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from swydd import SwyddPath, asset, get, geterr, pipe, proc, seq, sub
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def test_operators():
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assert sub < "echo 'hello'"
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def test_sub():
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assert sub("echo 'hello'")
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def test_pipes():
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assert sub < (
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pipe | "cat ../src/swydd/__init__.py" | "grep '__version__'" | "wc -l"
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assert sub(
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pipe("cat ../src/swydd/__init__.py").pipe("grep '__version__'").pipe("wc -l")
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)
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assert sub < (
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proc | "cat ../src/swydd/__init__.py" | "grep '__version__'" | "wc -l"
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assert sub(
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proc("cat ../src/swydd/__init__.py").pipe("grep '__version__'").pipe("wc -l")
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)
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def test_seqs():
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# -a is not an arg to cat so the subprocess should return false
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assert not sub < (seq & "cat -a" & "echo hello")
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assert not sub < (proc & "cat -a" & "echo hello")
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assert not sub(seq("cat -a").then("echo hello"))
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assert not sub(proc("cat -a").then("echo hello"))
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def test_capture():
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result = get < "ls src not-src"
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result = get("ls src not-src")
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assert result == "src:\nswydd"
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result = get << "ls src not-src"
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result = geterr("ls src not-src")
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assert result == "ls: cannot access 'not-src': No such file or directory"
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assert "hello part deux" == (get < seq & "echo 'hello'" & "echo hello part deux")
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assert "" == (get < (seq & "cp" & "echo hello part deux"))
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assert "hello part deux" == get(proc("echo 'hello'").then("echo hello part deux"))
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commands = proc("cp").then("echo hello part deux")
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assert "" == get(commands)
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assert "cp: missing file operand\nTry 'cp --help' for more information." == (
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get << (seq & "cp" & "echo hello part deux")
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geterr(commands)
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)
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@ -39,19 +41,19 @@ def check_result_file(file: SwyddPath, text: str) -> bool:
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def test_write_to_path():
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result_f = path / "products/result.txt"
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result_f = asset("products/result.txt")
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result_txt = "text to file"
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result_f < result_txt
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result_f.write(result_txt)
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assert check_result_file(result_f, result_txt + "\n")
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def test_copy_and_rename():
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src_f = path / "fixtures/input.txt"
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dst_f = path / "products/input.txt"
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dst_f < src_f
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src_f = asset("fixtures/input.txt")
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dst_f = asset("products/input.txt")
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dst_f.copy(src_f)
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assert check_result_file(dst_f, "data to copy to another file\n")
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dst_f % "products/input2.txt"
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dst_f.rename("products/input2.txt")
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assert check_result_file(
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path / "products/input2.txt", "data to copy to another file\n"
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asset("products/input2.txt"), "data to copy to another file\n"
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)
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