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42 lines
1.4 KiB
42 lines
1.4 KiB
import os |
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import re |
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import console |
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def get_app_class(template): |
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class App(template): |
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def F_main(self): |
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pattern = self.argv[1].encode("utf-8") |
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files = self.argv[2:] |
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if files: |
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prefix = len(files) > 1 |
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for file in files: |
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try: |
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with open(file, "rb") as f: |
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for line in f.readlines(): |
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if re.search(pattern, line): |
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self.console.write((f"{file}:".encode("utf-8") if prefix else b"") + line) |
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except OSError as e: |
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try: |
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os.listdir(file) |
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console.print(self.console, f"grep: {file}: Is a directory") |
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except OSError: |
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console.print(self.console, f"grep: {file}: No such file or directory") |
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self.exit() |
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else: |
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self.store["pattern"] = pattern |
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self.store["buffer"] = [] |
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self.jump("loop") |
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def F_loop(self): |
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try: |
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line = console.read(self.console, self.store["buffer"]) |
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except EOFError: |
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self.exit() |
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return |
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if line and re.search(self.store["pattern"], line): |
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self.console.write(line + b"\n") |
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return App
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