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73 lines
2 KiB
Python
73 lines
2 KiB
Python
import argparse
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import csv
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import sys
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def check_name(kind, qualifiers, typ, name):
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if kind == "variable":
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return check_variable_name(qualifiers, typ, name)
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if kind in "class struct".split():
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if name[0] not in "CI":
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return "should start with 'C' (or 'I' for interfaces)"
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if len(name) < 2:
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return "must be at least two characters long"
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if not name[1].isupper():
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return "must start with an uppercase letter"
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if kind == "enum_constant":
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if not name.isupper():
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return "must only contain uppercase letters, digits and underscores"
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return None
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ALLOW = set("""
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dx dy
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fx fy
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mx my
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ix iy
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px py
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sx sy
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wx wy
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x0 x1
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y0 y1
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""".split())
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def check_variable_name(qualifiers, typ, name):
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if qualifiers == "" and typ == "" and name == "argc":
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return None
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if qualifiers == "" and typ == "pp" and name == "argv":
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return None
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if qualifiers == "cs":
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# Allow all uppercase names for constant statics.
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if name.isupper():
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return None
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qualifiers = "s"
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# Allow single lowercase letters as member and variable names.
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if qualifiers in ["m", ""] and len(name) == 1 and name.islower():
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return None
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prefix = "".join([qualifiers, "_" if qualifiers else "", typ])
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if not name.startswith(prefix):
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return f"should start with {prefix!r}"
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if name in ALLOW:
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return None
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name = name[len(prefix):]
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if not name[0].isupper():
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if prefix:
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return f"should start with an uppercase letter after the prefix {prefix!r}"
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return "should start with an uppercase letter"
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return None
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def main():
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p = argparse.ArgumentParser(description="Check identifiers (input via stdin in CSV format from extract_identifiers.py) for naming style in DDNet code")
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p.parse_args()
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identifiers = list(csv.DictReader(sys.stdin))
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unclean = False
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for i in identifiers:
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error = check_name(i["kind"], i["qualifiers"], i["type"], i["name"])
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if error:
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unclean = True
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print(f"{i['file']}:{i['line']}:{i['column']}: {i['name']}: {error}")
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return unclean
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if __name__ == "__main__":
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sys.exit(main())
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