def parse_xcode_pattern()

in python/moz/l10n/formats/xliff/parse_xcode.py [0:0]

• 37 lines of code
• 10 McCabe index (conditional complexity)

def parse_xcode_pattern(src: str | None) -> Iterator[str | Expression]:
    if not src:
        return
    pos = 0
    for m in printf.finditer(src):
        start = m.start()
        if start > pos:
            yield src[pos:start]
        source = m[0]
        format = source[-1]
        if format == "%":
            yield Expression("%", attributes={"source": source})
        else:
            name: str
            func: str | None
            # TODO post-py38: should be a match
            if format in {"c", "C", "s", "S"}:
                name = "str"
                func = "string"
            elif format in {"d", "D", "o", "O", "p", "u", "U", "x", "X"}:
                name = "int"
                func = "integer"
            elif format in {"a", "A", "e", "E", "f", "g", "G"}:
                name = "num"
                func = "number"
            else:
                name = "arg"
                func = None
            if m[1]:
                name += m[1][0]
            yield Expression(
                VariableRef(name),
                func,
                attributes={"source": source},
            )
        pos = m.end()
    if pos < len(src):
        yield src[pos:]