End of Life Ruby 3.2 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

class method

StringScanner.must_C_version

static VALUE
strscan_s_mustc(VALUE self)
{
    return self;
}

This method is defined for backward compatibility.

See also .new #<< also in 3.3 · 3.1 · 3.0

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