Module: Spandx::Core::CsvParser

Defined in:
ext/spandx/spandx.c

Class Method Summary collapse

Class Method Details

.parse(line) ⇒ Object

"name","version",""\r\n



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# File 'ext/spandx/spandx.c', line 14

VALUE parse(VALUE self, VALUE line)
{
  if (NIL_P(line)) return Qnil;

  char *p;

  p = RSTRING_PTR(line);
  if (*p != '"') return Qnil;

  const VALUE items = rb_ary_new2(3);
  const char *s, *n;
  const long len = RSTRING_LEN(line);
  enum { open, closed } state = closed;

  for (int i = 0; i < len && *p; i++) {
    if (*p == '"') {
      n = p;
      if (i < (len - 1)) *n++;

      if (state == closed) {
        s = n;
        state = open;
      } else if (state == open) {
        if (!*n || n == p || *n == ',' || *n == NEWLINE) {
          rb_ary_push(items, rb_str_new(s, p - s));
          state = closed;
        }
      }
    }
    *(p++);
  }

  return items;
}