message: use "let if"
diff: @@ -144,18 +144,17 @@ impl HeaderTable {
  }
  pub fn get_dynamic(&self, index: u64, base: u64, post: bool) -> Res<&DynamicTableEntry> {
  - let inx: u64;
  - if post {
  + let inx = if post {
  if self.base < (base + index + 1) {
  return Err(Error::HeaderLookup);
  }
  - inx = self.base - (base + index + 1);
  + self.base - (base + index + 1)
  } else {
  if (self.base + index) < base {
  return Err(Error::HeaderLookup);
  }
  - inx = (self.base + index) - base;
  - }
  + (self.base + index) - base
  + };
  self.get_dynamic_with_relative_index(inx)
  }
  