[RFC] http: remove experimental dechunk! method

[Eric Wong <e@80x24.org>]

It was never used anywhere AFAIK and wastes precious bytes.
---
 RFC since this didn't go through a deprecation period, but it's
 never been documented or heavily publicized (but that goes for
 this entire project :P)

 ext/unicorn_http/unicorn_http.rl | 29 ---------------------------
 test/unit/test_http_parser_ng.rb | 43 ----------------------------------------
 2 files changed, 72 deletions(-)

diff --git a/ext/unicorn_http/unicorn_http.rl b/ext/unicorn_http/unicorn_http.rl
index 03b4726..4254540 100644
--- a/ext/unicorn_http/unicorn_http.rl
+++ b/ext/unicorn_http/unicorn_http.rl
@@ -590,34 +590,6 @@ static VALUE HttpParser_clear(VALUE self)
   return self;
 }
 
-/**
- * call-seq:
- *    parser.dechunk! => parser
- *
- * Resets the parser to a state suitable for dechunking response bodies
- *
- */
-static VALUE HttpParser_dechunk_bang(VALUE self)
-{
-  struct http_parser *hp = data_get(self);
-
-  http_parser_init(hp);
-
-  /*
-   * we don't care about trailers in dechunk-only mode,
-   * but if we did we'd set UH_FL_HASTRAILER and clear hp->env
-   */
-  if (0) {
-    rb_funcall(hp->env, id_clear, 0);
-    hp->flags = UH_FL_HASTRAILER;
-  }
-
-  hp->flags |= UH_FL_HASBODY | UH_FL_INBODY | UH_FL_CHUNKED;
-  hp->cs = http_parser_en_ChunkedBody;
-
-  return self;
-}
-
 static void advance_str(VALUE str, off_t nr)
 {
   long len = RSTRING_LEN(str);
@@ -918,7 +890,6 @@ void Init_unicorn_http(void)
   rb_define_alloc_func(cHttpParser, HttpParser_alloc);
   rb_define_method(cHttpParser, "initialize", HttpParser_init, 0);
   rb_define_method(cHttpParser, "clear", HttpParser_clear, 0);
-  rb_define_method(cHttpParser, "dechunk!", HttpParser_dechunk_bang, 0);
   rb_define_method(cHttpParser, "parse", HttpParser_parse, 0);
   rb_define_method(cHttpParser, "add_parse", HttpParser_add_parse, 1);
   rb_define_method(cHttpParser, "headers", HttpParser_headers, 2);
diff --git a/test/unit/test_http_parser_ng.rb b/test/unit/test_http_parser_ng.rb
index 0c81072..efd82e1 100644
--- a/test/unit/test_http_parser_ng.rb
+++ b/test/unit/test_http_parser_ng.rb
@@ -619,47 +619,4 @@ class HttpParserNgTest < Test::Unit::TestCase
     assert_equal expect, env2
     assert_equal "", @parser.buf
   end
-
-  def test_chunk_only
-    tmp = ""
-    assert_equal @parser, @parser.dechunk!
-    assert_nil @parser.filter_body(tmp, "6\r\n")
-    assert_equal "", tmp
-    assert_nil @parser.filter_body(tmp, "abcdef")
-    assert_equal "abcdef", tmp
-    assert_nil @parser.filter_body(tmp, "\r\n")
-    assert_equal "", tmp
-    src = "0\r\n\r\n"
-    assert_equal src.object_id, @parser.filter_body(tmp, src).object_id
-    assert_equal "", tmp
-  end
-
-  def test_chunk_only_bad_align
-    tmp = ""
-    assert_equal @parser, @parser.dechunk!
-    assert_nil @parser.filter_body(tmp, "6\r\na")
-    assert_equal "a", tmp
-    assert_nil @parser.filter_body(tmp, "bcde")
-    assert_equal "bcde", tmp
-    assert_nil @parser.filter_body(tmp, "f\r")
-    assert_equal "f", tmp
-    src = "\n0\r\n\r\n"
-    assert_equal src.object_id, @parser.filter_body(tmp, src).object_id
-    assert_equal "", tmp
-  end
-
-  def test_chunk_only_reset_ok
-    tmp = ""
-    assert_equal @parser, @parser.dechunk!
-    src = "1\r\na\r\n0\r\n\r\n"
-    assert_nil @parser.filter_body(tmp, src)
-    assert_equal "a", tmp
-    assert_equal src.object_id, @parser.filter_body(tmp, src).object_id
-
-    assert_equal @parser, @parser.dechunk!
-    src = "0\r\n\r\n"
-    assert_equal src.object_id, @parser.filter_body(tmp, src).object_id
-    assert_equal "", tmp
-    assert_equal src, @parser.filter_body(tmp, src)
-  end
 end
-- 
EW