Remove deprecated `--atx-headers` option.

3 files changed, 3 insertions, 17 deletions

diff --git a/MANUAL.txt b/MANUAL.txt
index db561cf7d..7581fb3c1 100644
--- a/MANUAL.txt
+++ b/MANUAL.txt
@@ -1024,10 +1024,6 @@ header when requesting a document from a URL:
     ATX-style headings are always used for levels 3+.
     This option also affects Markdown cells in `ipynb` output.
 
-`--atx-headers`
-
-:   *Deprecated synonym for `--markdown-headings=atx`.*
-
 `--list-tables`
 
 :   Render tables as list tables in RST output.
@@ -3192,7 +3188,7 @@ for other formats are covered.
 
 Note that markdown extensions added to the `ipynb` format
 affect Markdown cells in Jupyter notebooks (as do command-line
-options like `--atx-headers`).
+options like `--markdown-headings`).
 
 ## Typography
 
@@ -6890,8 +6886,8 @@ translating between Markdown and ipynb notebooks.
 Note that options and extensions that affect reading and
 writing of Markdown will also affect Markdown cells in ipynb
 notebooks.  For example, `--wrap=preserve` will preserve
-soft line breaks in Markdown cells; `--atx-headers` will
-cause ATX-style headings to be used; and `--preserve-tabs` will
+soft line breaks in Markdown cells; `--markdown-headings=setext` will
+cause Setext-style headings to be used; and `--preserve-tabs` will
 prevent tabs from being turned to spaces.
 
 # Syntax highlighting
diff --git a/src/Text/Pandoc/App/CommandLineOptions.hs b/src/Text/Pandoc/App/CommandLineOptions.hs
index 882d94cd2..50925c942 100644
--- a/src/Text/Pandoc/App/CommandLineOptions.hs
+++ b/src/Text/Pandoc/App/CommandLineOptions.hs
@@ -564,14 +564,6 @@ options =
                   "block|section|document")
                  "" -- "Accepting or reject MS Word track-changes.""
 
-    , Option "" ["atx-headers"]
-                 (NoArg
-                  (\opt -> do
-                    deprecatedOption "--atx-headers"
-                      "Use --markdown-headings=atx instead."
-                    return opt { optSetextHeaders = False } ))
-                 "" -- "Use atx-style headers for markdown"
-
     , Option "" ["markdown-headings"]
                   (ReqArg
                     (\arg opt -> do
diff --git a/src/Text/Pandoc/App/Opt.hs b/src/Text/Pandoc/App/Opt.hs
index 578a507b7..70adde3e3 100644
--- a/src/Text/Pandoc/App/Opt.hs
+++ b/src/Text/Pandoc/App/Opt.hs
@@ -603,8 +603,6 @@ doOpt (k,v) = do
              return (\o -> o{ optPdfEngineOpts = [unpack x] }))
     "slide-level" ->
       parseJSON v >>= \x -> return (\o -> o{ optSlideLevel = x })
-    "atx-headers" ->
-      parseJSON v >>= \x -> return (\o -> o{ optSetextHeaders = not x })
     "markdown-headings" ->
       parseJSON v >>= \x -> return (\o ->
         case T.toLower x of