Use hash headers only.

README.md

@@ -1,7 +1,12 @@
 markdownfmt
 ===========
 
-Fork of github.com/shurcooL/markdownfmt that targets goldmark to render from parsed markdown AST.
+Fork of github.com/shurcooL/markdownfmt that targets:
+
+* Goldmark to render from parsed markdown AST.
+* Hash-based headers only.
+
+
 
 [![Build Status](https://travis-ci.org/Kunde21/markdownfmt.svg?branch=master)](https://travis-ci.org/Kunde21/markdownfmt) [![GoDoc](https://godoc.org/github.com/Kunde21/markdownfmt?status.svg)](https://godoc.org/github.com/Kunde21/markdownfmt)
 

markdown/main.go

@@ -159,10 +159,8 @@ func (_ *MarkdownFmtRenderer) stringWidth(s string) int {
 func (mr *MarkdownFmtRenderer) header(node *ast.Heading, text []byte) {
 	mr.spaceBeforeParagraph(node)
 
-	if node.Level >= 3 {
-		mr.buf.Write(bytes.Repeat([]byte{'#'}, node.Level))
-		mr.buf.WriteByte(' ')
-	}
+	mr.buf.Write(bytes.Repeat([]byte{'#'}, node.Level))
+	mr.buf.WriteByte(' ')
 
 	newBuf := bytes.NewBuffer(nil)
 
@@ -172,21 +170,7 @@ func (mr *MarkdownFmtRenderer) header(node *ast.Heading, text []byte) {
 		fmt.Fprintf(newBuf, " {#%s}", id)
 	}
 
-	slen := mr.stringWidth(newBuf.String())
-
 	mr.buf.Write(newBuf.Bytes())
-
-	switch node.Level {
-	case 1:
-		mr.buf.WriteByte('\n')
-		mr.buf.Write(mr.leader())
-		mr.buf.Write(bytes.Repeat([]byte{'='}, slen))
-	case 2:
-		mr.buf.WriteByte('\n')
-		mr.buf.Write(mr.leader())
-		mr.buf.Write(bytes.Repeat([]byte{'-'}, slen))
-	}
-
 	mr.buf.WriteString("\n")
 }
 

markdown/testfiles/example1.output.md

@@ -1,5 +1,4 @@
-Title
-=====
+# Title
 
 This is a new paragraph. I wonder if I have too many spaces. What about new paragraph. But the next one...
 
@@ -8,11 +7,9 @@ Is really new.
 1. Item one.
 2. Item TWO.
 
-Title
-=====
+# Title
 
-Subtitle
---------
+## Subtitle
 
 How about `this` and other stuff like *italic*, *underline italic*, **bold**, **bold spaces**.
 

markdown/testfiles/headers.same.md

@@ -1,52 +1,39 @@
-Header
-======
+# Header
 
-Hea *de* r
-==========
+# Hea *de* r
 
-Hea `de` r
-==========
+# Hea `de` r
 
-Header
-------
+## Header
 
 text
 
-Header
-======
+# Header
 
-Header
-------
+## Header
 
 ### Header
 
 text
 
-Header
-======
+# Header
 
-Header
-======
+# Header
 
-Header {#custom}
-================
+# Header {#custom}
 
 ### Header {#custom}
 
 > quote
 >
-> Header
-> ======
+> # Header
 >
-> Header
-> ------
+> ## Header
 
 Paragraph
 
-> Header
-> ======
+> # Header
 >
-> Header {#custom}
-> ----------------
+> ## Header {#custom}
 >
 > ### Header {#custom}

markdown/testfiles/reference.same.md

@@ -1,5 +1,4 @@
-An h1 header
-============
+# An h1 header
 
 Paragraphs are separated by a blank line.
 
@@ -24,8 +23,7 @@ Trying items.
 
 Last paragraph here.
 
-An h2 header
-------------
+## An h2 header
 
 - Paragraph right away.
 - **Big item**: Right away after header.
@@ -101,8 +99,7 @@ The outer pipes (|) are optional, and you don't need to make the raw Markdown li
 | *Still*  | `renders` | **nicely** |
 | 1        | 2         | 3          |
 
-Nested Lists
-============
+# Nested Lists
 
 ### Codeblock within list
 
@@ -147,8 +144,7 @@ Para
 
 - Item 3
 
-Line Breaks
-===========
+# Line Breaks
 
 Some text with two trailing spaces for linebreak.  
 More text immediately after.  

markdown/testfiles/things-inside-blocks.same.md

@@ -97,13 +97,11 @@ List can have things inside
    >
    > > why not
 
-6. Header
-   ======
+6. # Header
 
 7. Text can have
 
-   Header
-   ======
+   # Header
 
    or
 

markdown/testfiles/widechar.output.md

@@ -1,10 +1,7 @@
-タイトル
-========
+# タイトル
 
-サブタイトル
-------------
+## サブタイトル
 
-aaa/あああ
-----------
+## aaa/あああ
 
 s