all: move Parse and parse functions to document

Since the Parse return a *Document it should grouped into document.go
to make the code consistent.

4 files changed, 261 insertions, 259 deletions

diff --git a/document.go b/document.go
index efb2dad..c4bbd0c 100644
--- a/document.go
+++ b/document.go
@@ -132,6 +132,32 @@ func Open(file string) (doc *Document, err error) {
 	return doc, nil
 }
 
+// Parse the content into a Document.
+func Parse(content []byte) (doc *Document) {
+	doc = newDocument()
+	parse(doc, content)
+	return doc
+}
+
+func parse(doc *Document, content []byte) {
+	var (
+		docp *documentParser = newDocumentParser(doc, content)
+
+		sectLevel string
+		ok        bool
+	)
+
+	docp.parseHeader()
+	docp.doc.postParseHeader()
+
+	sectLevel, ok = doc.Attributes[metaNameSectNumLevel]
+	if ok {
+		doc.sectLevel, _ = strconv.Atoi(sectLevel)
+	}
+
+	docp.parseBlock(doc.preamble, 0)
+}
+
 // ToHTMLEmbedded convert the Document object into HTML with content only,
 // without header and footer.
 func (doc *Document) ToHTMLEmbedded(out io.Writer) (err error) {
diff --git a/document_parser.go b/document_parser.go
index 9992d75..608b95c 100644
--- a/document_parser.go
+++ b/document_parser.go
@@ -6,7 +6,6 @@ package asciidoctor
 import (
 	"bytes"
 	"fmt"
-	"strconv"
 
 	"github.com/shuLhan/share/lib/debug"
 )
@@ -19,13 +18,6 @@ type documentParser struct {
 	kind     int
 }
 
-// Parse the content into a Document.
-func Parse(content []byte) (doc *Document) {
-	doc = newDocument()
-	parse(doc, content)
-	return doc
-}
-
 func newDocumentParser(doc *Document, content []byte) (docp *documentParser) {
 	docp = &documentParser{
 		doc: doc,
@@ -37,25 +29,6 @@ func newDocumentParser(doc *Document, content []byte) (docp *documentParser) {
 	return docp
 }
 
-func parse(doc *Document, content []byte) {
-	var (
-		docp *documentParser = newDocumentParser(doc, content)
-
-		sectLevel string
-		ok        bool
-	)
-
-	docp.parseHeader()
-	docp.doc.postParseHeader()
-
-	sectLevel, ok = doc.Attributes[metaNameSectNumLevel]
-	if ok {
-		doc.sectLevel, _ = strconv.Atoi(sectLevel)
-	}
-
-	docp.parseBlock(doc.preamble, 0)
-}
-
 func parseSub(parentDoc *Document, content []byte) (subdoc *Document) {
 	var (
 		docp *documentParser
diff --git a/document_parser_test.go b/document_parser_test.go
index b5ed4d1..0f3d718 100644
--- a/document_parser_test.go
+++ b/document_parser_test.go
@@ -10,238 +10,6 @@ import (
 	"github.com/shuLhan/share/lib/test"
 )
 
-func TestParse_metaDocTitle(t *testing.T) {
-	type testCase struct {
-		content string
-	}
-
-	var (
-		expHTML string = `
-<div class="paragraph">
-<p>Abc begins on a bleary Monday morning.</p>
-</div>`
-	)
-
-	var cases = []testCase{{
-		content: `= Abc
-
-{doctitle} begins on a bleary Monday morning.`,
-	}, {
-		content: `:doctitle: Abc
-
-{doctitle} begins on a bleary Monday morning.`,
-	}}
-
-	var (
-		doc *Document
-		c   testCase
-		buf bytes.Buffer
-		err error
-	)
-
-	for _, c = range cases {
-		doc = Parse([]byte(c.content))
-		buf.Reset()
-		err = doc.ToHTMLEmbedded(&buf)
-		if err != nil {
-			t.Fatal(err)
-		}
-		test.Assert(t, "", expHTML, buf.String())
-	}
-}
-
-func TestParse_metaShowTitle(t *testing.T) {
-	type testCase struct {
-		desc    string
-		content string
-		expHTML string
-	}
-
-	var cases = []testCase{{
-		desc:    "default",
-		content: `= Abc`,
-		expHTML: `
-<div id="header">
-<h1>Abc</h1>
-<div class="details">
-</div>
-</div>
-<div id="content">
-<div id="preamble">
-<div class="sectionbody">
-</div>
-</div>
-</div>
-<div id="footer">
-<div id="footer-text">
-</div>
-</div>`,
-	}, {
-		desc: "with showtitle!",
-		content: `= Abc
-:showtitle!:`,
-		expHTML: `
-<div id="header">
-<div class="details">
-</div>
-</div>
-<div id="content">
-<div id="preamble">
-<div class="sectionbody">
-</div>
-</div>
-</div>
-<div id="footer">
-<div id="footer-text">
-</div>
-</div>`,
-	}}
-
-	var (
-		doc *Document
-		buf bytes.Buffer
-		c   testCase
-		err error
-	)
-
-	for _, c = range cases {
-		doc = Parse([]byte(c.content))
-		buf.Reset()
-		err = doc.ToHTMLBody(&buf)
-		if err != nil {
-			t.Fatal(err)
-		}
-		test.Assert(t, c.desc, c.expHTML, buf.String())
-	}
-}
-
-func TestParse_document_title(t *testing.T) {
-	type testCase struct {
-		content   string
-		expString string
-		exp       DocumentTitle
-	}
-
-	var cases = []testCase{{
-		content: `= Main: sub`,
-		exp: DocumentTitle{
-			Main: "Main",
-			Sub:  "sub",
-			sep:  defTitleSeparator,
-		},
-		expString: "Main: sub",
-	}, {
-		// Without space after separator
-		content: `= Main:sub`,
-		exp: DocumentTitle{
-			Main: "Main:sub",
-			sep:  defTitleSeparator,
-		},
-		expString: "Main:sub",
-	}, {
-		// With multiple separator after separator
-		content: `= a: b: c`,
-		exp: DocumentTitle{
-			Main: "a: b",
-			Sub:  "c",
-			sep:  defTitleSeparator,
-		},
-		expString: "a: b: c",
-	}, {
-		// With custom separator.
-		content: `:title-separator: x
-= Mainx sub`,
-		exp: DocumentTitle{
-			Main: "Main",
-			Sub:  "sub",
-			sep:  'x',
-		},
-		expString: "Mainx sub",
-	}}
-
-	var (
-		c   testCase
-		got *Document
-	)
-
-	for _, c = range cases {
-		got = Parse([]byte(c.content))
-		test.Assert(t, "Main", c.exp.Main, got.Title.Main)
-		test.Assert(t, "Sub", c.exp.Sub, got.Title.Sub)
-		test.Assert(t, "sep", c.exp.sep, got.Title.sep)
-		test.Assert(t, "String", c.expString, got.Title.String())
-	}
-}
-
-func TestParse_author(t *testing.T) {
-	type testCase struct {
-		desc    string
-		content string
-		exp     []*Author
-	}
-
-	var cases = []testCase{{
-		desc: "single author",
-		content: `= T
-A B`,
-		exp: []*Author{{
-			FirstName: "A",
-			LastName:  "B",
-			Initials:  "AB",
-		}},
-	}, {
-		desc: "single author with email",
-		content: `= T
-A B <a@b>`,
-		exp: []*Author{{
-			FirstName: "A",
-			LastName:  "B",
-			Initials:  "AB",
-			Email:     "a@b",
-		}},
-	}, {
-		desc: "multiple authors",
-		content: `= T
-A B <a@b>; C <c@c>; D e_f G <>;`,
-		exp: []*Author{{
-			FirstName: "A",
-			LastName:  "B",
-			Initials:  "AB",
-			Email:     "a@b",
-		}, {
-			FirstName: "C",
-			Initials:  "C",
-			Email:     "c@c",
-		}, {
-			FirstName:  "D",
-			MiddleName: "e f",
-			LastName:   "G",
-			Initials:   "DeG",
-		}},
-	}, {
-		desc: "meta author",
-		content: `= T
-:author: A B
-:email: a@b`,
-		exp: []*Author{{
-			FirstName: "A",
-			LastName:  "B",
-			Initials:  "AB",
-			Email:     "a@b",
-		}},
-	}}
-
-	var (
-		c   testCase
-		got *Document
-	)
-
-	for _, c = range cases {
-		got = Parse([]byte(c.content))
-		test.Assert(t, c.desc, c.exp, got.Authors)
-	}
-}
-
 func TestDocumentParser_parseHeader(t *testing.T) {
 	type testCase struct {
 		expDoc      func() *Document
diff --git a/document_test.go b/document_test.go
index fcc95db..2a5fc73 100644
--- a/document_test.go
+++ b/document_test.go
@@ -4,8 +4,11 @@
 package asciidoctor
 
 import (
+	"bytes"
 	"os"
 	"testing"
+
+	"github.com/shuLhan/share/lib/test"
 )
 
 func TestOpen(t *testing.T) {
@@ -31,3 +34,235 @@ func TestOpen(t *testing.T) {
 		t.Fatal(err)
 	}
 }
+
+func TestParse_metaDocTitle(t *testing.T) {
+	type testCase struct {
+		content string
+	}
+
+	var (
+		expHTML string = `
+<div class="paragraph">
+<p>Abc begins on a bleary Monday morning.</p>
+</div>`
+	)
+
+	var cases = []testCase{{
+		content: `= Abc
+
+{doctitle} begins on a bleary Monday morning.`,
+	}, {
+		content: `:doctitle: Abc
+
+{doctitle} begins on a bleary Monday morning.`,
+	}}
+
+	var (
+		doc *Document
+		c   testCase
+		buf bytes.Buffer
+		err error
+	)
+
+	for _, c = range cases {
+		doc = Parse([]byte(c.content))
+		buf.Reset()
+		err = doc.ToHTMLEmbedded(&buf)
+		if err != nil {
+			t.Fatal(err)
+		}
+		test.Assert(t, "", expHTML, buf.String())
+	}
+}
+
+func TestParse_metaShowTitle(t *testing.T) {
+	type testCase struct {
+		desc    string
+		content string
+		expHTML string
+	}
+
+	var cases = []testCase{{
+		desc:    "default",
+		content: `= Abc`,
+		expHTML: `
+<div id="header">
+<h1>Abc</h1>
+<div class="details">
+</div>
+</div>
+<div id="content">
+<div id="preamble">
+<div class="sectionbody">
+</div>
+</div>
+</div>
+<div id="footer">
+<div id="footer-text">
+</div>
+</div>`,
+	}, {
+		desc: "with showtitle!",
+		content: `= Abc
+:showtitle!:`,
+		expHTML: `
+<div id="header">
+<div class="details">
+</div>
+</div>
+<div id="content">
+<div id="preamble">
+<div class="sectionbody">
+</div>
+</div>
+</div>
+<div id="footer">
+<div id="footer-text">
+</div>
+</div>`,
+	}}
+
+	var (
+		doc *Document
+		buf bytes.Buffer
+		c   testCase
+		err error
+	)
+
+	for _, c = range cases {
+		doc = Parse([]byte(c.content))
+		buf.Reset()
+		err = doc.ToHTMLBody(&buf)
+		if err != nil {
+			t.Fatal(err)
+		}
+		test.Assert(t, c.desc, c.expHTML, buf.String())
+	}
+}
+
+func TestParse_document_title(t *testing.T) {
+	type testCase struct {
+		content   string
+		expString string
+		exp       DocumentTitle
+	}
+
+	var cases = []testCase{{
+		content: `= Main: sub`,
+		exp: DocumentTitle{
+			Main: "Main",
+			Sub:  "sub",
+			sep:  defTitleSeparator,
+		},
+		expString: "Main: sub",
+	}, {
+		// Without space after separator
+		content: `= Main:sub`,
+		exp: DocumentTitle{
+			Main: "Main:sub",
+			sep:  defTitleSeparator,
+		},
+		expString: "Main:sub",
+	}, {
+		// With multiple separator after separator
+		content: `= a: b: c`,
+		exp: DocumentTitle{
+			Main: "a: b",
+			Sub:  "c",
+			sep:  defTitleSeparator,
+		},
+		expString: "a: b: c",
+	}, {
+		// With custom separator.
+		content: `:title-separator: x
+= Mainx sub`,
+		exp: DocumentTitle{
+			Main: "Main",
+			Sub:  "sub",
+			sep:  'x',
+		},
+		expString: "Mainx sub",
+	}}
+
+	var (
+		c   testCase
+		got *Document
+	)
+
+	for _, c = range cases {
+		got = Parse([]byte(c.content))
+		test.Assert(t, "Main", c.exp.Main, got.Title.Main)
+		test.Assert(t, "Sub", c.exp.Sub, got.Title.Sub)
+		test.Assert(t, "sep", c.exp.sep, got.Title.sep)
+		test.Assert(t, "String", c.expString, got.Title.String())
+	}
+}
+
+func TestParse_author(t *testing.T) {
+	type testCase struct {
+		desc    string
+		content string
+		exp     []*Author
+	}
+
+	var cases = []testCase{{
+		desc: "single author",
+		content: `= T
+A B`,
+		exp: []*Author{{
+			FirstName: "A",
+			LastName:  "B",
+			Initials:  "AB",
+		}},
+	}, {
+		desc: "single author with email",
+		content: `= T
+A B <a@b>`,
+		exp: []*Author{{
+			FirstName: "A",
+			LastName:  "B",
+			Initials:  "AB",
+			Email:     "a@b",
+		}},
+	}, {
+		desc: "multiple authors",
+		content: `= T
+A B <a@b>; C <c@c>; D e_f G <>;`,
+		exp: []*Author{{
+			FirstName: "A",
+			LastName:  "B",
+			Initials:  "AB",
+			Email:     "a@b",
+		}, {
+			FirstName: "C",
+			Initials:  "C",
+			Email:     "c@c",
+		}, {
+			FirstName:  "D",
+			MiddleName: "e f",
+			LastName:   "G",
+			Initials:   "DeG",
+		}},
+	}, {
+		desc: "meta author",
+		content: `= T
+:author: A B
+:email: a@b`,
+		exp: []*Author{{
+			FirstName: "A",
+			LastName:  "B",
+			Initials:  "AB",
+			Email:     "a@b",
+		}},
+	}}
+
+	var (
+		c   testCase
+		got *Document
+	)
+
+	for _, c = range cases {
+		got = Parse([]byte(c.content))
+		test.Assert(t, c.desc, c.exp, got.Authors)
+	}
+}