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|
package book
import acyclic.file
import scala.collection.mutable
import scalatags.Text.all._
case class pureTable(header: Frag*){
def apply(content: Frag*) = {
table(cls:="pure-table pure-table-horizontal half-table")(
thead(header),
tbody(content)
)
}
}
object sect{
var indent = 0
val headers = Seq[((String, String, Frag) => scalatags.Text.Tag, Option[Frag => Frag])](
((h, s, l) => div(cls:="header")(
h1(h, l),
h2(s)
), Some(f => div(cls:="content", f))),
((h, s, l) => div(cls:="header")(
h1(id:=munge(h), h, l),
br
), None),
(h1(_, _, _), None),
(h2(_, _, _), None),
(h3(_, _, _), None),
(h4(_, _, _), None),
(h5(_, _, _), None),
(h6(_, _, _), None)
)
var structure = Node("root", mutable.Buffer.empty)
val usedRefs = mutable.Set.empty[String]
def ref(s: String) = {
usedRefs += s
a(s, href:=s"#${munge(s)}")
}
def munge(name: String) = {
name.replace(" ", "")
}
}
case class sect(name: String, subname: String = ""){
sect.indent += 1
val newNode = Node(name, mutable.Buffer.empty)
val (headerWrap, contentWrap) = sect.headers(sect.indent-1)
sect.structure.children.append(newNode)
val prev = sect.structure
sect.structure = newNode
def apply(args: Frag*) = {
val wrappedContents = contentWrap.getOrElse((x: Frag) => x)(args)
val headingAnchor = a(
cls:="header-link",
href:=s"#${sect.munge(name)}",
" ",
i(cls:="fa fa-link")
)
val res = Seq[Frag](
headerWrap(name, subname, headingAnchor)(
cls:="content-subhead",
id:=sect.munge(name)
),
wrappedContents
)
sect.indent -= 1
sect.structure = prev
res
}
}
case class Node(name: String, children: mutable.Buffer[Node])
object lnk{
val usedLinks = mutable.Set.empty[String]
def apply(name: String, url: String) = {
usedLinks.add(url)
a(name, href:=url)
}
}
object hl{
def highlight(snippet: Seq[String], lang: String) = {
val string = snippet.mkString
val lines = string.split("\n", -1)
if (lines.length == 1){
code(cls:=lang + " highlight-me", lines(0), padding:=0, display:="inline")
}else{
val minIndent = lines.map(_.takeWhile(_ == ' ').length)
.filter(_ > 0)
.min
val stripped = lines.map(_.drop(minIndent))
.dropWhile(_ == "")
.mkString("\n")
pre(code(cls:=lang + " highlight-me", stripped))
}
}
def javascript(code: String*) = highlight(code, "javascript")
def scala(code: String*) = highlight(code, "scala")
def bash(code: String*) = highlight(code, "bash")
def diff(code: String*) = highlight(code, "diff")
def html(code: String*) = highlight(code, "xml")
def ref(filepath: String, start: String = "", end: String = "\n") = {
val lang = filepath.split('.').last match {
case "js" => "javascript"
case "scala" => "scala"
case "sbt" => "scala"
case "sh" => "bash"
case "html" => "xml"
case x =>
println("??? " + x)
???
}
val lines = io.Source.fromFile(filepath).getLines().toVector
def indent(line: String) = line.takeWhile(_.isWhitespace).length
val startLine = lines.indexWhere(_.contains(start))
if (startLine == -1){
throw new Exception("Can't find marker: " + start)
}
val whitespace = indent(lines(startLine))
val endLine = lines.indexWhere(
line => line.contains(end) || (indent(line) < whitespace && line.trim != ""),
startLine
)
val sliced =
if (endLine == -1) lines.drop(startLine)
else lines.slice(startLine, endLine)
val blob = sliced.map(_.drop(whitespace)).mkString("\n")
pre(code(cls:=lang + " highlight-me", blob))
}
}
|
