Blank function definitions (unimplemented) for the markdown link parser using nom

Cargo.toml

@@ -19,6 +19,7 @@ clap = "2.2.1"
 handlebars = "0.20.0"
 rustc-serialize = "0.3.18"
 pulldown-cmark = "0.0.8"
+nom = "1.2.3"
 
 # Watch feature
 notify = { version = "2.5.5", optional = true }

src/parse/mod.rs

@@ -1,3 +1,4 @@
 pub use self::summary::construct_bookitems;
 
 pub mod summary;
+pub mod nom;

src/parse/nom.rs

@@ -0,0 +1,31 @@
+extern crate nom;
+
+use self::nom::IResult;
+
+#[derive(Debug, Clone)]
+struct Link {
+    title: String,
+    destination: String,
+}
+
+/// Parser for markdown links:  `[title](destination)`
+/// From the Common Mark spec:
+///
+/// Brackets are allowed in the link text only if
+///   (a) they are backslash-escaped or
+///   (b) they appear as a matched pair of brackets,
+///       with an open bracket [, a sequence of zero or more inlines, and a close bracket ].
+///
+fn link(i: &[u8]) -> IResult<&[u8], Link> {
+    unimplemented!();
+}
+
+/// Parser for parsing the title part of the link: [title](destination)
+///                                                ^^^^^^^
+fn link_text(i: &[u8]) -> IResult<&[u8], String> {
+    unimplemented!();
+}
+
+fn link_destination(i: &[u8]) -> IResult<&[u8], String> {
+    unimplemented!();
+}