std: convert str::{map,levdistance,subslice_offset} to methods.

The first two become map_chars and lev_distance. Also, remove a few
allocations in rustdoc.

1 files changed, 2 insertions, 4 deletions

diff --git a/src/librustdoc/markdown_pass.rs b/src/librustdoc/markdown_pass.rs
index 17db7c24a7c..2e020cd9e5a 100644
--- a/src/librustdoc/markdown_pass.rs
+++ b/src/librustdoc/markdown_pass.rs
@@ -22,6 +22,7 @@ use markdown_writer::WriterFactory;
 use pass::Pass;
 use sort_pass;
 
+use core::iterator::IteratorUtil;
 use core::cell::Cell;
 use core::str;
 use core::vec;
@@ -466,10 +467,7 @@ fn write_variant(ctxt: &Ctxt, doc: doc::VariantDoc) {
 }
 
 fn list_item_indent(item: &str) -> ~str {
-    let mut indented = ~[];
-    for str::each_line_any(item) |line| {
-        indented.push(line);
-    }
+    let indented = item.any_line_iter().collect::<~[&str]>();
 
     // separate markdown elements within `*` lists must be indented by four
     // spaces, or they will escape the list context. indenting everything