Remove a couple of clones

2 files changed, 6 insertions, 7 deletions

diff --git a/src/parser.rs b/src/parser.rs
index 3361baf..1e689ee 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -10,8 +10,8 @@ use crate::{Constructs, Options};
 /// Importantly, this contains a set of known definitions.
 /// It also references the input value as [`Code`][]s.
 #[derive(Debug)]
-pub struct ParseState {
-    pub constructs: Constructs,
+pub struct ParseState<'a> {
+    pub constructs: &'a Constructs,
     /// List of codes.
     pub codes: Vec<Code>,
     /// Set of defined identifiers.
@@ -21,9 +21,9 @@ pub struct ParseState {
 /// Turn a string of markdown into events.
 ///
 /// Passes the codes back so the compiler can access the source.
-pub fn parse(value: &str, options: &Options) -> (Vec<Event>, ParseState) {
+pub fn parse<'a>(value: &str, options: &'a Options) -> (Vec<Event>, ParseState<'a>) {
     let mut parse_state = ParseState {
-        constructs: options.constructs.clone(),
+        constructs: &options.constructs,
         codes: parse_codes(value),
         definitions: vec![],
     };
diff --git a/src/tokenizer.rs b/src/tokenizer.rs
index 4e184f4..8813bdc 100644
--- a/src/tokenizer.rs
+++ b/src/tokenizer.rs
@@ -203,7 +203,7 @@ pub struct Tokenizer<'a> {
     /// List of names associated with attached resolvers.
     resolver_ids: Vec<String>,
     /// Shared parsing state across tokenizers.
-    pub parse_state: &'a ParseState,
+    pub parse_state: &'a ParseState<'a>,
     /// Stack of label (start) that could form images and links.
     ///
     /// Used when tokenizing [text content][crate::content::text].
@@ -235,7 +235,7 @@ pub struct Tokenizer<'a> {
 
 impl<'a> Tokenizer<'a> {
     /// Create a new tokenizer.
-    pub fn new(point: Point, index: usize, parse_state: &'a ParseState) -> Tokenizer {
+    pub fn new(point: Point, index: usize, parse_state: &'a ParseState) -> Tokenizer<'a> {
         Tokenizer {
             previous: Code::None,
             current: Code::None,
@@ -701,7 +701,6 @@ fn feed_impl(
     codes: &[Code],
     start: impl FnOnce(&mut Tokenizer, Code) -> StateFnResult + 'static,
 ) -> StateFnResult {
-    let codes = codes;
     let mut state = State::Fn(Box::new(start));
     let mut index = 0;