Escape HTML characters in docs

This commit escapes HTML characters in docs (<, >, &) so that descriptions display correctly.

Author: russcam

api_generator/Cargo.toml

@@ -14,6 +14,7 @@ array_tool = "1.0.3"
 dialoguer = "0.3.0"
 flate2 = "~1"
 globset = "~0.4"
+html-escape = "0.2.11"
 Inflector = "0.11.4"
 indicatif = "0.12.0"
 itertools = "0.10.0"

api_generator/src/generator/code_gen/mod.rs

@@ -72,6 +72,10 @@ fn doc<I: Into<String>>(comment: I) -> syn::Attribute {
     }
 }
 
+fn doc_escaped<S: ?Sized + AsRef<str>>(comment: &S) -> syn::Attribute {
+    doc(html_escape::encode_text(comment))
+}
+
 fn stability_doc(stability: Stability) -> Option<syn::Attribute> {
     match stability {
         Stability::Experimental => Some(doc(r#"&nbsp;

api_generator/src/generator/code_gen/params.rs

@@ -60,11 +60,10 @@ fn generate_param(tokens: &mut Tokens, e: &ApiEnum) {
         })
         .unzip();
 
-    let doc = match &e.description {
-        Some(description) => Some(code_gen::doc(description)),
-        None => None,
-    };
-
+    let doc = e
+        .description
+        .as_ref()
+        .map(|description| code_gen::doc_escaped(description));
     let cfg_attr = e.stability.outer_cfg_attr();
     let cfg_doc = stability_doc(e.stability);
 

api_generator/src/generator/code_gen/request/request_builder.rs

@@ -433,7 +433,7 @@ impl<'a> RequestBuilder<'a> {
         let impl_ident = ident(&name);
         let field_ident = ident(&name);
         let doc_attr = match &f.1.description {
-            Some(docs) => vec![doc(docs)],
+            Some(docs) => vec![doc_escaped(docs)],
             _ => vec![],
         };
 

elasticsearch/src/async_search.rs

@@ -793,7 +793,7 @@ where
         self.size = Some(size);
         self
     }
-    #[doc = "A comma-separated list of <field>:<direction> pairs"]
+    #[doc = "A comma-separated list of &lt;field&gt;:&lt;direction&gt; pairs"]
     pub fn sort(mut self, sort: &'b [&'b str]) -> Self {
         self.sort = Some(sort);
         self

elasticsearch/src/root/mod.rs

@@ -1574,7 +1574,7 @@ where
         self.slices = Some(slices);
         self
     }
-    #[doc = "A comma-separated list of <field>:<direction> pairs"]
+    #[doc = "A comma-separated list of &lt;field&gt;:&lt;direction&gt; pairs"]
     pub fn sort(mut self, sort: &'b [&'b str]) -> Self {
         self.sort = Some(sort);
         self
@@ -7088,7 +7088,7 @@ where
         self.size = Some(size);
         self
     }
-    #[doc = "A comma-separated list of <field>:<direction> pairs"]
+    #[doc = "A comma-separated list of &lt;field&gt;:&lt;direction&gt; pairs"]
     pub fn sort(mut self, sort: &'b [&'b str]) -> Self {
         self.sort = Some(sort);
         self
@@ -9028,7 +9028,7 @@ where
         self.slices = Some(slices);
         self
     }
-    #[doc = "A comma-separated list of <field>:<direction> pairs"]
+    #[doc = "A comma-separated list of &lt;field&gt;:&lt;direction&gt; pairs"]
     pub fn sort(mut self, sort: &'b [&'b str]) -> Self {
         self.sort = Some(sort);
         self