fix: escape keywords in TypeName

pbjson-build/src/descriptor.rs

@@ -12,6 +12,8 @@ use prost_types::{
     FileDescriptorProto, FileDescriptorSet, MessageOptions, OneofDescriptorProto,
 };
 
+use crate::escape::escape_ident;
+
 #[derive(Debug, Clone, Ord, PartialOrd, Eq, PartialEq, Hash)]
 pub struct Package {
     path: Vec<TypeName>,
@@ -68,7 +70,7 @@ impl TypeName {
 
     pub fn to_snake_case(&self) -> String {
         use heck::ToSnakeCase;
-        self.0.to_snake_case()
+        escape_ident(self.0.to_snake_case())
     }
 
     pub fn to_upper_camel_case(&self) -> String {
@@ -299,4 +301,12 @@ mod tests {
             String::from("foo_bar.baz.boo")
         )
     }
+
+    #[test]
+    fn escape_keywords() {
+        assert_eq!(
+            Package::new("type.abstract").to_string(),
+            "r#type.r#abstract"
+        );
+    }
 }

pbjson-test/build.rs

@@ -13,6 +13,7 @@ fn main() -> Result<()> {
         root.join("syntax3.proto"),
         root.join("common.proto"),
         root.join("duplicate_name.proto"),
+        root.join("escape.proto"),
     ];
 
     // Tell cargo to recompile if any of these proto files are changed

pbjson-test/protos/escape.proto

@@ -0,0 +1,14 @@
+syntax = "proto3";
+package test.abstract.type.escape;
+
+message Target {
+    Abstract abstract = 1;
+}
+
+message Abstract {
+  Type type = 1;
+}
+
+message Type {
+    bool example = 1;
+}

pbjson-test/src/lib.rs

@@ -36,6 +36,16 @@ pub mod test {
         include!(concat!(env!("OUT_DIR"), "/test.duplicate_name.rs"));
         include!(concat!(env!("OUT_DIR"), "/test.duplicate_name.serde.rs"));
     }
+    pub mod escape {
+        include!(concat!(
+            env!("OUT_DIR"),
+            "/test.r#abstract.r#type.escape.rs"
+        ));
+        include!(concat!(
+            env!("OUT_DIR"),
+            "/test.r#abstract.r#type.escape.serde.rs"
+        ));
+    }
 }
 
 #[cfg(test)]