Merge pull request #191 from github/fixCap

fix snake_casing of camelCased identifiers

Author: aibaars

node-types/src/lib.rs

@@ -357,8 +357,8 @@ fn escape_name(name: &str) -> String {
             '-' => result.push_str("minus"),
             '@' => result.push_str("at"),
             _ if c.is_uppercase() => {
-                result.push_str(&c.to_lowercase().to_string());
-                result.push('_')
+                result.push('_');
+                result.push_str(&c.to_lowercase().to_string())
             }
             _ => result.push(c),
         }