casing helpers

crates/templates_scaffolding_utils/Cargo.toml

@@ -20,3 +20,4 @@ thiserror = "1.0.58"
 file_tree_utils = { path = "../file_tree_utils" }
 build-fs-tree = "0.4"
 handlebars ="5.1.2"
+convert_case = "0.6.0"

crates/templates_scaffolding_utils/src/lib.rs

@@ -1,9 +1,10 @@
 use std::{collections::BTreeMap, path::PathBuf};
 
+use convert_case::{Case, Casing};
 use file_tree_utils::{
     file_content, find_files, flatten_file_tree, unflatten_file_tree, FileTree, FileTreeError,
 };
-use handlebars::Handlebars;
+use handlebars::{handlebars_helper, Handlebars};
 use regex::Regex;
 use serde::Serialize;
 use thiserror::Error;
@@ -217,3 +218,25 @@ pub fn render_template_file_tree_and_merge_with_existing<'a, T: Serialize>(
 
     Ok(file_tree)
 }
+
+pub fn register_case_helpers<'a>(mut h: Handlebars<'a>) -> Handlebars<'a> {
+    handlebars_helper!(title_case: |s: String| s.to_case(Case::Title));
+    h.register_helper("title_case", Box::new(title_case));
+
+    handlebars_helper!(lower_case: |s: String| s.to_case(Case::Lower));
+    h.register_helper("lower_case", Box::new(lower_case));
+
+    handlebars_helper!(snake_case: |s: String| s.to_case(Case::Snake));
+    h.register_helper("snake_case", Box::new(snake_case));
+
+    handlebars_helper!(kebab_case: |s: String| s.to_case(Case::Kebab));
+    h.register_helper("kebab_case", Box::new(kebab_case));
+
+    handlebars_helper!(camel_case: |s: String| s.to_case(Case::Camel));
+    h.register_helper("camel_case", Box::new(camel_case));
+
+    handlebars_helper!(pascal_case: |s: String| s.to_case(Case::Pascal));
+    h.register_helper("pascal_case", Box::new(pascal_case));
+
+    h
+}