feat: added parse error handling for simplefileresolver

CHANGELOG.md

@@ -18,11 +18,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/).
 -   Faster re-evaluation of configuration by reusing compiled configuration.
 -   Improved runtime error handling of WidgetNode casting.
 -   Caching for ParseConfig in re-evaluation system.
--   Proper error handling for invalid external module code.
+-   Proper error handling for runtime error in external module code.
 -   **call-fns** command for calling a Rhai function. Note: The function can only see poll/listen variables as their initial value.
 -   **update** command with **--inject-vars** flag to update widget state. Note: All poll/listen variables will reset to their initial values.
 -   `std::command` module for running shell commands.
 -   `INPUT_VAL` environment variable for Input widget commands (`onchange` and `onaccept`), containing the current text of the input field.
+-   Parse error handling for external module code.
 
 ### Changed
 

crates/iirhai/src/module_resolver.rs

@@ -1,4 +1,4 @@
-use crate::error::format_eval_error;
+use crate::error::{format_eval_error, format_parse_error};
 use rhai::{Engine, EvalAltResult, Module, ModuleResolver, Position, Scope, AST};
 use std::fs;
 use std::path::PathBuf;
@@ -43,7 +43,10 @@ impl ModuleResolver for SimpleFileResolver {
             EvalAltResult::ErrorSystem(format!("reading file: {full_path:?}"), e.into())
         })?;
 
-        let ast: AST = engine.compile(&script)?;
+        let ast: AST = engine.compile(&script).map_err(|e| {
+            log::error!("{}", format_parse_error(&e, &script));
+            e
+        })?;
         let scope = Scope::new();
         let mut module = Module::eval_ast_as_new(scope, &ast, engine).map_err(|e| {
             log::error!("{}", format_eval_error(&e, &script, engine));