Add camelcase rule, import Error type from JS and rename get_inner_color to inner. (#44)

* Add camelcase rule to .eslintrc.js

* Import Error type from JS, rename crate::wrappers::Color::get_inner_color to crate::wrappers::Color::inner

client/web/wasm/src/wrappers.rs

@@ -1,3 +1,4 @@
+use crate::shims::Error;
 use graphite_editor_core::tools::{SelectAppendMode, ToolType};
 use graphite_editor_core::Color as InnerColor;
 use wasm_bindgen::prelude::*;
@@ -8,13 +9,16 @@ pub struct Color(InnerColor);
 #[wasm_bindgen]
 impl Color {
 	#[wasm_bindgen(constructor)]
-	pub fn new(red: f32, green: f32, blue: f32, alpha: f32) -> Self {
-		Self(InnerColor::from_rgbaf32(red, green, blue, alpha).unwrap_throw())
+	pub fn new(red: f32, green: f32, blue: f32, alpha: f32) -> Result<Color, JsValue> {
+		match InnerColor::from_rgbaf32(red, green, blue, alpha) {
+			Ok(v) => Ok(Self(v)),
+			Err(e) => Err(Error::new(&e.to_string()).into()),
+		}
 	}
 }
 
 impl Color {
-	pub fn get_inner_color(&self) -> InnerColor {
+	pub fn inner(&self) -> InnerColor {
 		self.0
 	}
 }