Grabbed dndbeyond's source code

```
~/go/bin/sourcemapper -output ddb -jsurl https://media.dndbeyond.com/character-app/static/js/main.90aa78c5.js
```

ddb_main/tools/js/smartComponents/Icons/ProficiencyLevelIcon/ProficiencyLevelIcon.tsx

@@ -0,0 +1,63 @@
+import * as React from "react";
+
+import {
+  CharacterTheme,
+  Constants,
+} from "@dndbeyond/character-rules-engine/es";
+
+import HalfProficiencyIcon from "./HalfProficiencyIcon";
+import NoProficiencyIcon from "./NoProficiencyIcon";
+import ProficiencyIcon from "./ProficiencyIcon";
+import TwiceProficiencyIcon from "./TwiceProficiencyIcon";
+
+interface Props {
+  proficiencyLevel: number;
+  isModified: boolean;
+  theme?: CharacterTheme;
+}
+export default class ProficiencyLevelIcon extends React.PureComponent<Props> {
+  static defaultProps = {
+    isModified: false,
+  };
+
+  render() {
+    const { proficiencyLevel, isModified, theme } = this.props;
+
+    let IconComponent: React.ComponentType<any> | null = null;
+    let proficiencyVerbiage: string = "Not Proficient";
+
+    switch (proficiencyLevel) {
+      case Constants.ProficiencyLevelEnum.NONE:
+        IconComponent = NoProficiencyIcon;
+        break;
+      case Constants.ProficiencyLevelEnum.HALF:
+        IconComponent = HalfProficiencyIcon;
+        proficiencyVerbiage = "Half Proficient";
+        break;
+      case Constants.ProficiencyLevelEnum.FULL:
+        IconComponent = ProficiencyIcon;
+        proficiencyVerbiage = "Proficient";
+        break;
+      case Constants.ProficiencyLevelEnum.EXPERT:
+        IconComponent = TwiceProficiencyIcon;
+        proficiencyVerbiage = "Expert";
+        break;
+      default:
+      //not implemented
+    }
+
+    if (IconComponent === null) {
+      return null;
+    }
+
+    return (
+      <span aria-label={proficiencyVerbiage}>
+        <IconComponent
+          className="ddbc-proficiency-level-icon"
+          isModified={isModified}
+          theme={theme}
+        />
+      </span>
+    );
+  }
+}