Bundle language tools with CodeMirror package

packages/decodal-codemirror/src/format.d.ts

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+import type { EditorView } from '@codemirror/view';
+
+export interface FormatSuccess {
+  ok: true;
+  source: string;
+}
+
+export interface FormatFailure {
+  ok: false;
+  error: string;
+}
+
+export type FormatResult = FormatSuccess | FormatFailure;
+
+export declare function initDecodalFormatter(moduleOrPath?: RequestInfo | URL | Response | BufferSource | WebAssembly.Module): Promise<void>;
+export declare function formatDecodal(source: string): FormatResult;
+export declare function formatDecodalCommand(view: EditorView): boolean;

packages/decodal-codemirror/src/format.js

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+import initLanguageTools, { formatSource } from '../wasm/decodal_language_tools.js';
+
+let initialized = false;
+
+export async function initDecodalFormatter(moduleOrPath) {
+  await initLanguageTools(moduleOrPath);
+  initialized = true;
+}
+
+export function formatDecodal(source) {
+  if (!initialized) {
+    return { ok: false, error: 'Decodal formatter is not initialized' };
+  }
+  return JSON.parse(formatSource(source));
+}
+
+export function formatDecodalCommand(view) {
+  const result = formatDecodal(view.state.doc.toString());
+  if (!result.ok) return false;
+  view.dispatch({
+    changes: {
+      from: 0,
+      to: view.state.doc.length,
+      insert: result.source,
+    },
+  });
+  return true;
+}

packages/decodal-codemirror/src/format.js.d.ts

@@ -0,0 +1,17 @@
+import type { EditorView } from '@codemirror/view';
+
+export interface FormatSuccess {
+  ok: true;
+  source: string;
+}
+
+export interface FormatFailure {
+  ok: false;
+  error: string;
+}
+
+export type FormatResult = FormatSuccess | FormatFailure;
+
+export declare function initDecodalFormatter(moduleOrPath?: RequestInfo | URL | Response | BufferSource | WebAssembly.Module): Promise<void>;
+export declare function formatDecodal(source: string): FormatResult;
+export declare function formatDecodalCommand(view: EditorView): boolean;