1 files changed, 57 insertions, 0 deletions
diff --git a/devtools/client/debugger/src/actions/sources/symbols.js b/devtools/client/debugger/src/actions/sources/symbols.js
new file mode 100644
index 0000000000..b8f3386482
--- /dev/null
+++ b/devtools/client/debugger/src/actions/sources/symbols.js
@@ -0,0 +1,57 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
+
+import { getSymbols, getSourceActorForSymbols } from "../../selectors";
+
+import { PROMISE } from "../utils/middleware/promise";
+import { loadSourceText } from "./loadSourceText";
+
+import { memoizeableAction } from "../../utils/memoizableAction";
+import { fulfilled } from "../../utils/async-value";
+
+async function doSetSymbols(
+  cx,
+  source,
+  sourceActor,
+  { dispatch, getState, parserWorker }
+) {
+  const sourceId = source.id;
+
+  await dispatch(loadSourceText(cx, source, sourceActor));
+
+  await dispatch({
+    type: "SET_SYMBOLS",
+    cx,
+    sourceId,
+    // sourceActor can be null for original and pretty-printed sources
+    sourceActorId: sourceActor ? sourceActor.actor : null,
+    [PROMISE]: parserWorker.getSymbols(sourceId),
+  });
+}
+
+export const setSymbols = memoizeableAction("setSymbols", {
+  getValue: ({ source, sourceActor }, { getState }) => {
+    if (source.isWasm) {
+      return fulfilled(null);
+    }
+
+    const symbols = getSymbols(getState(), source);
+    if (!symbols) {
+      return null;
+    }
+
+    // Also check the spcific actor for the cached symbols
+    if (
+      sourceActor &&
+      getSourceActorForSymbols(getState(), source) !== sourceActor.actor
+    ) {
+      return null;
+    }
+
+    return fulfilled(symbols);
+  },
+  createKey: ({ source }) => source.id,
+  action: ({ cx, source, sourceActor }, thunkArgs) =>
+    doSetSymbols(cx, source, sourceActor, thunkArgs),
+});