WIP: Return type

Author: znorman-harris

libs/parsing/index/src/lib/post-process/populate-type/return/populate-return-type.ts

@@ -0,0 +1,44 @@
+import { CancellationToken } from '@idl/cancellation-tokens';
+import { IParsed } from '@idl/parsing/syntax-tree';
+import {
+  GLOBAL_TOKEN_TYPES,
+  GlobalFunctionMethodToken,
+  GlobalFunctionToken,
+  IDLTypeHelper,
+  IGlobalIndexedToken,
+} from '@idl/types/core';
+
+import { IDLIndex } from '../../../idl-index.class';
+
+/**
+ * What global tokens do we try and get return types for
+ */
+const RETURN_TYPES_FOR: { [key: string]: undefined } = {};
+RETURN_TYPES_FOR[GLOBAL_TOKEN_TYPES.FUNCTION] = undefined;
+RETURN_TYPES_FOR[GLOBAL_TOKEN_TYPES.FUNCTION_METHOD] = undefined;
+
+/**
+ * Populates the return type for functions
+ */
+export function PopulateReturnType(
+  index: IDLIndex,
+  parsed: IParsed,
+  cancel: CancellationToken
+) {
+  /**
+   * Find functions to process
+   */
+  const functions = (
+    parsed.global.filter(
+      (global) =>
+        global.type in RETURN_TYPES_FOR && !global.name.endsWith('::init')
+    ) as IGlobalIndexedToken<GlobalFunctionToken | GlobalFunctionMethodToken>[]
+  ).filter((global) => !IDLTypeHelper.isAnyType(global.meta.returns));
+
+  /**
+   * Do nothing if we have no matches
+   */
+  if (functions.length === 0) {
+    return;
+  }
+}