initial commit: scaffolding

1 files changed, 16 insertions, 0 deletions

diff --git a/node_modules/rxjs/src/internal/util/mapOneOrManyArgs.ts b/node_modules/rxjs/src/internal/util/mapOneOrManyArgs.ts
new file mode 100644
index 0000000..ded1420
--- /dev/null
+++ b/node_modules/rxjs/src/internal/util/mapOneOrManyArgs.ts
@@ -0,0 +1,16 @@
+import { OperatorFunction } from "../types";
+import { map } from "../operators/map";
+
+const { isArray } = Array;
+
+function callOrApply<T, R>(fn: ((...values: T[]) => R), args: T|T[]): R {
+    return isArray(args) ? fn(...args) : fn(args);
+}
+
+/**
+ * Used in several -- mostly deprecated -- situations where we need to 
+ * apply a list of arguments or a single argument to a result selector.
+ */
+export function mapOneOrManyArgs<T, R>(fn: ((...values: T[]) => R)): OperatorFunction<T|T[], R> {
+    return map(args => callOrApply(fn, args))
+}
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