Redis Vector Store - addition of similaritySearchVectorWithScore method and other updates

packages/components/nodes/vectorstores/Redis/utils.ts

@@ -0,0 +1,25 @@
+/*
+ * Escapes all '-' characters.
+ * Redis Search considers '-' as a negative operator, hence we need
+ * to escape it
+ */
+export const escapeSpecialChars = (str: string) => {
+    return str.replaceAll('-', '\\-')
+}
+
+export const escapeAllStrings = (obj: object) => {
+    Object.keys(obj).forEach((key: string) => {
+        // @ts-ignore
+        let item = obj[key]
+        if (typeof item === 'object') {
+            escapeAllStrings(item)
+        } else if (typeof item === 'string') {
+            // @ts-ignore
+            obj[key] = escapeSpecialChars(item)
+        }
+    })
+}
+
+export const unEscapeSpecialChars = (str: string) => {
+    return str.replaceAll('\\-', '-')
+}