Fix #397: str/index-of + str/last-index-of

squint-cljs · Dec 16, 2023 · a16d829 · a16d829
1 parent 7398632
commit a16d829
Showing 1 changed file with 17 additions and 1 deletion.
diff --git a/src/squint/string.js b/src/squint/string.js
@@ -1,6 +1,6 @@
 /*eslint no-unused-vars: ["error", { "varsIgnorePattern": "^_", "argsIgnorePattern": "^_", "destructuredArrayIgnorePattern": "^_"}]*/
 
-import { iterable, string_QMARK_ } from './core.js';
+import { iterable, neg_QMARK_, string_QMARK_ } from './core.js';
 
 export function blank_QMARK_(s) {
   if (!s) return true;
@@ -110,3 +110,19 @@ export function replace(s, match, replacement) {
 export function split_lines(s) {
   return split(s, /\n|\r\n/);
 }
+
+export function index_of(s, value, from) {
+  const res = s.indexOf(value, from);
+  if (res < 0) {
+    return null;
+  }
+  return res;
+}
+
+export function last_index_of(s, value, from) {
+  const res = s.lastIndexOf(value, from);
+  if (res < 0) {
+    return null;
+  }
+  return res;
+}