Re-enable PEG.js caching to fix v1.7.0 performance regression (#116)

* Re-enable caching for PEG.js to fix slowdown
siefkenj · Oct 21, 2024 · fbbe247 · fbbe247
1 parent 1690b28
commit fbbe247
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/packages/unified-latex-util-pegjs/vite.config.ts b/packages/unified-latex-util-pegjs/vite.config.ts
@@ -67,6 +67,9 @@ function pegjsLoader(options = {}): PluginOption {
             };
             if (filename.match(/latex\.(pegjs|peggy)$/)) {
                 defaultOptions.allowedStartRules = ["document", "math"];
+                // Avoid slow parsing as in https://github.com/siefkenj/unified-latex/issues/47
+                // and https://github.com/siefkenj/unified-latex/issues/115
+                defaultOptions.cache = true;
             }
             if (filename.match(/tikz\.(pegjs|peggy)$/)) {
                 defaultOptions.allowedStartRules = [