Add options to mask texts (#540)

* feat: add options to mask texts

* feat: add the default mask function

* refactor: rename options to identify the difference between  mask text and mask input

* test: add tests about masking

* doc: add options about masking

* chore: bump up rrweb-snapshot version

src/record/index.ts

@@ -43,11 +43,14 @@ function record<T = eventWithTime>(
     blockClass = 'rr-block',
     blockSelector = null,
     ignoreClass = 'rr-ignore',
+    maskTextClass = 'rr-mask',
+    maskTextSelector = null,
     inlineStylesheet = true,
     maskAllInputs,
     maskInputOptions: _maskInputOptions,
     slimDOMOptions: _slimDOMOptions,
     maskInputFn,
+    maskTextFn,
     hooks,
     packFn,
     sampling = {},
@@ -203,8 +206,11 @@ function record<T = eventWithTime>(
     bypassOptions: {
       blockClass,
       blockSelector,
+      maskTextClass,
+      maskTextSelector,
       inlineStylesheet,
       maskInputOptions,
+      maskTextFn,
       recordCanvas,
       slimDOMOptions,
       iframeManager,
@@ -228,8 +234,11 @@ function record<T = eventWithTime>(
     const [node, idNodeMap] = snapshot(document, {
       blockClass,
       blockSelector,
+      maskTextClass,
+      maskTextSelector,
       inlineStylesheet,
       maskAllInputs: maskInputOptions,
+      maskTextFn,
       slimDOM: slimDOMOptions,
       recordCanvas,
       onSerialize: (n) => {
@@ -396,6 +405,8 @@ function record<T = eventWithTime>(
             ),
           blockClass,
           ignoreClass,
+          maskTextClass,
+          maskTextSelector,
           maskInputOptions,
           inlineStylesheet,
           sampling,
@@ -403,6 +414,7 @@ function record<T = eventWithTime>(
           collectFonts,
           doc,
           maskInputFn,
+          maskTextFn,
           logOptions,
           blockSelector,
           slimDOMOptions,