fix(cli/fmt_errors): Abbreviate long data URLs in stack traces (#12127)

Co-authored-by: Mike White <mike.white@auctane.com>

1 files changed, 29 insertions, 2 deletions

diff --git a/cli/fmt_errors.rs b/cli/fmt_errors.rs
index 53a8535f0..2b95f0fc7 100644
--- a/cli/fmt_errors.rs
+++ b/cli/fmt_errors.rs
@@ -5,13 +5,40 @@ use crate::colors::italic_bold;
 use crate::colors::red;
 use crate::colors::yellow;
 use deno_core::error::{AnyError, JsError, JsStackFrame};
+use deno_core::url::Url;
 use std::error::Error;
 use std::fmt;
 use std::ops::Deref;
 
 const SOURCE_ABBREV_THRESHOLD: usize = 150;
+const DATA_URL_ABBREV_THRESHOLD: usize = 150;
 
-// Keep in sync with `runtime/js/40_error_stack.js`.
+pub fn format_file_name(file_name: &str) -> String {
+  if file_name.len() > DATA_URL_ABBREV_THRESHOLD {
+    if let Ok(url) = Url::parse(file_name) {
+      if url.scheme() == "data" {
+        let data_path = url.path();
+        if let Some(data_pieces) = data_path.split_once(',') {
+          let data_length = data_pieces.1.len();
+          if let Some(data_start) = data_pieces.1.get(0..20) {
+            if let Some(data_end) = data_pieces.1.get(data_length - 20..) {
+              return format!(
+                "{}:{},{}......{}",
+                url.scheme(),
+                data_pieces.0,
+                data_start,
+                data_end
+              );
+            }
+          }
+        }
+      }
+    }
+  }
+  file_name.to_string()
+}
+
+// Keep in sync with `/core/error.js`.
 pub fn format_location(frame: &JsStackFrame) -> String {
   let _internal = frame
     .file_name
@@ -22,7 +49,7 @@ pub fn format_location(frame: &JsStackFrame) -> String {
   }
   let mut result = String::new();
   if let Some(file_name) = &frame.file_name {
-    result += &cyan(&file_name).to_string();
+    result += &cyan(&format_file_name(file_name)).to_string();
   } else {
     if frame.is_eval {
       result +=