1 files changed, 56 insertions, 0 deletions
diff --git a/cli/ops/errors.rs b/cli/ops/errors.rs
new file mode 100644
index 000000000..cd21a3880
--- /dev/null
+++ b/cli/ops/errors.rs
@@ -0,0 +1,56 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+use super::dispatch_json::{Deserialize, JsonOp, Value};
+use crate::fmt_errors::JSError;
+use crate::source_maps::get_orig_position;
+use crate::source_maps::CachedMaps;
+use crate::state::ThreadSafeState;
+use deno::*;
+use std::collections::HashMap;
+
+#[derive(Deserialize)]
+struct FormatErrorArgs {
+  error: String,
+}
+
+pub fn op_format_error(
+  state: &ThreadSafeState,
+  args: Value,
+  _zero_copy: Option<PinnedBuf>,
+) -> Result<JsonOp, ErrBox> {
+  let args: FormatErrorArgs = serde_json::from_value(args)?;
+  let error = JSError::from_json(&args.error, &state.ts_compiler);
+
+  Ok(JsonOp::Sync(json!({
+    "error": error.to_string(),
+  })))
+}
+
+#[derive(Deserialize)]
+struct ApplySourceMap {
+  filename: String,
+  line: i32,
+  column: i32,
+}
+
+pub fn op_apply_source_map(
+  state: &ThreadSafeState,
+  args: Value,
+  _zero_copy: Option<PinnedBuf>,
+) -> Result<JsonOp, ErrBox> {
+  let args: ApplySourceMap = serde_json::from_value(args)?;
+
+  let mut mappings_map: CachedMaps = HashMap::new();
+  let (orig_filename, orig_line, orig_column) = get_orig_position(
+    args.filename,
+    args.line.into(),
+    args.column.into(),
+    &mut mappings_map,
+    &state.ts_compiler,
+  );
+
+  Ok(JsonOp::Sync(json!({
+    "filename": orig_filename.to_string(),
+    "line": orig_line as u32,
+    "column": orig_column as u32,
+  })))
+}