1 files changed, 89 insertions, 0 deletions
diff --git a/cli/ops/errors.rs b/cli/ops/errors.rs
new file mode 100644
index 000000000..16dfc34fd
--- /dev/null
+++ b/cli/ops/errors.rs
@@ -0,0 +1,89 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+use crate::deno_error;
+use crate::fmt_errors::JSError;
+use crate::msg;
+use crate::ops::ok_buf;
+use crate::ops::serialize_response;
+use crate::ops::CliOpResult;
+use crate::source_maps::get_orig_position;
+use crate::source_maps::CachedMaps;
+use crate::state::ThreadSafeState;
+use deno::*;
+use flatbuffers::FlatBufferBuilder;
+use std::collections::HashMap;
+
+pub fn op_format_error(
+  state: &ThreadSafeState,
+  base: &msg::Base<'_>,
+  data: Option<PinnedBuf>,
+) -> CliOpResult {
+  assert!(data.is_none());
+  let inner = base.inner_as_format_error().unwrap();
+  let json_str = inner.error().unwrap();
+  let error = JSError::from_json(json_str, &state.ts_compiler);
+  let error_string = error.to_string();
+
+  let mut builder = FlatBufferBuilder::new();
+  let new_error = builder.create_string(&error_string);
+
+  let inner = msg::FormatErrorRes::create(
+    &mut builder,
+    &msg::FormatErrorResArgs {
+      error: Some(new_error),
+    },
+  );
+
+  let response_buf = serialize_response(
+    base.cmd_id(),
+    &mut builder,
+    msg::BaseArgs {
+      inner_type: msg::Any::FormatErrorRes,
+      inner: Some(inner.as_union_value()),
+      ..Default::default()
+    },
+  );
+
+  ok_buf(response_buf)
+}
+
+pub fn op_apply_source_map(
+  state: &ThreadSafeState,
+  base: &msg::Base<'_>,
+  data: Option<PinnedBuf>,
+) -> CliOpResult {
+  if !base.sync() {
+    return Err(deno_error::no_async_support());
+  }
+  assert!(data.is_none());
+  let inner = base.inner_as_apply_source_map().unwrap();
+  let cmd_id = base.cmd_id();
+  let filename = inner.filename().unwrap();
+  let line = inner.line();
+  let column = inner.column();
+
+  let mut mappings_map: CachedMaps = HashMap::new();
+  let (orig_filename, orig_line, orig_column) = get_orig_position(
+    filename.to_owned(),
+    line.into(),
+    column.into(),
+    &mut mappings_map,
+    &state.ts_compiler,
+  );
+
+  let builder = &mut FlatBufferBuilder::new();
+  let msg_args = msg::ApplySourceMapArgs {
+    filename: Some(builder.create_string(&orig_filename)),
+    line: orig_line as i32,
+    column: orig_column as i32,
+  };
+  let res_inner = msg::ApplySourceMap::create(builder, &msg_args);
+  ok_buf(serialize_response(
+    cmd_id,
+    builder,
+    msg::BaseArgs {
+      inner: Some(res_inner.as_union_value()),
+      inner_type: msg::Any::ApplySourceMap,
+      ..Default::default()
+    },
+  ))
+}