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Code Issues Packages 1 Wiki Activity

refactor(cli): worker event serialization (#8438)

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This commit simplifies code responsible for serialization
of web worker events. Instead of using "PrettyJsError"
it's enough to downcast to "deno_core::JsError", making
the code less specific to cli/ implementation.
This commit is contained in:
Bartek Iwańczuk 2020-11-20 13:25:18 +01:00 committed by GitHub
parent 8a6a2a50f7
commit 91f293442d
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 27 additions and 29 deletions
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56
cli/ops/worker_host.rs
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@ -1,7 +1,6 @@
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
use crate::colors;
use crate::fmt_errors::PrettyJsError;
use crate::ops::io::get_stdio;
use crate::permissions::Permissions;
use crate::program_state::ProgramState;
@ -11,6 +10,7 @@ use crate::worker::WebWorkerHandle;
use crate::worker::WorkerEvent;
use deno_core::error::generic_error;
use deno_core::error::AnyError;
use deno_core::error::JsError;
use deno_core::futures::channel::mpsc;
use deno_core::futures::future::FutureExt;
use deno_core::serde_json;
@ -293,16 +293,9 @@ fn op_host_terminate_worker(
fn serialize_worker_event(event: WorkerEvent) -> Value {
match event {
WorkerEvent::Message(buf) => json!({ "type": "msg", "data": buf }),
WorkerEvent::TerminalError(error) => {
let mut serialized_error = json!({
"type": "terminalError",
"error": {
"message": error.to_string(),
}
});
if let Ok(js_error) = error.downcast::<PrettyJsError>() {
serialized_error = json!({
WorkerEvent::TerminalError(error) => match error.downcast::<JsError>() {
Ok(js_error) => {
json!({
"type": "terminalError",
"error": {
"message": js_error.message,
@ -310,21 +303,20 @@ fn serialize_worker_event(event: WorkerEvent) -> Value {
"lineNumber": js_error.line_number,
"columnNumber": js_error.start_column,
}
});
})
}
serialized_error
}
WorkerEvent::Error(error) => {
let mut serialized_error = json!({
"type": "error",
"error": {
"message": error.to_string(),
}
});
if let Ok(js_error) = error.downcast::<PrettyJsError>() {
serialized_error = json!({
Err(error) => {
json!({
"type": "terminalError",
"error": {
"message": error.to_string(),
}
})
}
},
WorkerEvent::Error(error) => match error.downcast::<JsError>() {
Ok(js_error) => {
json!({
"type": "error",
"error": {
"message": js_error.message,
@ -332,11 +324,17 @@ fn serialize_worker_event(event: WorkerEvent) -> Value {
"lineNumber": js_error.line_number,
"columnNumber": js_error.start_column,
}
});
})
}
serialized_error
}
Err(error) => {
json!({
"type": "error",
"error": {
"message": error.to_string(),
}
})
}
},
}
}