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denoland-deno/runtime/worker_bootstrap.rs
Nayeem Rahman 8b31fc23cd
refactor: Move source map lookups to core (#14274)
The following transformations gradually faced by "JsError" have all been 
moved up front to "JsError::from_v8_exception()": 

- finding the first non-"deno:" source line; 
- moving "JsError::script_resource_name" etc. into the first error stack 
in case of syntax errors; 
- source mapping "JsError::script_resource_name" etc. when wrapping 
the error even though the frame locations are source mapped earlier; 
- removing "JsError::{script_resource_name,line_number,start_column,end_column}"
entirely in favour of "js_error.frames.get(0)". 

We also no longer pass a js-side callback to "core/02_error.js" from cli. 
I avoided doing this on previous occasions because the source map lookups 
were in an awkward place.
2022-04-15 16:08:09 +02:00

48 lines
1.4 KiB
Rust

use crate::ops::runtime::ppid;
use deno_core::serde_json;
use deno_core::serde_json::json;
use deno_core::ModuleSpecifier;
/// Common bootstrap options for MainWorker & WebWorker
#[derive(Clone)]
pub struct BootstrapOptions {
/// Sets `Deno.args` in JS runtime.
pub args: Vec<String>,
pub cpu_count: usize,
pub debug_flag: bool,
pub enable_testing_features: bool,
pub location: Option<ModuleSpecifier>,
/// Sets `Deno.noColor` in JS runtime.
pub no_color: bool,
pub is_tty: bool,
/// Sets `Deno.version.deno` in JS runtime.
pub runtime_version: String,
/// Sets `Deno.version.typescript` in JS runtime.
pub ts_version: String,
pub unstable: bool,
}
impl BootstrapOptions {
pub fn as_json(&self) -> String {
let payload = json!({
// Shared bootstrap args
"args": self.args,
"cpuCount": self.cpu_count,
"debugFlag": self.debug_flag,
"denoVersion": self.runtime_version,
"location": self.location,
"noColor": self.no_color,
"isTty": self.is_tty,
"tsVersion": self.ts_version,
"unstableFlag": self.unstable,
// Web worker only
"enableTestingFeaturesFlag": self.enable_testing_features,
// Env values
"pid": std::process::id(),
"ppid": ppid(),
"target": env!("TARGET"),
"v8Version": deno_core::v8_version(),
});
serde_json::to_string_pretty(&payload).unwrap()
}
}