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82 lines
2.4 KiB
Rust
82 lines
2.4 KiB
Rust
// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
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use deno_core::error::AnyError;
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use deno_core::url::Position;
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use deno_core::url::Url;
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use deno_core::ModuleSpecifier;
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/// Normalizes a file name returned from the TypeScript compiler into a URI that
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/// should be sent by the language server to the client.
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pub fn normalize_file_name(file_name: &str) -> Result<Url, AnyError> {
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let specifier_str = if file_name.starts_with("file://") {
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file_name.to_string()
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} else {
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format!("deno:///{}", file_name.replacen("://", "/", 1))
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};
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Url::parse(&specifier_str).map_err(|err| err.into())
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}
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pub fn normalize_specifier(
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specifier: &ModuleSpecifier,
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) -> Result<Url, AnyError> {
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let url = specifier.as_url();
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if url.scheme() == "file" {
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Ok(url.clone())
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} else {
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let specifier_str =
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format!("deno:///{}", url.as_str().replacen("://", "/", 1));
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Url::parse(&specifier_str).map_err(|err| err.into())
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}
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}
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/// Normalize URLs from the client, where "virtual" `deno:///` URLs are
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/// converted into proper module specifiers.
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pub fn normalize_url(url: Url) -> ModuleSpecifier {
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if url.scheme() == "deno"
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&& (url.path().starts_with("/http") || url.path().starts_with("/asset"))
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{
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let specifier_str = url[Position::BeforePath..]
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.replacen("/", "", 1)
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.replacen("/", "://", 1);
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if let Ok(specifier) =
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percent_encoding::percent_decode_str(&specifier_str).decode_utf8()
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{
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if let Ok(specifier) = ModuleSpecifier::resolve_url(&specifier) {
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return specifier;
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}
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}
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}
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ModuleSpecifier::from(url)
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn test_normalize_file_name() {
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let fixture = "https://deno.land/x/mod.ts";
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let actual = normalize_file_name(fixture).unwrap();
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let expected = Url::parse("deno:///https/deno.land/x/mod.ts").unwrap();
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assert_eq!(actual, expected);
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}
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#[test]
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fn test_normalize_specifier() {
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let fixture =
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ModuleSpecifier::resolve_url("https://deno.land/x/mod.ts").unwrap();
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let actual = normalize_specifier(&fixture).unwrap();
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let expected = Url::parse("deno:///https/deno.land/x/mod.ts").unwrap();
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assert_eq!(actual, expected);
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}
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#[test]
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fn test_normalize_url() {
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let fixture = Url::parse("deno:///https/deno.land/x/mod.ts").unwrap();
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let actual = normalize_url(fixture);
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assert_eq!(
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actual,
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ModuleSpecifier::resolve_url("https://deno.land/x/mod.ts").unwrap()
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);
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}
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}
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