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feat(sourcemap): add SourceMapBuilder file (#2908)

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underfin 2024-04-07 23:29:25 +08:00 committed by GitHub
parent 6de1b77b1b
commit 74aca1c937
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1 changed files with 9 additions and 3 deletions
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12
crates/oxc_sourcemap/src/sourcemap_builder.rs
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@ -7,6 +7,7 @@ use crate::{token::Token, SourceMap};
/// The `SourceMapBuilder` is a helper to generate sourcemap.
#[derive(Debug, Default)]
pub struct SourceMapBuilder {
pub(crate) file: Option<Arc<str>>,
pub(crate) names_map: FxHashMap<Arc<str>, u32>,
pub(crate) names: Vec<Arc<str>>,
pub(crate) sources: Vec<Arc<str>>,
@ -61,9 +62,13 @@ impl SourceMapBuilder {
self.tokens.push(Token::new(dst_line, dst_col, src_line, src_col, src_id, name_id));
}
pub fn set_file(&mut self, file: &str) {
self.file = Some(file.into());
}
pub fn into_sourcemap(self) -> SourceMap {
SourceMap::new(
None,
self.file,
self.names,
self.sources,
Some(self.source_contents),
@ -78,12 +83,13 @@ fn test_sourcemap_builder() {
let mut builder = SourceMapBuilder::default();
builder.set_source_and_content("baz.js", "");
builder.add_name("x");
builder.set_file("file");
let sm = builder.into_sourcemap();
assert_eq!(sm.get_source(0), Some("baz.js"));
assert_eq!(sm.get_name(0), Some("x"));
assert_eq!(sm.get_file(), Some("file"));
let expected =
r#"{"version":3,"names":["x"],"sources":["baz.js"],"sourcesContent":[""],"mappings":""}"#;
let expected = r#"{"version":3,"file":"file","names":["x"],"sources":["baz.js"],"sourcesContent":[""],"mappings":""}"#;
assert_eq!(expected, sm.to_json_string().unwrap());
}