39 lines
1.1 KiB
Rust
39 lines
1.1 KiB
Rust
#[cfg(feature = "js-esbuild")]
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use {
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crate::minify::esbuild::minify_using_esbuild,
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esbuild_rs::{Charset, LegalComments, SourceMap, TransformOptions, TransformOptionsBuilder},
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lazy_static::lazy_static,
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std::sync::Arc,
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};
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use crate::cfg::Cfg;
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use crate::common::whitespace::trimmed;
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#[cfg(feature = "js-esbuild")]
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lazy_static! {
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static ref TRANSFORM_OPTIONS: Arc<TransformOptions> = {
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let mut builder = TransformOptionsBuilder::new();
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builder.charset = Charset::UTF8;
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builder.legal_comments = LegalComments::None;
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builder.minify_identifiers = true;
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builder.minify_syntax = true;
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builder.minify_whitespace = true;
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builder.source_map = SourceMap::None;
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builder.build()
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};
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}
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#[cfg(not(feature = "js-esbuild"))]
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pub fn minify_js(_cfg: &Cfg, out: &mut Vec<u8>, code: &[u8]) {
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out.extend_from_slice(trimmed(code));
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}
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#[cfg(feature = "js-esbuild")]
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pub fn minify_js(cfg: &Cfg, out: &mut Vec<u8>, code: &[u8]) {
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if !cfg.minify_js {
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out.extend_from_slice(trimmed(code));
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} else {
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minify_using_esbuild(out, code, &TRANSFORM_OPTIONS.clone());
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}
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}
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