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swc-project/swc

mirror of https://github.com/swc-project/swc.git synced 2024-12-20 12:12:16 +03:00

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fix(es/minifier): Improve output of minifier (#1990) swc_common: - Add `Span.has_mark`. swc_ecma_codegen: - Emit `1e3` for `1000`. - Optimize output. (#1986) swc_ecma_minifier: - name mangler: Don't use keywords as an id. - `properties`: Optimize member expression with string properties. - `inline`: Inline some function expressions even if it's not fn-local. - `analyzer`: Track reassignment correctly. - `analyzer`: Track fn-local correctly. - `sequences`: Inject `void` if required. - `inline`: Inline function declarations correctly. - `sequences`: Merge expressions into test of if statements. - `sequences`: Reduce calls to an assigned variable. - Use `Marks` instead of `&dyn Comments`. swc_ecma_transforms_optimization: - `expr_simplifier`: Fix infinite loops. node/swc: - Ensure that `.transform` performs minification. (#1989)

2021-08-03 18:52:47 +03:00

a=1;if(b)c();a=2;for(d=3;d<4;d++)e.f(d);a=5;for(;d<6;d++)e.f(d);a=7;switch(b){}a=8;with(g){}