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68e9017376
swc_ecma_transforms_optimization: - `expr_simplifier`: Track more changes. swc_ecma_minifier: - Analyze after applying the pure optimizer. - Preserve access to a variable not in scope. - `compress`: Remove string literal if it was not a directive. - `pure/collapse_vars`: Merge vars declared in the first statement into one with initializers if `collapse_vars` and `join_vars` are enabled. - `unused`: Use `usage_count` instead of `ref_count`. - `unused`: Fix dropping rule for member expressions. - `unused`: Fix dropping rule for declarations. - `hoist_props`: Preserve exported items. |
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