JoBoEVD/UglifyJS
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

speed up collapse_vars (#3119)

Browse Source
This commit is contained in:
Alex Lam S.L
2018-05-04 18:38:13 +08:00
committed by GitHub
parent c4cebb4b01
commit d835c72c80
1 changed files with 3 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
lib/compress.js
View File

@@ -1062,9 +1062,11 @@ merge(Compressor.prototype, {
if (is_lhs(node, parent)) { if (is_lhs(node, parent)) {
if (value_def) replaced++; if (value_def) replaced++;
return node; return node;
} else {
replaced++;
if (value_def && candidate instanceof AST_VarDef) return node;
} }
CHANGED = abort = true; CHANGED = abort = true;
replaced++;
compressor.info("Collapsing {name} [{file}:{line},{col}]", { compressor.info("Collapsing {name} [{file}:{line},{col}]", {
name: node.print_to_string(), name: node.print_to_string(),
file: node.start.file, file: node.start.file,
@@ -1075,10 +1077,6 @@ merge(Compressor.prototype, {
return make_node(AST_UnaryPrefix, candidate, candidate); return make_node(AST_UnaryPrefix, candidate, candidate);
} }
if (candidate instanceof AST_VarDef) { if (candidate instanceof AST_VarDef) {
if (value_def) {
abort = false;
return node;
}
var def = candidate.name.definition(); var def = candidate.name.definition();
if (def.references.length - def.replaced == 1 && !compressor.exposed(def)) { if (def.references.length - def.replaced == 1 && !compressor.exposed(def)) {
def.replaced++; def.replaced++;