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-rw-r--r--tools/js-optimizer.js30
1 files changed, 17 insertions, 13 deletions
diff --git a/tools/js-optimizer.js b/tools/js-optimizer.js
index 7681cf8d..7e1d374f 100644
--- a/tools/js-optimizer.js
+++ b/tools/js-optimizer.js
@@ -951,19 +951,23 @@ function optimizeShiftsAggressive(ast) {
// if (!(x < 5))
// or such. Simplifying these saves space and time.
function simplifyNotCompsDirect(node) {
- if (node[0] == 'unary-prefix' && node[1] == '!' && node[2][0] == 'binary') {
- if (node[2][1] == '<') {
- return ['binary', '>=', node[2][2], node[2][3]];
- } else if (node[2][1] == '>') {
- return ['binary', '<=', node[2][2], node[2][3]];
- } else if (node[2][1] == '==') {
- return ['binary', '!=', node[2][2], node[2][3]];
- } else if (node[2][1] == '!=') {
- return ['binary', '==', node[2][2], node[2][3]];
- } else if (node[2][1] == '===') {
- return ['binary', '!==', node[2][2], node[2][3]];
- } else if (node[2][1] == '!==') {
- return ['binary', '===', node[2][2], node[2][3]];
+ if (node[0] == 'unary-prefix' && node[1] == '!') {
+ if (node[2][0] == 'binary') {
+ if (node[2][1] == '<') {
+ return ['binary', '>=', node[2][2], node[2][3]];
+ } else if (node[2][1] == '>') {
+ return ['binary', '<=', node[2][2], node[2][3]];
+ } else if (node[2][1] == '==') {
+ return ['binary', '!=', node[2][2], node[2][3]];
+ } else if (node[2][1] == '!=') {
+ return ['binary', '==', node[2][2], node[2][3]];
+ } else if (node[2][1] == '===') {
+ return ['binary', '!==', node[2][2], node[2][3]];
+ } else if (node[2][1] == '!==') {
+ return ['binary', '===', node[2][2], node[2][3]];
+ }
+ } else if (node[2][0] == 'unary-prefix' && node[2][1] == '!') {
+ return node[2][2];
}
}
return node;