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compress chained compound assignments (#2850)

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This commit is contained in:
Alex Lam S.L
2018-01-29 15:13:25 +08:00
committed by GitHub
parent 4eb4cb656c
commit 6fa3fbeae8
3 changed files with 125 additions and 43 deletions
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11
test/compress/collapse_vars.js
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@@ -52,13 +52,8 @@ collapse_vars_side_effects_1: {
console.log.bind(console)(s.charAt(i++), s.charAt(i++), s.charAt(i++), 7);
}
function f2() {
var log = console.log.bind(console),
s = "abcdef",
i = 2,
x = s.charAt(i++),
y = s.charAt(i++),
z = s.charAt(i++);
log(x, i, y, z, 7);
var s = "abcdef", i = 2;
console.log.bind(console)(s.charAt(i++), 5, s.charAt(i++), s.charAt(i++), 7);
}
function f3() {
var s = "abcdef",
@@ -72,7 +67,7 @@ collapse_vars_side_effects_1: {
var i = 10,
x = i += 2,
y = i += 3;
console.log.bind(console)(x, i += 4, y, i);
console.log.bind(console)(x, i += 4, y, 19);
}
f1(), f2(), f3(), f4();
}