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collapse_vars: fix if/else and ternary operator side effects

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kzc
2016-01-28 12:17:06 -05:00
parent af2472d85e
commit 929de2b0de
2 changed files with 52 additions and 0 deletions
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50
test/compress/collapse_vars.js
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@@ -1103,3 +1103,53 @@ collapse_vars_short_circuit: {
}
}
collapse_vars_short_circuited_conditions: {
options = {
collapse_vars: true,
sequences: false,
dead_code: true,
conditionals: false,
comparisons: false,
evaluate: true,
booleans: true,
loops: true,
unused: true,
hoist_funs: true,
keep_fargs: true,
if_return: false,
join_vars: true,
cascade: true,
side_effects: true,
}
input: {
function c1(x) { var a = foo(), b = bar(), c = baz(); return a ? b : c; }
function c2(x) { var a = foo(), b = bar(), c = baz(); return a ? c : b; }
function c3(x) { var a = foo(), b = bar(), c = baz(); return b ? a : c; }
function c4(x) { var a = foo(), b = bar(), c = baz(); return b ? c : a; }
function c5(x) { var a = foo(), b = bar(), c = baz(); return c ? a : b; }
function c6(x) { var a = foo(), b = bar(), c = baz(); return c ? b : a; }
function i1(x) { var a = foo(), b = bar(), c = baz(); if (a) return b; else return c; }
function i2(x) { var a = foo(), b = bar(), c = baz(); if (a) return c; else return b; }
function i3(x) { var a = foo(), b = bar(), c = baz(); if (b) return a; else return c; }
function i4(x) { var a = foo(), b = bar(), c = baz(); if (b) return c; else return a; }
function i5(x) { var a = foo(), b = bar(), c = baz(); if (c) return a; else return b; }
function i6(x) { var a = foo(), b = bar(), c = baz(); if (c) return b; else return a; }
}
expect: {
function c1(x) { var a = foo(), b = bar(), c = baz(); return a ? b : c; }
function c2(x) { var a = foo(), b = bar(), c = baz(); return a ? c : b; }
function c3(x) { var a = foo(), b = bar(), c = baz(); return b ? a : c; }
function c4(x) { var a = foo(), b = bar(), c = baz(); return b ? c : a; }
function c5(x) { var a = foo(), b = bar(); return baz() ? a : b; }
function c6(x) { var a = foo(), b = bar(); return baz() ? b : a; }
function i1(x) { var a = foo(), b = bar(), c = baz(); if (a) return b; else return c; }
function i2(x) { var a = foo(), b = bar(), c = baz(); if (a) return c; else return b; }
function i3(x) { var a = foo(), b = bar(), c = baz(); if (b) return a; else return c; }
function i4(x) { var a = foo(), b = bar(), c = baz(); if (b) return c; else return a; }
function i5(x) { var a = foo(), b = bar(); if (baz()) return a; else return b; }
function i6(x) { var a = foo(), b = bar(); if (baz()) return b; else return a; }
}
}