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enhance conditionals & switches (#4058)

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This commit is contained in:
Alex Lam S.L
2020-08-20 17:35:39 +01:00
committed by GitHub
parent 1c6384b6a5
commit a153176469
3 changed files with 189 additions and 24 deletions
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128
test/compress/switch.js
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@@ -1,5 +1,6 @@
constant_switch_1: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -19,6 +20,7 @@ constant_switch_1: {
constant_switch_2: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -39,6 +41,7 @@ constant_switch_2: {
constant_switch_3: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -60,6 +63,7 @@ constant_switch_3: {
constant_switch_4: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -86,6 +90,7 @@ constant_switch_4: {
constant_switch_5: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -120,6 +125,7 @@ constant_switch_5: {
constant_switch_6: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -154,6 +160,7 @@ constant_switch_6: {
constant_switch_7: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -197,6 +204,7 @@ constant_switch_7: {
constant_switch_8: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -226,6 +234,7 @@ constant_switch_8: {
constant_switch_9: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -315,6 +324,7 @@ keep_default: {
issue_1663: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -551,6 +561,7 @@ issue_441_2: {
issue_1674: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
side_effects: true,
@@ -876,6 +887,7 @@ beautify: {
issue_1758: {
options = {
conditionals: true,
dead_code: true,
switches: true,
}
@@ -898,15 +910,16 @@ issue_1758: {
issue_2535: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
switches: true,
}
input: {
switch(w(), 42) {
case 13: x();
case 42: y();
default: z();
case 13: x();
case 42: y();
default: z();
}
}
expect: {
@@ -919,6 +932,7 @@ issue_2535: {
issue_1750: {
options = {
conditionals: true,
dead_code: true,
evaluate: true,
switches: true,
@@ -963,6 +977,7 @@ drop_switch_1: {
drop_switch_2: {
options = {
conditionals: true,
dead_code: true,
switches: true,
}
@@ -1007,6 +1022,7 @@ drop_switch_3: {
drop_switch_4: {
options = {
conditionals: true,
dead_code: true,
switches: true,
}
@@ -1028,3 +1044,109 @@ drop_switch_4: {
}
expect_stdout: "PASS"
}
drop_switch_5: {
options = {
conditionals: true,
dead_code: true,
switches: true,
}
input: {
switch (A) {
case B:
x();
default:
}
switch (C) {
default:
y();
case D:
}
}
expect: {
A === B && x();
C !== D && y();
}
}
drop_switch_6: {
options = {
conditionals: true,
dead_code: true,
switches: true,
}
input: {
switch (A) {
case B:
default:
x();
}
switch (C) {
default:
case D:
y();
}
}
expect: {
A === B;
x();
C !== D;
y();
}
}
drop_switch_7: {
options = {
conditionals: true,
dead_code: true,
switches: true,
}
input: {
switch (A) {
case B:
w();
default:
x();
}
switch (C) {
default:
y();
case D:
z();
}
}
expect: {
A === B && w();
x();
C !== D && y();
z();
}
}
drop_switch_8: {
options = {
conditionals: true,
dead_code: true,
switches: true,
}
input: {
switch (A) {
case B:
w();
break;
default:
x();
}
switch (C) {
default:
y();
break;
case D:
z();
}
}
expect: {
(A === B ? w : x)();
(C !== D ? y : z)();
}
}