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introduce assignments (#3345)

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This commit is contained in:
Alex Lam S.L
2019-03-18 21:28:41 +08:00
committed by GitHub
parent 7aa7f21872
commit 615ae37ca3
8 changed files with 124 additions and 9 deletions
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53
test/compress/assignment.js
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@@ -1,5 +1,6 @@
op_equals_left_local_var: {
options = {
assignments: true,
evaluate: true,
}
input: {
@@ -60,6 +61,7 @@ op_equals_left_local_var: {
op_equals_right_local_var: {
options = {
assignments: true,
evaluate: true,
}
input: {
@@ -123,6 +125,7 @@ op_equals_right_local_var: {
}
op_equals_left_global_var: {
options = {
assignments: true,
evaluate: true,
}
input: {
@@ -179,6 +182,7 @@ op_equals_left_global_var: {
op_equals_right_global_var: {
options = {
assignments: true,
evaluate: true,
}
input: {
@@ -236,3 +240,52 @@ op_equals_right_global_var: {
x = g() & x;
}
}
increment_decrement_1: {
options = {
assignments: true,
reduce_vars: true,
}
input: {
console.log(function(a) {
a += 1;
a -= 1;
return a;
}(42));
}
expect: {
console.log(function(a){
++a;
--a;
return a;
}(42));
}
expect_stdout: "42"
}
increment_decrement_2: {
options = {
assignments: true,
passes: 2,
reduce_vars: true,
}
input: {
console.log(function(a) {
a = a + 1;
a = a - 1;
a += 1;
a -= 1;
return a;
}(42));
}
expect: {
console.log(function(a){
++a;
--a;
++a;
--a;
return a;
}(42));
}
expect_stdout: "42"
}