Add an error for missing initializers on default params, fixes #121; Fix detection of terminated switch cases and improve tests, fixes #122

This commit is contained in:
dcodeIO
2018-05-27 12:24:16 +02:00
parent 113925fa7e
commit d0244a9b0f
9 changed files with 1366 additions and 148 deletions

View File

@ -1,35 +1,94 @@
export function doSwitch(n: i32): i32 {
function doSwitch(n: i32): i32 {
switch (n) {
case 1:
return 1;
case 1: return 1;
case 0:
default:
return 0;
default: return 0;
case 2:
case 3:
return 23;
case 3: return 23;
}
}
assert(doSwitch(0) == 0);
assert(doSwitch(1) == 1);
assert(doSwitch(2) == 23);
assert(doSwitch(3) == 23);
assert(doSwitch(4) == 0);
export function doSwitchDefaultFirst(n: i32): i32 {
function doSwitchDefaultFirst(n: i32): i32 {
switch (n) {
default:
return 0;
case 1:
return 1;
default: return 0;
case 1: return 1;
case 2:
case 3:
return 23;
case 3: return 23;
}
}
assert(doSwitch(0) == 0);
assert(doSwitch(1) == 1);
assert(doSwitch(2) == 23);
assert(doSwitch(3) == 23);
assert(doSwitch(4) == 0);
export function doSwitchDefaultOmitted(n: i32): i32 {
function doSwitchDefaultOmitted(n: i32): i32 {
switch (n) {
case 1:
return 1;
case 1: return 1;
case 2:
case 3:
return 23;
case 3: return 23;
}
return 0;
}
assert(doSwitchDefaultOmitted(0) == 0);
assert(doSwitchDefaultOmitted(1) == 1);
assert(doSwitchDefaultOmitted(2) == 23);
assert(doSwitchDefaultOmitted(3) == 23);
assert(doSwitchDefaultOmitted(4) == 0);
function doSwitchBreakCase(n: i32): i32 {
switch (n) {
case 1: break;
default: return 2;
}
return 1;
}
assert(doSwitchBreakCase(0) == 2);
assert(doSwitchBreakCase(1) == 1);
assert(doSwitchBreakCase(2) == 2);
function doSwitchBreakDefault(n: i32): i32 {
switch (n) {
case 1: return 1;
default: break;
}
return 2;
}
assert(doSwitchBreakDefault(0) == 2);
assert(doSwitchBreakDefault(1) == 1);
assert(doSwitchBreakDefault(2) == 2);
function doSwitchFallThroughCase(n: i32): i32 {
switch (n) {
default: return 2;
case 1:
}
return 1;
}
assert(doSwitchFallThroughCase(0) == 2);
assert(doSwitchFallThroughCase(1) == 1);
assert(doSwitchFallThroughCase(2) == 2);
function doSwitchFallThroughDefault(n: i32): i32 {
switch (n) {
case 1: return 1;
default:
}
return 2;
}
assert(doSwitchFallThroughDefault(0) == 2);
assert(doSwitchFallThroughDefault(1) == 1);
assert(doSwitchFallThroughDefault(2) == 2);
function doSwitchEmpty(n: i32): i32 {
switch (n) {} // (drop n)
return 2;
}
assert(doSwitchEmpty(0) == 2);
assert(doSwitchEmpty(1) == 2);
assert(doSwitchEmpty(2) == 2);