Report base primitive sources against boolean targets

[DanielRosenwasser]

Expands @JoshuaKGoldberg's #38049 to special-case the bare boolean type.

[DanielRosenwasser]

@typescript-bot perf test this

[typescript-bot]

Heya @DanielRosenwasser, I've started to run the perf test suite on this PR at 51d0ec1. You can monitor the build here.

Update: The results are in!

[typescript-bot]

@DanielRosenwasser
The results of the perf run you requested are in!

Here they are:

Comparison Report - master..38792

Metric	master	38792	Delta	Best	Worst
Angular - node (v10.16.3, x64)
Memory used	328,270k (± 0.04%)	327,849k (± 0.03%)	-421k (- 0.13%)	327,588k	328,075k
Parse Time	1.64s (± 0.41%)	1.66s (± 0.58%)	+0.01s (+ 0.73%)	1.63s	1.67s
Bind Time	0.90s (± 0.83%)	0.91s (± 0.61%)	+0.01s (+ 1.00%)	0.90s	0.92s
Check Time	4.84s (± 0.41%)	4.88s (± 0.67%)	+0.04s (+ 0.81%)	4.82s	4.96s
Emit Time	5.43s (± 0.83%)	5.44s (± 1.03%)	+0.01s (+ 0.17%)	5.31s	5.60s
Total Time	12.82s (± 0.45%)	12.88s (± 0.65%)	+0.07s (+ 0.52%)	12.70s	13.15s
Monaco - node (v10.16.3, x64)
Memory used	327,347k (± 0.01%)	327,346k (± 0.01%)	-0k (- 0.00%)	327,265k	327,420k
Parse Time	1.27s (± 0.53%)	1.28s (± 0.73%)	+0.00s (+ 0.39%)	1.26s	1.30s
Bind Time	0.78s (± 0.46%)	0.79s (± 0.51%)	+0.01s (+ 0.64%)	0.78s	0.80s
Check Time	4.88s (± 0.44%)	4.91s (± 0.40%)	+0.03s (+ 0.70%)	4.88s	4.96s
Emit Time	2.95s (± 0.68%)	2.95s (± 0.58%)	+0.00s (+ 0.03%)	2.92s	2.99s
Total Time	9.88s (± 0.31%)	9.93s (± 0.27%)	+0.04s (+ 0.46%)	9.85s	9.97s
TFS - node (v10.16.3, x64)
Memory used	292,452k (± 0.03%)	292,442k (± 0.02%)	-10k (- 0.00%)	292,337k	292,537k
Parse Time	0.97s (± 0.70%)	0.98s (± 0.68%)	+0.01s (+ 1.14%)	0.96s	0.99s
Bind Time	0.76s (± 0.73%)	0.76s (± 0.77%)	-0.00s (- 0.13%)	0.74s	0.77s
Check Time	4.40s (± 0.69%)	4.40s (± 0.54%)	+0.00s (+ 0.02%)	4.34s	4.45s
Emit Time	3.10s (± 0.68%)	3.10s (± 0.85%)	+0.01s (+ 0.19%)	3.02s	3.15s
Total Time	9.22s (± 0.48%)	9.23s (± 0.47%)	+0.02s (+ 0.16%)	9.12s	9.33s
material-ui - node (v10.16.3, x64)
Memory used	449,971k (± 0.01%)	449,653k (± 0.01%)	-318k (- 0.07%)	449,580k	449,780k
Parse Time	1.79s (± 0.27%)	1.79s (± 0.41%)	+0.00s (+ 0.28%)	1.78s	1.81s
Bind Time	0.70s (± 1.14%)	0.70s (± 0.57%)	-0.00s (- 0.43%)	0.69s	0.71s
Check Time	12.90s (± 0.62%)	12.85s (± 0.96%)	-0.05s (- 0.41%)	12.66s	13.24s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	15.39s (± 0.52%)	15.34s (± 0.86%)	-0.05s (- 0.33%)	15.13s	15.76s
Angular - node (v12.1.0, x64)
Memory used	303,832k (± 0.02%)	303,425k (± 0.02%)	-407k (- 0.13%)	303,272k	303,543k
Parse Time	1.59s (± 0.56%)	1.60s (± 0.42%)	+0.01s (+ 0.50%)	1.59s	1.62s
Bind Time	0.89s (± 1.01%)	0.89s (± 0.67%)	0.00s ( 0.00%)	0.87s	0.90s
Check Time	4.73s (± 0.51%)	4.73s (± 0.22%)	-0.00s (- 0.11%)	4.70s	4.75s
Emit Time	5.56s (± 0.65%)	5.53s (± 0.71%)	-0.03s (- 0.61%)	5.46s	5.66s
Total Time	12.78s (± 0.44%)	12.74s (± 0.33%)	-0.03s (- 0.24%)	12.68s	12.86s
Monaco - node (v12.1.0, x64)
Memory used	307,313k (± 0.02%)	307,317k (± 0.01%)	+4k (+ 0.00%)	307,212k	307,420k
Parse Time	1.23s (± 0.74%)	1.24s (± 0.70%)	+0.01s (+ 0.73%)	1.22s	1.26s
Bind Time	0.76s (± 0.90%)	0.77s (± 0.64%)	+0.01s (+ 1.32%)	0.76s	0.78s
Check Time	4.69s (± 0.41%)	4.71s (± 0.23%)	+0.02s (+ 0.43%)	4.70s	4.75s
Emit Time	2.99s (± 0.69%)	3.01s (± 0.69%)	+0.02s (+ 0.64%)	2.97s	3.06s
Total Time	9.67s (± 0.31%)	9.72s (± 0.21%)	+0.06s (+ 0.58%)	9.68s	9.77s
TFS - node (v12.1.0, x64)
Memory used	274,691k (± 0.02%)	274,679k (± 0.02%)	-12k (- 0.00%)	274,590k	274,764k
Parse Time	0.94s (± 0.92%)	0.94s (± 0.71%)	-0.00s (- 0.11%)	0.92s	0.95s
Bind Time	0.73s (± 1.02%)	0.73s (± 0.55%)	+0.00s (+ 0.14%)	0.72s	0.74s
Check Time	4.30s (± 0.60%)	4.30s (± 0.52%)	+0.00s (+ 0.07%)	4.26s	4.36s
Emit Time	3.12s (± 0.66%)	3.13s (± 0.63%)	+0.01s (+ 0.35%)	3.09s	3.18s
Total Time	9.09s (± 0.45%)	9.11s (± 0.42%)	+0.02s (+ 0.19%)	9.05s	9.20s
material-ui - node (v12.1.0, x64)
Memory used	427,148k (± 0.08%)	427,145k (± 0.01%)	-3k (- 0.00%)	427,029k	427,263k
Parse Time	1.77s (± 0.33%)	1.77s (± 0.50%)	+0.00s (+ 0.00%)	1.75s	1.79s
Bind Time	0.65s (± 0.92%)	0.65s (± 0.73%)	+0.00s (+ 0.15%)	0.64s	0.66s
Check Time	11.50s (± 1.04%)	11.48s (± 0.71%)	-0.02s (- 0.20%)	11.30s	11.70s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	13.91s (± 0.85%)	13.90s (± 0.63%)	-0.02s (- 0.12%)	13.70s	14.14s
Angular - node (v8.9.0, x64)
Memory used	323,165k (± 0.02%)	322,784k (± 0.03%)	-380k (- 0.12%)	322,633k	323,012k
Parse Time	2.14s (± 0.97%)	2.13s (± 0.41%)	-0.01s (- 0.61%)	2.11s	2.15s
Bind Time	0.94s (± 1.01%)	0.94s (± 1.12%)	-0.00s (- 0.11%)	0.91s	0.97s
Check Time	5.50s (± 1.58%)	5.54s (± 1.32%)	+0.04s (+ 0.75%)	5.34s	5.63s
Emit Time	6.35s (± 1.67%)	6.35s (± 1.38%)	+0.00s (+ 0.05%)	6.21s	6.62s
Total Time	14.93s (± 0.43%)	14.96s (± 0.44%)	+0.03s (+ 0.18%)	14.83s	15.12s
Monaco - node (v8.9.0, x64)
Memory used	325,977k (± 0.01%)	325,962k (± 0.01%)	-15k (- 0.00%)	325,903k	326,068k
Parse Time	1.56s (± 0.51%)	1.56s (± 0.32%)	-0.00s (- 0.19%)	1.55s	1.57s
Bind Time	0.91s (± 0.61%)	0.92s (± 0.67%)	+0.01s (+ 1.21%)	0.91s	0.93s
Check Time	5.49s (± 0.54%)	5.49s (± 0.55%)	-0.00s (- 0.05%)	5.43s	5.55s
Emit Time	3.51s (± 0.58%)	3.48s (± 0.42%)	-0.02s (- 0.68%)	3.46s	3.51s
Total Time	11.47s (± 0.42%)	11.45s (± 0.31%)	-0.02s (- 0.17%)	11.36s	11.52s
TFS - node (v8.9.0, x64)
Memory used	292,028k (± 0.01%)	292,064k (± 0.01%)	+36k (+ 0.01%)	291,993k	292,148k
Parse Time	1.26s (± 0.39%)	1.26s (± 0.49%)	-0.00s (- 0.32%)	1.25s	1.28s
Bind Time	0.76s (± 0.73%)	0.76s (± 0.76%)	+0.01s (+ 0.66%)	0.75s	0.78s
Check Time	5.11s (± 1.63%)	5.12s (± 1.48%)	+0.01s (+ 0.16%)	4.93s	5.23s
Emit Time	3.20s (± 2.96%)	3.20s (± 2.74%)	+0.00s (+ 0.06%)	3.10s	3.44s
Total Time	10.33s (± 0.32%)	10.34s (± 0.32%)	+0.01s (+ 0.08%)	10.26s	10.41s
material-ui - node (v8.9.0, x64)
Memory used	452,931k (± 0.01%)	452,625k (± 0.01%)	-306k (- 0.07%)	452,511k	452,746k
Parse Time	2.13s (± 0.55%)	2.12s (± 0.37%)	-0.01s (- 0.28%)	2.10s	2.13s
Bind Time	0.82s (± 0.49%)	0.82s (± 0.68%)	+0.00s (+ 0.12%)	0.81s	0.83s
Check Time	16.81s (± 0.80%)	16.89s (± 0.57%)	+0.08s (+ 0.49%)	16.69s	17.17s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	19.75s (± 0.72%)	19.83s (± 0.48%)	+0.08s (+ 0.39%)	19.62s	20.10s
Angular - node (v8.9.0, x86)
Memory used	186,176k (± 0.03%)	185,996k (± 0.03%)	-180k (- 0.10%)	185,861k	186,147k
Parse Time	2.06s (± 0.31%)	2.06s (± 0.78%)	+0.00s (+ 0.15%)	2.03s	2.11s
Bind Time	1.09s (± 0.53%)	1.09s (± 0.98%)	-0.00s (- 0.37%)	1.07s	1.12s
Check Time	5.06s (± 0.76%)	5.10s (± 0.58%)	+0.04s (+ 0.75%)	5.03s	5.15s
Emit Time	6.11s (± 0.95%)	6.17s (± 0.99%)	+0.06s (+ 0.97%)	6.04s	6.36s
Total Time	14.32s (± 0.48%)	14.41s (± 0.44%)	+0.09s (+ 0.66%)	14.25s	14.57s
Monaco - node (v8.9.0, x86)
Memory used	185,736k (± 0.02%)	185,751k (± 0.02%)	+16k (+ 0.01%)	185,658k	185,858k
Parse Time	1.60s (± 0.66%)	1.60s (± 1.02%)	-0.01s (- 0.37%)	1.57s	1.65s
Bind Time	0.78s (± 0.75%)	0.78s (± 0.71%)	+0.00s (+ 0.13%)	0.77s	0.79s
Check Time	5.48s (± 0.40%)	5.52s (± 0.61%)	+0.04s (+ 0.64%)	5.43s	5.59s
Emit Time	2.88s (± 1.27%)	2.88s (± 0.92%)	+0.00s (+ 0.10%)	2.83s	2.94s
Total Time	10.74s (± 0.48%)	10.78s (± 0.45%)	+0.03s (+ 0.32%)	10.66s	10.88s
TFS - node (v8.9.0, x86)
Memory used	167,367k (± 0.02%)	167,368k (± 0.02%)	+2k (+ 0.00%)	167,298k	167,440k
Parse Time	1.30s (± 0.53%)	1.29s (± 0.68%)	-0.00s (- 0.15%)	1.28s	1.32s
Bind Time	0.73s (± 1.59%)	0.72s (± 0.77%)	-0.00s (- 0.69%)	0.71s	0.73s
Check Time	4.72s (± 0.58%)	4.70s (± 0.32%)	-0.02s (- 0.40%)	4.67s	4.75s
Emit Time	3.00s (± 0.80%)	3.01s (± 1.94%)	+0.01s (+ 0.27%)	2.92s	3.23s
Total Time	9.75s (± 0.42%)	9.73s (± 0.69%)	-0.02s (- 0.22%)	9.64s	9.98s
material-ui - node (v8.9.0, x86)
Memory used	256,618k (± 0.02%)	256,494k (± 0.02%)	-124k (- 0.05%)	256,421k	256,609k
Parse Time	2.19s (± 0.57%)	2.19s (± 0.55%)	0.00s ( 0.00%)	2.17s	2.21s
Bind Time	0.69s (± 0.89%)	0.70s (± 1.14%)	+0.01s (+ 1.59%)	0.68s	0.72s
Check Time	15.48s (± 0.51%)	15.56s (± 0.82%)	+0.08s (+ 0.49%)	15.26s	15.81s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	18.36s (± 0.43%)	18.45s (± 0.68%)	+0.09s (+ 0.48%)	18.16s	18.73s

System

Machine Name	ts-ci-ubuntu
Platform	linux 4.4.0-166-generic
Architecture	x64
Available Memory	16 GB
Available Memory	1 GB
CPUs	4 × Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz

Hosts

• node (v10.16.3, x64)
• node (v12.1.0, x64)
• node (v8.9.0, x64)
• node (v8.9.0, x86)

Scenarios

• Angular - node (v10.16.3, x64)
• Angular - node (v12.1.0, x64)
• Angular - node (v8.9.0, x64)
• Angular - node (v8.9.0, x86)
• Monaco - node (v10.16.3, x64)
• Monaco - node (v12.1.0, x64)
• Monaco - node (v8.9.0, x64)
• Monaco - node (v8.9.0, x86)
• TFS - node (v10.16.3, x64)
• TFS - node (v12.1.0, x64)
• TFS - node (v8.9.0, x64)
• TFS - node (v8.9.0, x86)
• material-ui - node (v10.16.3, x64)
• material-ui - node (v12.1.0, x64)
• material-ui - node (v8.9.0, x64)
• material-ui - node (v8.9.0, x86)

Benchmark	Name	Iterations
Current	38792	10
Baseline	master	10

[DanielRosenwasser]

@typescript-bot perf test this

[typescript-bot]

Heya @DanielRosenwasser, I've started to run the perf test suite on this PR at cb8403b. You can monitor the build here.

Update: The results are in!

[typescript-bot]

@DanielRosenwasser
The results of the perf run you requested are in!

Here they are:

Comparison Report - master..38792

Metric	master	38792	Delta	Best	Worst
Angular - node (v10.16.3, x64)
Memory used	328,295k (± 0.02%)	327,868k (± 0.02%)	-428k (- 0.13%)	327,723k	328,006k
Parse Time	1.65s (± 0.55%)	1.65s (± 0.61%)	-0.01s (- 0.36%)	1.63s	1.68s
Bind Time	0.91s (± 0.95%)	0.90s (± 0.72%)	-0.01s (- 0.66%)	0.89s	0.92s
Check Time	4.83s (± 0.48%)	4.84s (± 0.51%)	+0.01s (+ 0.19%)	4.80s	4.90s
Emit Time	5.45s (± 1.00%)	5.42s (± 0.87%)	-0.03s (- 0.57%)	5.35s	5.54s
Total Time	12.84s (± 0.54%)	12.81s (± 0.48%)	-0.03s (- 0.26%)	12.71s	13.00s
Monaco - node (v10.16.3, x64)
Memory used	327,322k (± 0.02%)	327,372k (± 0.02%)	+49k (+ 0.02%)	327,252k	327,491k
Parse Time	1.28s (± 0.45%)	1.28s (± 0.51%)	-0.00s (- 0.16%)	1.27s	1.30s
Bind Time	0.79s (± 0.43%)	0.79s (± 0.43%)	-0.01s (- 0.76%)	0.78s	0.79s
Check Time	4.89s (± 0.45%)	4.87s (± 0.58%)	-0.03s (- 0.53%)	4.81s	4.95s
Emit Time	2.97s (± 0.62%)	2.95s (± 0.87%)	-0.02s (- 0.74%)	2.89s	3.00s
Total Time	9.93s (± 0.33%)	9.88s (± 0.47%)	-0.05s (- 0.54%)	9.78s	9.99s
TFS - node (v10.16.3, x64)
Memory used	292,416k (± 0.01%)	292,433k (± 0.02%)	+16k (+ 0.01%)	292,221k	292,545k
Parse Time	0.97s (± 0.75%)	0.96s (± 0.49%)	-0.01s (- 0.93%)	0.95s	0.97s
Bind Time	0.76s (± 0.77%)	0.76s (± 0.88%)	0.00s ( 0.00%)	0.74s	0.77s
Check Time	4.38s (± 0.28%)	4.37s (± 0.59%)	-0.00s (- 0.02%)	4.32s	4.43s
Emit Time	3.08s (± 0.88%)	3.11s (± 0.66%)	+0.03s (+ 0.97%)	3.06s	3.16s
Total Time	9.18s (± 0.32%)	9.20s (± 0.35%)	+0.02s (+ 0.21%)	9.13s	9.28s
material-ui - node (v10.16.3, x64)
Memory used	449,955k (± 0.01%)	449,713k (± 0.01%)	-242k (- 0.05%)	449,640k	449,819k
Parse Time	1.79s (± 0.39%)	1.78s (± 0.56%)	-0.01s (- 0.28%)	1.76s	1.81s
Bind Time	0.70s (± 0.83%)	0.70s (± 0.43%)	-0.01s (- 0.71%)	0.69s	0.70s
Check Time	12.91s (± 0.74%)	12.87s (± 0.74%)	-0.04s (- 0.33%)	12.71s	13.12s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	15.40s (± 0.65%)	15.35s (± 0.62%)	-0.05s (- 0.34%)	15.19s	15.61s
Angular - node (v12.1.0, x64)
Memory used	303,785k (± 0.02%)	303,486k (± 0.02%)	-299k (- 0.10%)	303,301k	303,597k
Parse Time	1.60s (± 0.39%)	1.59s (± 0.57%)	-0.01s (- 0.75%)	1.57s	1.61s
Bind Time	0.89s (± 0.77%)	0.88s (± 0.85%)	-0.00s (- 0.23%)	0.87s	0.90s
Check Time	4.75s (± 0.55%)	4.74s (± 0.49%)	-0.01s (- 0.29%)	4.69s	4.81s
Emit Time	5.57s (± 0.42%)	5.56s (± 1.05%)	-0.00s (- 0.02%)	5.46s	5.74s
Total Time	12.80s (± 0.37%)	12.78s (± 0.61%)	-0.03s (- 0.21%)	12.67s	12.97s
Monaco - node (v12.1.0, x64)
Memory used	307,258k (± 0.02%)	307,266k (± 0.02%)	+7k (+ 0.00%)	307,131k	307,467k
Parse Time	1.23s (± 0.50%)	1.23s (± 0.82%)	-0.01s (- 0.49%)	1.21s	1.25s
Bind Time	0.76s (± 1.02%)	0.76s (± 0.79%)	-0.00s (- 0.66%)	0.75s	0.77s
Check Time	4.68s (± 0.50%)	4.69s (± 0.67%)	+0.01s (+ 0.28%)	4.62s	4.76s
Emit Time	3.01s (± 0.82%)	3.00s (± 1.00%)	-0.01s (- 0.27%)	2.95s	3.08s
Total Time	9.68s (± 0.52%)	9.68s (± 0.44%)	-0.00s (- 0.03%)	9.56s	9.76s
TFS - node (v12.1.0, x64)
Memory used	274,699k (± 0.02%)	274,689k (± 0.02%)	-10k (- 0.00%)	274,557k	274,829k
Parse Time	0.94s (± 0.99%)	0.93s (± 0.81%)	-0.00s (- 0.32%)	0.91s	0.94s
Bind Time	0.73s (± 0.89%)	0.74s (± 1.29%)	+0.01s (+ 1.10%)	0.72s	0.76s
Check Time	4.32s (± 0.46%)	4.32s (± 0.28%)	+0.00s (+ 0.07%)	4.29s	4.35s
Emit Time	3.13s (± 0.95%)	3.11s (± 0.47%)	-0.02s (- 0.61%)	3.07s	3.14s
Total Time	9.11s (± 0.53%)	9.10s (± 0.28%)	-0.01s (- 0.08%)	9.03s	9.14s
material-ui - node (v12.1.0, x64)
Memory used	427,390k (± 0.02%)	426,879k (± 0.06%)	-512k (- 0.12%)	426,127k	427,150k
Parse Time	1.77s (± 0.58%)	1.76s (± 0.39%)	-0.01s (- 0.85%)	1.74s	1.77s
Bind Time	0.65s (± 1.65%)	0.65s (± 1.15%)	-0.00s (- 0.61%)	0.63s	0.66s
Check Time	11.55s (± 0.84%)	11.55s (± 0.97%)	-0.00s (- 0.02%)	11.34s	11.81s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	13.97s (± 0.73%)	13.95s (± 0.79%)	-0.02s (- 0.17%)	13.75s	14.19s
Angular - node (v8.9.0, x64)
Memory used	323,083k (± 0.02%)	322,751k (± 0.02%)	-332k (- 0.10%)	322,628k	322,910k
Parse Time	2.13s (± 0.45%)	2.12s (± 0.42%)	-0.01s (- 0.28%)	2.10s	2.14s
Bind Time	0.94s (± 0.87%)	0.94s (± 0.93%)	+0.00s (+ 0.32%)	0.93s	0.96s
Check Time	5.47s (± 1.38%)	5.50s (± 1.48%)	+0.03s (+ 0.55%)	5.27s	5.61s
Emit Time	6.40s (± 1.61%)	6.41s (± 1.57%)	+0.01s (+ 0.17%)	6.23s	6.69s
Total Time	14.93s (± 0.46%)	14.97s (± 0.49%)	+0.04s (+ 0.26%)	14.79s	15.12s
Monaco - node (v8.9.0, x64)
Memory used	325,948k (± 0.02%)	326,002k (± 0.02%)	+55k (+ 0.02%)	325,893k	326,113k
Parse Time	1.56s (± 0.38%)	1.55s (± 0.44%)	-0.00s (- 0.13%)	1.54s	1.57s
Bind Time	0.92s (± 1.61%)	0.91s (± 0.74%)	-0.02s (- 1.73%)	0.90s	0.92s
Check Time	5.50s (± 0.60%)	5.45s (± 0.55%)	-0.05s (- 0.89%)	5.40s	5.54s
Emit Time	3.49s (± 0.77%)	3.49s (± 0.65%)	+0.00s (+ 0.06%)	3.44s	3.53s
Total Time	11.47s (± 0.41%)	11.40s (± 0.47%)	-0.07s (- 0.61%)	11.33s	11.55s
TFS - node (v8.9.0, x64)
Memory used	292,067k (± 0.02%)	292,014k (± 0.02%)	-54k (- 0.02%)	291,919k	292,164k
Parse Time	1.26s (± 0.44%)	1.26s (± 0.58%)	0.00s ( 0.00%)	1.25s	1.28s
Bind Time	0.76s (± 0.62%)	0.76s (± 0.76%)	0.00s ( 0.00%)	0.74s	0.77s
Check Time	5.08s (± 1.73%)	5.09s (± 1.73%)	+0.00s (+ 0.06%)	4.89s	5.22s
Emit Time	3.23s (± 2.59%)	3.20s (± 2.99%)	-0.03s (- 1.02%)	3.05s	3.40s
Total Time	10.34s (± 0.41%)	10.31s (± 0.39%)	-0.03s (- 0.30%)	10.22s	10.42s
material-ui - node (v8.9.0, x64)
Memory used	452,925k (± 0.01%)	452,694k (± 0.01%)	-231k (- 0.05%)	452,539k	452,809k
Parse Time	2.13s (± 0.47%)	2.12s (± 0.61%)	-0.02s (- 0.80%)	2.08s	2.14s
Bind Time	0.83s (± 0.88%)	0.82s (± 0.92%)	-0.00s (- 0.48%)	0.81s	0.85s
Check Time	16.92s (± 0.77%)	16.76s (± 0.72%)	-0.16s (- 0.95%)	16.56s	17.14s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	19.88s (± 0.67%)	19.70s (± 0.66%)	-0.18s (- 0.90%)	19.50s	20.11s
Angular - node (v8.9.0, x86)
Memory used	186,212k (± 0.02%)	186,008k (± 0.04%)	-204k (- 0.11%)	185,754k	186,132k
Parse Time	2.08s (± 0.50%)	2.07s (± 0.77%)	-0.01s (- 0.67%)	2.04s	2.10s
Bind Time	1.10s (± 0.68%)	1.09s (± 1.37%)	-0.01s (- 0.91%)	1.07s	1.14s
Check Time	5.07s (± 0.72%)	5.08s (± 0.36%)	+0.01s (+ 0.14%)	5.04s	5.11s
Emit Time	6.10s (± 1.51%)	6.08s (± 1.18%)	-0.02s (- 0.39%)	5.88s	6.21s
Total Time	14.35s (± 0.82%)	14.31s (± 0.50%)	-0.04s (- 0.28%)	14.14s	14.43s
Monaco - node (v8.9.0, x86)
Memory used	185,744k (± 0.02%)	185,739k (± 0.01%)	-5k (- 0.00%)	185,678k	185,785k
Parse Time	1.60s (± 0.80%)	1.60s (± 0.62%)	+0.00s (+ 0.19%)	1.59s	1.63s
Bind Time	0.77s (± 0.62%)	0.77s (± 0.72%)	-0.00s (- 0.13%)	0.76s	0.79s
Check Time	5.50s (± 0.52%)	5.50s (± 0.77%)	+0.00s (+ 0.04%)	5.43s	5.60s
Emit Time	2.88s (± 1.11%)	2.88s (± 0.71%)	+0.00s (+ 0.03%)	2.84s	2.94s
Total Time	10.75s (± 0.46%)	10.75s (± 0.53%)	+0.00s (+ 0.02%)	10.63s	10.87s
TFS - node (v8.9.0, x86)
Memory used	167,356k (± 0.03%)	167,336k (± 0.03%)	-20k (- 0.01%)	167,274k	167,495k
Parse Time	1.30s (± 0.62%)	1.30s (± 0.58%)	-0.00s (- 0.08%)	1.28s	1.31s
Bind Time	0.72s (± 0.65%)	0.72s (± 0.62%)	+0.00s (+ 0.28%)	0.71s	0.73s
Check Time	4.72s (± 0.43%)	4.70s (± 0.75%)	-0.02s (- 0.47%)	4.62s	4.77s
Emit Time	3.04s (± 2.87%)	2.99s (± 1.10%)	-0.05s (- 1.58%)	2.90s	3.08s
Total Time	9.78s (± 0.85%)	9.71s (± 0.60%)	-0.07s (- 0.74%)	9.59s	9.81s
material-ui - node (v8.9.0, x86)
Memory used	256,647k (± 0.01%)	256,489k (± 0.01%)	-158k (- 0.06%)	256,405k	256,557k
Parse Time	2.20s (± 0.78%)	2.19s (± 0.80%)	-0.01s (- 0.50%)	2.15s	2.23s
Bind Time	0.70s (± 0.93%)	0.69s (± 1.52%)	-0.00s (- 0.72%)	0.68s	0.72s
Check Time	15.59s (± 0.71%)	15.59s (± 0.92%)	-0.01s (- 0.06%)	15.34s	15.85s
Emit Time	0.00s (± 0.00%)	0.00s (± 0.00%)	0.00s ( NaN%)	0.00s	0.00s
Total Time	18.49s (± 0.62%)	18.46s (± 0.84%)	-0.03s (- 0.16%)	18.22s	18.73s

System

Machine Name	ts-ci-ubuntu
Platform	linux 4.4.0-166-generic
Architecture	x64
Available Memory	16 GB
Available Memory	1 GB
CPUs	4 × Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz

Hosts

• node (v10.16.3, x64)
• node (v12.1.0, x64)
• node (v8.9.0, x64)
• node (v8.9.0, x86)

Scenarios

• Angular - node (v10.16.3, x64)
• Angular - node (v12.1.0, x64)
• Angular - node (v8.9.0, x64)
• Angular - node (v8.9.0, x86)
• Monaco - node (v10.16.3, x64)
• Monaco - node (v12.1.0, x64)
• Monaco - node (v8.9.0, x64)
• Monaco - node (v8.9.0, x86)
• TFS - node (v10.16.3, x64)
• TFS - node (v12.1.0, x64)
• TFS - node (v8.9.0, x64)
• TFS - node (v8.9.0, x86)
• material-ui - node (v10.16.3, x64)
• material-ui - node (v12.1.0, x64)
• material-ui - node (v8.9.0, x64)
• material-ui - node (v8.9.0, x86)

Benchmark	Name	Iterations
Current	38792	10
Baseline	master	10

[DanielRosenwasser]

@sheetalkamat @RyanCavanaugh I just added an assert - do you think it's appropriate? I'd hate to bring down a compilation because an assertion was wrong. I wish there was a place to log "uh oh"s in the experience that were non-fatal.