Add variant_observable to avoid dynamic coversions

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BENCHMARK RESULTS (AUTOGENERATED)

ci-ubuntu-gcc

General

name	rxcpp	rpp	prev rpp	ratio
Subscribe empty callbacks to empty observable	317.51 ns	2.16 ns	2.19 ns	0.99
Subscribe empty callbacks to empty observable via pipe operator	320.38 ns	2.16 ns	2.23 ns	0.97

Sources

name	rxcpp	rpp	prev rpp	ratio
from array of 1 - create + subscribe + immediate	706.70 ns	0.31 ns	0.54 ns	0.57
from array of 1 - create + subscribe + current_thread	1094.75 ns	3.70 ns	3.64 ns	1.02
concat_as_source of just(1 immediate) create + subscribe	2235.06 ns	141.50 ns	137.01 ns	1.03
defer from array of 1 - defer + create + subscribe + immediate	731.49 ns	0.31 ns	0.31 ns	1.00
interval - interval + take(3) + subscribe + immediate	2149.60 ns	59.23 ns	59.19 ns	1.00
interval - interval + take(3) + subscribe + current_thread	2981.61 ns	32.42 ns	33.64 ns	0.96
from array of 1 - create + as_blocking + subscribe + new_thread	30913.46 ns	28454.21 ns	28174.06 ns	1.01
from array of 1000 - create + as_blocking + subscribe + new_thread	39450.38 ns	49192.35 ns	52982.95 ns	0.93
concat_as_source of just(1 immediate) and just(1,2 immediate)create + subscribe	3459.50 ns	137.63 ns	-	0.00

Filtering Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take(1)+subscribe	1099.93 ns	0.31 ns	0.31 ns	1.00
immediate_just+filter(true)+subscribe	838.19 ns	0.31 ns	0.31 ns	1.00
immediate_just(1,2)+skip(1)+subscribe	1018.23 ns	0.31 ns	0.31 ns	1.00
immediate_just(1,1,2)+distinct_until_changed()+subscribe	852.13 ns	0.31 ns	0.31 ns	0.99
immediate_just(1,2)+first()+subscribe	1224.81 ns	0.62 ns	0.31 ns	2.00
immediate_just(1,2)+last()+subscribe	915.78 ns	0.31 ns	0.31 ns	1.00
immediate_just+take_last(1)+subscribe	1096.71 ns	17.28 ns	17.90 ns	0.97

Schedulers

name	rxcpp	rpp	prev rpp	ratio
immediate scheduler create worker + schedule	272.77 ns	2.16 ns	2.16 ns	1.00
current_thread scheduler create worker + schedule	369.11 ns	5.56 ns	5.62 ns	0.99
current_thread scheduler create worker + schedule + recursive schedule	841.22 ns	55.91 ns	56.33 ns	0.99

Transforming Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+map(v*2)+subscribe	822.50 ns	0.31 ns	0.32 ns	0.97
immediate_just+scan(10, std::plus)+subscribe	921.11 ns	0.31 ns	0.31 ns	1.00
immediate_just+flat_map(immediate_just(v*2))+subscribe	2329.27 ns	168.20 ns	196.83 ns	0.85
immediate_just+buffer(2)+subscribe	1504.95 ns	13.58 ns	13.73 ns	0.99
immediate_just+window(2)+subscribe + subscsribe inner	2371.09 ns	986.89 ns	1068.95 ns	0.92

Conditional Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take_while(false)+subscribe	869.71 ns	-	-	0.00
immediate_just+take_while(true)+subscribe	849.39 ns	0.31 ns	0.39 ns	0.80

Utility Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(1)+subscribe_on(immediate)+subscribe	1975.83 ns	0.31 ns	0.31 ns	1.00

Combining Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(immediate_just(1), immediate_just(1)) + merge() + subscribe	3432.14 ns	180.01 ns	197.27 ns	0.91
immediate_just(1) + merge_with(immediate_just(2)) + subscribe	3735.95 ns	175.64 ns	179.95 ns	0.98
immediate_just(1) + with_latest_from(immediate_just(2)) + subscribe	-	156.64 ns	164.42 ns	0.95
immediate_just(immediate_just(1),immediate_just(1)) + switch_on_next() + subscribe	3508.09 ns	947.48 ns	1037.88 ns	0.91
immediate_just(1) + zip(immediate_just(2)) + subscribe	2072.91 ns	204.82 ns	207.81 ns	0.99

Subjects

name	rxcpp	rpp	prev rpp	ratio
publish_subject with 1 observer - on_next	34.49 ns	16.80 ns	16.87 ns	1.00

Scenarios

name	rxcpp	rpp	prev rpp	ratio
basic sample	1389.87 ns	12.96 ns	13.58 ns	0.95
basic sample with immediate scheduler	1386.35 ns	5.55 ns	5.55 ns	1.00

Aggregating Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+reduce(10, std::plus)+subscribe	916.88 ns	0.31 ns	0.31 ns	1.00

Error Handling Operators

name	rxcpp	rpp	prev rpp	ratio
create(on_next(1), on_error())+on_error_resume_next(immediate_just(2)))+subscribe	1028.96 ns	118.03 ns	118.72 ns	0.99

ci-macos

General

name	rxcpp	rpp	prev rpp	ratio
Subscribe empty callbacks to empty observable	1022.02 ns	3.93 ns	3.93 ns	1.00
Subscribe empty callbacks to empty observable via pipe operator	968.08 ns	3.93 ns	4.26 ns	0.92

Sources

name	rxcpp	rpp	prev rpp	ratio
from array of 1 - create + subscribe + immediate	1911.55 ns	0.23 ns	0.30 ns	0.77
from array of 1 - create + subscribe + current_thread	2408.46 ns	31.07 ns	42.77 ns	0.73
concat_as_source of just(1 immediate) create + subscribe	5474.99 ns	335.11 ns	454.22 ns	0.74
defer from array of 1 - defer + create + subscribe + immediate	1993.09 ns	0.23 ns	0.27 ns	0.86
interval - interval + take(3) + subscribe + immediate	4927.15 ns	114.99 ns	154.25 ns	0.75
interval - interval + take(3) + subscribe + current_thread	6052.25 ns	94.70 ns	132.23 ns	0.72
from array of 1 - create + as_blocking + subscribe + new_thread	82408.79 ns	80365.00 ns	98817.42 ns	0.81
from array of 1000 - create + as_blocking + subscribe + new_thread	88070.17 ns	86325.33 ns	124247.56 ns	0.69
concat_as_source of just(1 immediate) and just(1,2 immediate)create + subscribe	8181.87 ns	377.24 ns	-	0.00

Filtering Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take(1)+subscribe	2878.06 ns	0.23 ns	0.33 ns	0.70
immediate_just+filter(true)+subscribe	2134.49 ns	0.23 ns	0.33 ns	0.71
immediate_just(1,2)+skip(1)+subscribe	2638.76 ns	0.22 ns	0.30 ns	0.75
immediate_just(1,1,2)+distinct_until_changed()+subscribe	1991.62 ns	0.45 ns	0.63 ns	0.71
immediate_just(1,2)+first()+subscribe	3063.03 ns	0.22 ns	0.32 ns	0.70
immediate_just(1,2)+last()+subscribe	2284.57 ns	0.22 ns	0.32 ns	0.71
immediate_just+take_last(1)+subscribe	3065.42 ns	70.84 ns	103.66 ns	0.68

Schedulers

name	rxcpp	rpp	prev rpp	ratio
immediate scheduler create worker + schedule	847.51 ns	4.17 ns	6.41 ns	0.65
current_thread scheduler create worker + schedule	1197.44 ns	35.91 ns	44.71 ns	0.80
current_thread scheduler create worker + schedule + recursive schedule	2002.47 ns	203.01 ns	224.72 ns	0.90

Transforming Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+map(v*2)+subscribe	2029.01 ns	0.25 ns	0.32 ns	0.76
immediate_just+scan(10, std::plus)+subscribe	2255.32 ns	0.45 ns	0.63 ns	0.71
immediate_just+flat_map(immediate_just(v*2))+subscribe	5086.88 ns	382.10 ns	562.03 ns	0.68
immediate_just+buffer(2)+subscribe	2489.79 ns	67.24 ns	103.08 ns	0.65
immediate_just+window(2)+subscribe + subscsribe inner	5364.29 ns	2321.63 ns	3404.27 ns	0.68

Conditional Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take_while(false)+subscribe	2008.71 ns	-	-	0.00
immediate_just+take_while(true)+subscribe	2033.34 ns	0.22 ns	0.36 ns	0.62

Utility Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(1)+subscribe_on(immediate)+subscribe	4683.70 ns	0.22 ns	0.26 ns	0.86

Combining Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(immediate_just(1), immediate_just(1)) + merge() + subscribe	7394.10 ns	440.76 ns	447.38 ns	0.99
immediate_just(1) + merge_with(immediate_just(2)) + subscribe	8006.76 ns	439.61 ns	468.39 ns	0.94
immediate_just(1) + with_latest_from(immediate_just(2)) + subscribe	-	439.83 ns	535.86 ns	0.82
immediate_just(immediate_just(1),immediate_just(1)) + switch_on_next() + subscribe	7630.00 ns	1869.51 ns	1920.77 ns	0.97
immediate_just(1) + zip(immediate_just(2)) + subscribe	4932.15 ns	805.64 ns	866.81 ns	0.93

Subjects

name	rxcpp	rpp	prev rpp	ratio
publish_subject with 1 observer - on_next	73.51 ns	48.24 ns	68.46 ns	0.70

Scenarios

name	rxcpp	rpp	prev rpp	ratio
basic sample	2717.77 ns	67.13 ns	73.96 ns	0.91
basic sample with immediate scheduler	2704.65 ns	14.94 ns	15.42 ns	0.97

Aggregating Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+reduce(10, std::plus)+subscribe	2278.93 ns	0.22 ns	0.32 ns	0.71

Error Handling Operators

name	rxcpp	rpp	prev rpp	ratio
create(on_next(1), on_error())+on_error_resume_next(immediate_just(2)))+subscribe	6246.17 ns	3840.46 ns	5019.48 ns	0.77

ci-ubuntu-clang

General

name	rxcpp	rpp	prev rpp	ratio
Subscribe empty callbacks to empty observable	266.71 ns	1.56 ns	1.54 ns	1.01
Subscribe empty callbacks to empty observable via pipe operator	275.11 ns	1.56 ns	1.54 ns	1.01

Sources

name	rxcpp	rpp	prev rpp	ratio
from array of 1 - create + subscribe + immediate	568.12 ns	0.42 ns	0.31 ns	1.35
from array of 1 - create + subscribe + current_thread	796.88 ns	4.32 ns	4.01 ns	1.08
concat_as_source of just(1 immediate) create + subscribe	2410.87 ns	134.48 ns	134.71 ns	1.00
defer from array of 1 - defer + create + subscribe + immediate	807.96 ns	0.31 ns	0.31 ns	1.00
interval - interval + take(3) + subscribe + immediate	2262.28 ns	58.31 ns	58.26 ns	1.00
interval - interval + take(3) + subscribe + current_thread	3224.57 ns	30.88 ns	30.88 ns	1.00
from array of 1 - create + as_blocking + subscribe + new_thread	31115.12 ns	28681.81 ns	27600.56 ns	1.04
from array of 1000 - create + as_blocking + subscribe + new_thread	40414.89 ns	37235.24 ns	33733.69 ns	1.10
concat_as_source of just(1 immediate) and just(1,2 immediate)create + subscribe	3752.30 ns	158.04 ns	-	0.00

Filtering Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take(1)+subscribe	1157.43 ns	0.31 ns	0.31 ns	1.00
immediate_just+filter(true)+subscribe	848.12 ns	0.31 ns	0.31 ns	1.00
immediate_just(1,2)+skip(1)+subscribe	1069.93 ns	0.31 ns	0.31 ns	1.00
immediate_just(1,1,2)+distinct_until_changed()+subscribe	882.48 ns	0.62 ns	0.31 ns	2.00
immediate_just(1,2)+first()+subscribe	1365.48 ns	0.31 ns	0.31 ns	1.00
immediate_just(1,2)+last()+subscribe	1008.31 ns	0.31 ns	0.31 ns	1.00
immediate_just+take_last(1)+subscribe	1192.88 ns	0.31 ns	0.31 ns	1.00

Schedulers

name	rxcpp	rpp	prev rpp	ratio
immediate scheduler create worker + schedule	315.51 ns	1.56 ns	1.54 ns	1.01
current_thread scheduler create worker + schedule	421.62 ns	4.63 ns	4.82 ns	0.96
current_thread scheduler create worker + schedule + recursive schedule	873.57 ns	57.40 ns	57.30 ns	1.00

Transforming Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+map(v*2)+subscribe	856.83 ns	0.31 ns	0.31 ns	1.00
immediate_just+scan(10, std::plus)+subscribe	958.10 ns	0.31 ns	0.62 ns	0.50
immediate_just+flat_map(immediate_just(v*2))+subscribe	2236.03 ns	140.25 ns	140.06 ns	1.00
immediate_just+buffer(2)+subscribe	1555.41 ns	13.89 ns	13.89 ns	1.00
immediate_just+window(2)+subscribe + subscsribe inner	2435.39 ns	907.27 ns	903.43 ns	1.00

Conditional Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take_while(false)+subscribe	831.64 ns	-	-	0.00
immediate_just+take_while(true)+subscribe	854.75 ns	0.31 ns	0.31 ns	1.00

Utility Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(1)+subscribe_on(immediate)+subscribe	2004.12 ns	0.31 ns	0.31 ns	1.00

Combining Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(immediate_just(1), immediate_just(1)) + merge() + subscribe	3310.99 ns	159.66 ns	159.24 ns	1.00
immediate_just(1) + merge_with(immediate_just(2)) + subscribe	3761.95 ns	147.30 ns	147.16 ns	1.00
immediate_just(1) + with_latest_from(immediate_just(2)) + subscribe	-	144.15 ns	141.92 ns	1.02
immediate_just(immediate_just(1),immediate_just(1)) + switch_on_next() + subscribe	3458.40 ns	845.85 ns	849.75 ns	1.00
immediate_just(1) + zip(immediate_just(2)) + subscribe	2229.88 ns	202.47 ns	208.09 ns	0.97

Subjects

name	rxcpp	rpp	prev rpp	ratio
publish_subject with 1 observer - on_next	54.14 ns	19.07 ns	18.61 ns	1.02

Scenarios

name	rxcpp	rpp	prev rpp	ratio
basic sample	1297.56 ns	12.35 ns	12.04 ns	1.03
basic sample with immediate scheduler	1283.68 ns	6.17 ns	5.86 ns	1.05

Aggregating Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+reduce(10, std::plus)+subscribe	990.84 ns	0.31 ns	0.31 ns	1.00

Error Handling Operators

name	rxcpp	rpp	prev rpp	ratio
create(on_next(1), on_error())+on_error_resume_next(immediate_just(2)))+subscribe	1054.59 ns	136.59 ns	133.24 ns	1.03

ci-windows

General

name	rxcpp	rpp	prev rpp	ratio
Subscribe empty callbacks to empty observable	598.70 ns	4.02 ns	4.68 ns	0.86
Subscribe empty callbacks to empty observable via pipe operator	608.30 ns	4.01 ns	4.72 ns	0.85

Sources

name	rxcpp	rpp	prev rpp	ratio
from array of 1 - create + subscribe + immediate	1220.27 ns	5.24 ns	4.93 ns	1.06
from array of 1 - create + subscribe + current_thread	1486.17 ns	15.44 ns	15.74 ns	0.98
concat_as_source of just(1 immediate) create + subscribe	3858.63 ns	186.86 ns	172.43 ns	1.08
defer from array of 1 - defer + create + subscribe + immediate	1253.06 ns	5.24 ns	4.93 ns	1.06
interval - interval + take(3) + subscribe + immediate	3834.71 ns	133.54 ns	134.03 ns	1.00
interval - interval + take(3) + subscribe + current_thread	3528.09 ns	53.63 ns	53.25 ns	1.01
from array of 1 - create + as_blocking + subscribe + new_thread	127844.44 ns	121433.33 ns	111500.00 ns	1.09
from array of 1000 - create + as_blocking + subscribe + new_thread	132328.57 ns	136462.50 ns	126100.00 ns	1.08
concat_as_source of just(1 immediate) and just(1,2 immediate)create + subscribe	5719.23 ns	213.33 ns	-	0.00

Filtering Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take(1)+subscribe	1871.60 ns	12.87 ns	12.86 ns	1.00
immediate_just+filter(true)+subscribe	1364.83 ns	11.72 ns	12.37 ns	0.95
immediate_just(1,2)+skip(1)+subscribe	1761.97 ns	13.05 ns	13.02 ns	1.00
immediate_just(1,1,2)+distinct_until_changed()+subscribe	1382.17 ns	15.82 ns	15.95 ns	0.99
immediate_just(1,2)+first()+subscribe	2100.39 ns	12.61 ns	12.94 ns	0.97
immediate_just(1,2)+last()+subscribe	1809.50 ns	14.09 ns	13.78 ns	1.02
immediate_just+take_last(1)+subscribe	2050.54 ns	57.73 ns	59.19 ns	0.98

Schedulers

name	rxcpp	rpp	prev rpp	ratio
immediate scheduler create worker + schedule	510.04 ns	6.17 ns	6.48 ns	0.95
current_thread scheduler create worker + schedule	693.68 ns	13.66 ns	13.11 ns	1.04
current_thread scheduler create worker + schedule + recursive schedule	1162.03 ns	104.06 ns	103.28 ns	1.01

Transforming Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+map(v*2)+subscribe	1358.03 ns	11.18 ns	12.25 ns	0.91
immediate_just+scan(10, std::plus)+subscribe	1470.00 ns	21.27 ns	21.58 ns	0.99
immediate_just+flat_map(immediate_just(v*2))+subscribe	3635.65 ns	220.76 ns	219.41 ns	1.01
immediate_just+buffer(2)+subscribe	2654.55 ns	57.21 ns	63.58 ns	0.90
immediate_just+window(2)+subscribe + subscsribe inner	4134.25 ns	1243.53 ns	1227.77 ns	1.01

Conditional Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+take_while(false)+subscribe	1716.83 ns	11.41 ns	11.44 ns	1.00
immediate_just+take_while(true)+subscribe	1369.15 ns	11.71 ns	12.38 ns	0.95

Utility Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(1)+subscribe_on(immediate)+subscribe	3206.23 ns	7.71 ns	7.09 ns	1.09

Combining Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just(immediate_just(1), immediate_just(1)) + merge() + subscribe	5358.25 ns	241.93 ns	232.26 ns	1.04
immediate_just(1) + merge_with(immediate_just(2)) + subscribe	5623.28 ns	241.92 ns	223.96 ns	1.08
immediate_just(1) + with_latest_from(immediate_just(2)) + subscribe	-	238.55 ns	231.36 ns	1.03
immediate_just(immediate_just(1),immediate_just(1)) + switch_on_next() + subscribe	5581.99 ns	988.65 ns	938.80 ns	1.05
immediate_just(1) + zip(immediate_just(2)) + subscribe	3693.80 ns	565.53 ns	550.67 ns	1.03

Subjects

name	rxcpp	rpp	prev rpp	ratio
publish_subject with 1 observer - on_next	37.00 ns	26.53 ns	25.59 ns	1.04

Scenarios

name	rxcpp	rpp	prev rpp	ratio
basic sample	1943.62 ns	58.04 ns	58.33 ns	1.00
basic sample with immediate scheduler	2222.09 ns	37.95 ns	36.73 ns	1.03

Aggregating Operators

name	rxcpp	rpp	prev rpp	ratio
immediate_just+reduce(10, std::plus)+subscribe	1485.19 ns	19.98 ns	19.94 ns	1.00

Error Handling Operators

name	rxcpp	rpp	prev rpp	ratio
create(on_next(1), on_error())+on_error_resume_next(immediate_just(2)))+subscribe	1979.17 ns	353.51 ns	340.19 ns	1.04

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
100.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud