uber / hermetic_cc_toolchain
File Change Frequency

File change frequency (churn) shows the distribution of file updates (days with at least one commit).

Overview
File Change Frequency Overall
  • There are 19 files with 2,012 lines of code.
    • 1 file changed more than 100 times (330 lines of code)
    • 0 files changed 51-100 times (0 lines of code)
    • 2 files changed 21-50 times (295 lines of code)
    • 6 files changed 6-20 times (626 lines of code)
    • 10 files changed 1-5 times (761 lines of code)
16% | 0% | 14% | 31% | 37%
Legend:
101+
51-100
21-50
6-20
1-5

explore: grouped by folders | grouped by update frequency | data
Contributors Count Frequency Overall
  • There are 19 files with 2,012 lines of code.
    • 0 files changed by more than 25 contributors (0 lines of code)
    • 3 files changed by 11-25 contributors (625 lines of code)
    • 3 files changed by 6-10 contributors (125 lines of code)
    • 8 files changed by 2-5 contributors (1,045 lines of code)
    • 5 files changed by 1 contributor (217 lines of code)
0% | 31% | 6% | 51% | 10%
Legend:
26+
11-25
6-10
2-5
1

explore: grouped by folders | grouped by contributors count | data
File Change Frequency per File Extension
bzl, go, json, c, gitignore, zig, yaml, cc, mod, gitattributes, txt, md
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
bzl27% | 0% | 24% | 17% | 29%
go0% | 0% | 0% | 99% | <1%
zig0% | 0% | 0% | 0% | 100%
File Change Frequency per Logical Decomposition
primary
primary (file change frequency)
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
toolchain22% | 0% | 19% | 10% | 47%
tools0% | 0% | 0% | 100% | 0%
rules0% | 0% | 0% | 53% | 46%
ROOT0% | 0% | 0% | 0% | 100%
Most Frequently Changed Files (Top 19)

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
defs.bzl
in toolchain
 330 - 2021-06-08 2025-03-14 118 15 motiejus@jakstys.lt sebastian.birunt@arm.com
defs.bzl
in toolchain/private
 234 - 2022-04-06 2025-02-26 35 14 laurynasl@uber.com sebastian.birunt@arm.com
cc_toolchains.bzl
in toolchain/private
 61 - 2022-04-07 2025-04-27 23 12 motiejus@uber.com zplin@uber.com
main.go
in tools/releaser
 412 10 2023-03-10 2024-02-25 20 4 motiejus@uber.com motiejus@jakstys.lt
zig_toolchain.bzl
in toolchain
 24 - 2021-06-08 2025-02-26 19 7 motiejus@jakstys.lt sebastian.birunt@arm.com
platform.bzl
in rules
 60 - 2022-04-13 2025-02-26 18 6 laurynasl@uber.com sebastian.birunt@arm.com
defs.bzl
in toolchain/platform
 41 - 2022-04-06 2024-11-28 10 6 laurynasl@uber.com 100707302+brandonthomasjone...
defs.bzl
in toolchain/toolchain
 47 - 2022-04-06 2025-02-26 8 5 laurynasl@uber.com sebastian.birunt@arm.com
ext.bzl
in toolchain
 42 - 2023-06-25 2025-03-14 6 5 donald@stufft.io sebastian.birunt@arm.com
defs.bzl
in toolchain/libc
 9 - 2022-04-13 2023-04-21 5 2 laurynasl@uber.com motiejus@uber.com
zig_sdk.bzl
in toolchain/private
 14 - 2024-02-12 2024-05-08 5 3 motiejusja@wix.com zplin@uber.com
zig
zig-wrapper.zig
in toolchain
 393 - 2023-05-15 2024-02-22 4 4 motiejus@uber.com motiejus@jakstys.lt
44 - 2023-05-30 2025-02-26 3 2 motiejus@uber.com sebastian.birunt@arm.com
zig
cp.zig
in rules
 8 - 2023-05-24 2023-05-30 2 1 motiejus@uber.com motiejus@uber.com
repositories.bzl
in toolchain/private
 84 - 2025-02-26 2025-04-28 2 2 sebastian.birunt@arm.com zplin@uber.com
tools.go
in root
 4 - 2023-02-20 2023-02-20 1 1 zplin@uber.com zplin@uber.com
zig_toolchain_info.bzl
in toolchain/private
 4 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain.bzl
in toolchain/private
 9 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
192 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
Files With Most Contributors (Top 19)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
defs.bzl
in toolchain
 330 - 2021-06-08 2025-03-14 118 15 motiejus@jakstys.lt sebastian.birunt@arm.com
defs.bzl
in toolchain/private
 234 - 2022-04-06 2025-02-26 35 14 laurynasl@uber.com sebastian.birunt@arm.com
cc_toolchains.bzl
in toolchain/private
 61 - 2022-04-07 2025-04-27 23 12 motiejus@uber.com zplin@uber.com
zig_toolchain.bzl
in toolchain
 24 - 2021-06-08 2025-02-26 19 7 motiejus@jakstys.lt sebastian.birunt@arm.com
platform.bzl
in rules
 60 - 2022-04-13 2025-02-26 18 6 laurynasl@uber.com sebastian.birunt@arm.com
defs.bzl
in toolchain/platform
 41 - 2022-04-06 2024-11-28 10 6 laurynasl@uber.com 100707302+brandonthomasjone...
defs.bzl
in toolchain/toolchain
 47 - 2022-04-06 2025-02-26 8 5 laurynasl@uber.com sebastian.birunt@arm.com
ext.bzl
in toolchain
 42 - 2023-06-25 2025-03-14 6 5 donald@stufft.io sebastian.birunt@arm.com
main.go
in tools/releaser
 412 10 2023-03-10 2024-02-25 20 4 motiejus@uber.com motiejus@jakstys.lt
zig
zig-wrapper.zig
in toolchain
 393 - 2023-05-15 2024-02-22 4 4 motiejus@uber.com motiejus@jakstys.lt
zig_sdk.bzl
in toolchain/private
 14 - 2024-02-12 2024-05-08 5 3 motiejusja@wix.com zplin@uber.com
defs.bzl
in toolchain/libc
 9 - 2022-04-13 2023-04-21 5 2 laurynasl@uber.com motiejus@uber.com
44 - 2023-05-30 2025-02-26 3 2 motiejus@uber.com sebastian.birunt@arm.com
repositories.bzl
in toolchain/private
 84 - 2025-02-26 2025-04-28 2 2 sebastian.birunt@arm.com zplin@uber.com
zig
cp.zig
in rules
 8 - 2023-05-24 2023-05-30 2 1 motiejus@uber.com motiejus@uber.com
zig_toolchain.bzl
in toolchain/private
 9 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain_info.bzl
in toolchain/private
 4 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
192 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
tools.go
in root
 4 - 2023-02-20 2023-02-20 1 1 zplin@uber.com zplin@uber.com
Files With Least Contributors (Top 19)
Based on the number of unique email addresses found in commits.

See data for all files...

File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
192 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain.bzl
in toolchain/private
 9 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig
cp.zig
in rules
 8 - 2023-05-24 2023-05-30 2 1 motiejus@uber.com motiejus@uber.com
zig_toolchain_info.bzl
in toolchain/private
 4 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
tools.go
in root
 4 - 2023-02-20 2023-02-20 1 1 zplin@uber.com zplin@uber.com
repositories.bzl
in toolchain/private
 84 - 2025-02-26 2025-04-28 2 2 sebastian.birunt@arm.com zplin@uber.com
44 - 2023-05-30 2025-02-26 3 2 motiejus@uber.com sebastian.birunt@arm.com
defs.bzl
in toolchain/libc
 9 - 2022-04-13 2023-04-21 5 2 laurynasl@uber.com motiejus@uber.com
zig_sdk.bzl
in toolchain/private
 14 - 2024-02-12 2024-05-08 5 3 motiejusja@wix.com zplin@uber.com
main.go
in tools/releaser
 412 10 2023-03-10 2024-02-25 20 4 motiejus@uber.com motiejus@jakstys.lt
zig
zig-wrapper.zig
in toolchain
 393 - 2023-05-15 2024-02-22 4 4 motiejus@uber.com motiejus@jakstys.lt
defs.bzl
in toolchain/toolchain
 47 - 2022-04-06 2025-02-26 8 5 laurynasl@uber.com sebastian.birunt@arm.com
ext.bzl
in toolchain
 42 - 2023-06-25 2025-03-14 6 5 donald@stufft.io sebastian.birunt@arm.com
platform.bzl
in rules
 60 - 2022-04-13 2025-02-26 18 6 laurynasl@uber.com sebastian.birunt@arm.com
defs.bzl
in toolchain/platform
 41 - 2022-04-06 2024-11-28 10 6 laurynasl@uber.com 100707302+brandonthomasjone...
zig_toolchain.bzl
in toolchain
 24 - 2021-06-08 2025-02-26 19 7 motiejus@jakstys.lt sebastian.birunt@arm.com
cc_toolchains.bzl
in toolchain/private
 61 - 2022-04-07 2025-04-27 23 12 motiejus@uber.com zplin@uber.com
defs.bzl
in toolchain/private
 234 - 2022-04-06 2025-02-26 35 14 laurynasl@uber.com sebastian.birunt@arm.com
defs.bzl
in toolchain
 330 - 2021-06-08 2025-03-14 118 15 motiejus@jakstys.lt sebastian.birunt@arm.com
Correlations

File Size vs. Number of Changes: 19 points

toolchain/private/repositories.bzl x: 84 lines of code y: 2 # changes toolchain/private/cc_toolchains.bzl x: 61 lines of code y: 23 # changes toolchain/defs.bzl x: 330 lines of code y: 118 # changes toolchain/ext.bzl x: 42 lines of code y: 6 # changes rules/platform.bzl x: 60 lines of code y: 18 # changes rules/zig_binary.bzl x: 44 lines of code y: 3 # changes toolchain/private/defs.bzl x: 234 lines of code y: 35 # changes toolchain/private/zig_toolchain.bzl x: 9 lines of code y: 1 # changes toolchain/private/zig_toolchain_info.bzl x: 4 lines of code y: 1 # changes toolchain/toolchain/defs.bzl x: 47 lines of code y: 8 # changes toolchain/zig_cc_toolchain.bzl x: 192 lines of code y: 1 # changes toolchain/zig_toolchain.bzl x: 24 lines of code y: 19 # changes toolchain/platform/defs.bzl x: 41 lines of code y: 10 # changes toolchain/private/zig_sdk.bzl x: 14 lines of code y: 5 # changes tools/releaser/main.go x: 412 lines of code y: 20 # changes toolchain/zig-wrapper.zig x: 393 lines of code y: 4 # changes rules/cp.zig x: 8 lines of code y: 2 # changes toolchain/libc/defs.bzl x: 9 lines of code y: 5 # changes
118.0
# changes
  min: 1.0
  average: 14.84
  25th percentile: 2.0
  median: 5.0
  75th percentile: 19.0
  max: 118.0
0 412.0
lines of code
min: 4.0 | average: 105.89 | 25th percentile: 9.0 | median: 44.0 | 75th percentile: 192.0 | max: 412.0

Number of Contributors vs. Number of Changes: 19 points

toolchain/private/repositories.bzl x: 2 # contributors y: 2 # changes toolchain/private/cc_toolchains.bzl x: 12 # contributors y: 23 # changes toolchain/defs.bzl x: 15 # contributors y: 118 # changes toolchain/ext.bzl x: 5 # contributors y: 6 # changes rules/platform.bzl x: 6 # contributors y: 18 # changes rules/zig_binary.bzl x: 2 # contributors y: 3 # changes toolchain/private/defs.bzl x: 14 # contributors y: 35 # changes toolchain/private/zig_toolchain.bzl x: 1 # contributors y: 1 # changes toolchain/toolchain/defs.bzl x: 5 # contributors y: 8 # changes toolchain/zig_toolchain.bzl x: 7 # contributors y: 19 # changes toolchain/platform/defs.bzl x: 6 # contributors y: 10 # changes toolchain/private/zig_sdk.bzl x: 3 # contributors y: 5 # changes tools/releaser/main.go x: 4 # contributors y: 20 # changes toolchain/zig-wrapper.zig x: 4 # contributors y: 4 # changes rules/cp.zig x: 1 # contributors y: 2 # changes toolchain/libc/defs.bzl x: 2 # contributors y: 5 # changes
118.0
# changes
  min: 1.0
  average: 14.84
  25th percentile: 2.0
  median: 5.0
  75th percentile: 19.0
  max: 118.0
0 15.0
# contributors
min: 1.0 | average: 4.84 | 25th percentile: 1.0 | median: 4.0 | 75th percentile: 6.0 | max: 15.0

Number of Contributors vs. File Size: 19 points

toolchain/private/repositories.bzl x: 2 # contributors y: 84 lines of code toolchain/private/cc_toolchains.bzl x: 12 # contributors y: 61 lines of code toolchain/defs.bzl x: 15 # contributors y: 330 lines of code toolchain/ext.bzl x: 5 # contributors y: 42 lines of code rules/platform.bzl x: 6 # contributors y: 60 lines of code rules/zig_binary.bzl x: 2 # contributors y: 44 lines of code toolchain/private/defs.bzl x: 14 # contributors y: 234 lines of code toolchain/private/zig_toolchain.bzl x: 1 # contributors y: 9 lines of code toolchain/private/zig_toolchain_info.bzl x: 1 # contributors y: 4 lines of code toolchain/toolchain/defs.bzl x: 5 # contributors y: 47 lines of code toolchain/zig_cc_toolchain.bzl x: 1 # contributors y: 192 lines of code toolchain/zig_toolchain.bzl x: 7 # contributors y: 24 lines of code toolchain/platform/defs.bzl x: 6 # contributors y: 41 lines of code toolchain/private/zig_sdk.bzl x: 3 # contributors y: 14 lines of code tools/releaser/main.go x: 4 # contributors y: 412 lines of code toolchain/zig-wrapper.zig x: 4 # contributors y: 393 lines of code rules/cp.zig x: 1 # contributors y: 8 lines of code toolchain/libc/defs.bzl x: 2 # contributors y: 9 lines of code
412.0
lines of code
  min: 4.0
  average: 105.89
  25th percentile: 9.0
  median: 44.0
  75th percentile: 192.0
  max: 412.0
0 15.0
# contributors
min: 1.0 | average: 4.84 | 25th percentile: 1.0 | median: 4.0 | 75th percentile: 6.0 | max: 15.0