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chroma/.golangci.yml

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run:
tests: true
skip-dirs:
- _examples
output:
print-issued-lines: false
linters:
enable-all: true
disable:
- maligned
- megacheck
- lll
- gocyclo
- dupl
2019-07-19 18:57:05 +10:00
- gochecknoglobals
2019-10-06 19:58:36 +11:00
- funlen
- godox
- wsl
2020-01-01 12:45:09 +11:00
- gomnd
- gocognit
- goerr113
- nolintlint
- testpackage
- godot
- nestif
- paralleltest
- nlreturn
- cyclop
- exhaustivestruct
- gci
- gofumpt
- errorlint
- exhaustive
- ifshort
- wrapcheck
- stylecheck
Version 2 of Chroma This cleans up the API in general, removing a bunch of deprecated stuff, cleaning up circular imports, etc. But the biggest change is switching to an optional XML format for the regex lexer. Having lexers defined only in Go is not ideal for a couple of reasons. Firstly, it impedes a significant portion of contributors who use Chroma in Hugo, but don't know Go. Secondly, it bloats the binary size of any project that imports Chroma. Why XML? YAML is an abomination and JSON is not human editable. XML also compresses very well (eg. Go template lexer XML compresses from 3239 bytes to 718). Why a new syntax format? All major existing formats rely on the Oniguruma regex engine, which is extremely complex and for which there is no Go port. Why not earlier? Prior to the existence of fs.FS this was not a viable option. Benchmarks: $ hyperfine --warmup 3 \ './chroma.master --version' \ './chroma.xml-pre-opt --version' \ './chroma.xml --version' Benchmark 1: ./chroma.master --version Time (mean ± σ): 5.3 ms ± 0.5 ms [User: 3.6 ms, System: 1.4 ms] Range (min … max): 4.2 ms … 6.6 ms 233 runs Benchmark 2: ./chroma.xml-pre-opt --version Time (mean ± σ): 50.6 ms ± 0.5 ms [User: 52.4 ms, System: 3.6 ms] Range (min … max): 49.2 ms … 51.5 ms 51 runs Benchmark 3: ./chroma.xml --version Time (mean ± σ): 6.9 ms ± 1.1 ms [User: 5.1 ms, System: 1.5 ms] Range (min … max): 5.7 ms … 19.9 ms 196 runs Summary './chroma.master --version' ran 1.30 ± 0.23 times faster than './chroma.xml --version' 9.56 ± 0.83 times faster than './chroma.xml-pre-opt --version' A slight increase in init time, but I think this is okay given the increase in flexibility. And binary size difference: $ du -h lexers.test* $ du -sh chroma* 951371ms 8.8M chroma.master 7.8M chroma.xml 7.8M chroma.xml-pre-opt Benchmarks: $ hyperfine --warmup 3 \ './chroma.master --version' \ './chroma.xml-pre-opt --version' \ './chroma.xml --version' Benchmark 1: ./chroma.master --version Time (mean ± σ): 5.3 ms ± 0.5 ms [User: 3.6 ms, System: 1.4 ms] Range (min … max): 4.2 ms … 6.6 ms 233 runs Benchmark 2: ./chroma.xml-pre-opt --version Time (mean ± σ): 50.6 ms ± 0.5 ms [User: 52.4 ms, System: 3.6 ms] Range (min … max): 49.2 ms … 51.5 ms 51 runs Benchmark 3: ./chroma.xml --version Time (mean ± σ): 6.9 ms ± 1.1 ms [User: 5.1 ms, System: 1.5 ms] Range (min … max): 5.7 ms … 19.9 ms 196 runs Summary './chroma.master --version' ran 1.30 ± 0.23 times faster than './chroma.xml --version' 9.56 ± 0.83 times faster than './chroma.xml-pre-opt --version' Incompatible changes: - (*RegexLexer).SetAnalyser: changed from func(func(text string) float32) *RegexLexer to func(func(text string) float32) Lexer - (*TokenType).UnmarshalJSON: removed - Lexer.AnalyseText: added - Lexer.SetAnalyser: added - Lexer.SetRegistry: added - MustNewLazyLexer: removed - MustNewLexer: changed from func(*Config, Rules) *RegexLexer to func(*Config, func() Rules) *RegexLexer - Mutators: changed from func(...Mutator) MutatorFunc to func(...Mutator) Mutator - NewLazyLexer: removed - NewLexer: changed from func(*Config, Rules) (*RegexLexer, error) to func(*Config, func() Rules) (*RegexLexer, error) - Pop: changed from func(int) MutatorFunc to func(int) Mutator - Push: changed from func(...string) MutatorFunc to func(...string) Mutator - TokenType.MarshalJSON: removed - Using: changed from func(Lexer) Emitter to func(string) Emitter - UsingByGroup: changed from func(func(string) Lexer, int, int, ...Emitter) Emitter to func(int, int, ...Emitter) Emitter
2022-01-03 23:51:17 +11:00
- thelper
- nonamedreturns
- revive
- dupword
- exhaustruct
- varnamelen
- forcetypeassert
- ireturn
- maintidx
- govet
- nosnakecase
- testableexamples
2023-03-17 08:53:00 +11:00
- musttag
- depguard
- goconst
2024-08-25 16:37:15 +10:00
- perfsprint
- mnd
- predeclared
linters-settings:
govet:
check-shadowing: true
gocyclo:
min-complexity: 10
dupl:
threshold: 100
goconst:
min-len: 8
min-occurrences: 3
forbidigo:
Version 2 of Chroma This cleans up the API in general, removing a bunch of deprecated stuff, cleaning up circular imports, etc. But the biggest change is switching to an optional XML format for the regex lexer. Having lexers defined only in Go is not ideal for a couple of reasons. Firstly, it impedes a significant portion of contributors who use Chroma in Hugo, but don't know Go. Secondly, it bloats the binary size of any project that imports Chroma. Why XML? YAML is an abomination and JSON is not human editable. XML also compresses very well (eg. Go template lexer XML compresses from 3239 bytes to 718). Why a new syntax format? All major existing formats rely on the Oniguruma regex engine, which is extremely complex and for which there is no Go port. Why not earlier? Prior to the existence of fs.FS this was not a viable option. Benchmarks: $ hyperfine --warmup 3 \ './chroma.master --version' \ './chroma.xml-pre-opt --version' \ './chroma.xml --version' Benchmark 1: ./chroma.master --version Time (mean ± σ): 5.3 ms ± 0.5 ms [User: 3.6 ms, System: 1.4 ms] Range (min … max): 4.2 ms … 6.6 ms 233 runs Benchmark 2: ./chroma.xml-pre-opt --version Time (mean ± σ): 50.6 ms ± 0.5 ms [User: 52.4 ms, System: 3.6 ms] Range (min … max): 49.2 ms … 51.5 ms 51 runs Benchmark 3: ./chroma.xml --version Time (mean ± σ): 6.9 ms ± 1.1 ms [User: 5.1 ms, System: 1.5 ms] Range (min … max): 5.7 ms … 19.9 ms 196 runs Summary './chroma.master --version' ran 1.30 ± 0.23 times faster than './chroma.xml --version' 9.56 ± 0.83 times faster than './chroma.xml-pre-opt --version' A slight increase in init time, but I think this is okay given the increase in flexibility. And binary size difference: $ du -h lexers.test* $ du -sh chroma* 951371ms 8.8M chroma.master 7.8M chroma.xml 7.8M chroma.xml-pre-opt Benchmarks: $ hyperfine --warmup 3 \ './chroma.master --version' \ './chroma.xml-pre-opt --version' \ './chroma.xml --version' Benchmark 1: ./chroma.master --version Time (mean ± σ): 5.3 ms ± 0.5 ms [User: 3.6 ms, System: 1.4 ms] Range (min … max): 4.2 ms … 6.6 ms 233 runs Benchmark 2: ./chroma.xml-pre-opt --version Time (mean ± σ): 50.6 ms ± 0.5 ms [User: 52.4 ms, System: 3.6 ms] Range (min … max): 49.2 ms … 51.5 ms 51 runs Benchmark 3: ./chroma.xml --version Time (mean ± σ): 6.9 ms ± 1.1 ms [User: 5.1 ms, System: 1.5 ms] Range (min … max): 5.7 ms … 19.9 ms 196 runs Summary './chroma.master --version' ran 1.30 ± 0.23 times faster than './chroma.xml --version' 9.56 ± 0.83 times faster than './chroma.xml-pre-opt --version' Incompatible changes: - (*RegexLexer).SetAnalyser: changed from func(func(text string) float32) *RegexLexer to func(func(text string) float32) Lexer - (*TokenType).UnmarshalJSON: removed - Lexer.AnalyseText: added - Lexer.SetAnalyser: added - Lexer.SetRegistry: added - MustNewLazyLexer: removed - MustNewLexer: changed from func(*Config, Rules) *RegexLexer to func(*Config, func() Rules) *RegexLexer - Mutators: changed from func(...Mutator) MutatorFunc to func(...Mutator) Mutator - NewLazyLexer: removed - NewLexer: changed from func(*Config, Rules) (*RegexLexer, error) to func(*Config, func() Rules) (*RegexLexer, error) - Pop: changed from func(int) MutatorFunc to func(int) Mutator - Push: changed from func(...string) MutatorFunc to func(...string) Mutator - TokenType.MarshalJSON: removed - Using: changed from func(Lexer) Emitter to func(string) Emitter - UsingByGroup: changed from func(func(string) Lexer, int, int, ...Emitter) Emitter to func(int, int, ...Emitter) Emitter
2022-01-03 23:51:17 +11:00
#forbid:
# - (Must)?NewLexer$
exclude_godoc_examples: false
issues:
max-per-linter: 0
max-same: 0
exclude-use-default: false
exclude:
# Captured by errcheck.
- '^(G104|G204):'
# Very commonly not checked.
- 'Error return value of .(.*\.Help|.*\.MarkFlagRequired|(os\.)?std(out|err)\..*|.*Close|.*Flush|os\.Remove(All)?|.*printf?|os\.(Un)?Setenv). is not checked'
- 'exported method (.*\.MarshalJSON|.*\.UnmarshalJSON|.*\.EntityURN|.*\.GoString|.*\.Pos) should have comment or be unexported'
- 'composite literal uses unkeyed fields'
- 'declaration of "err" shadows declaration'
- 'should not use dot imports'
- 'Potential file inclusion via variable'
- 'should have comment or be unexported'
- 'comment on exported var .* should be of the form'
2019-10-06 19:58:36 +11:00
- 'at least one file in a package should have a package comment'
- 'string literal contains the Unicode'
- 'methods on the same type should have the same receiver name'
2020-01-01 12:45:09 +11:00
- '_TokenType_name should be _TokenTypeName'
- '`_TokenType_map` should be `_TokenTypeMap`'
Version 2 of Chroma This cleans up the API in general, removing a bunch of deprecated stuff, cleaning up circular imports, etc. But the biggest change is switching to an optional XML format for the regex lexer. Having lexers defined only in Go is not ideal for a couple of reasons. Firstly, it impedes a significant portion of contributors who use Chroma in Hugo, but don't know Go. Secondly, it bloats the binary size of any project that imports Chroma. Why XML? YAML is an abomination and JSON is not human editable. XML also compresses very well (eg. Go template lexer XML compresses from 3239 bytes to 718). Why a new syntax format? All major existing formats rely on the Oniguruma regex engine, which is extremely complex and for which there is no Go port. Why not earlier? Prior to the existence of fs.FS this was not a viable option. Benchmarks: $ hyperfine --warmup 3 \ './chroma.master --version' \ './chroma.xml-pre-opt --version' \ './chroma.xml --version' Benchmark 1: ./chroma.master --version Time (mean ± σ): 5.3 ms ± 0.5 ms [User: 3.6 ms, System: 1.4 ms] Range (min … max): 4.2 ms … 6.6 ms 233 runs Benchmark 2: ./chroma.xml-pre-opt --version Time (mean ± σ): 50.6 ms ± 0.5 ms [User: 52.4 ms, System: 3.6 ms] Range (min … max): 49.2 ms … 51.5 ms 51 runs Benchmark 3: ./chroma.xml --version Time (mean ± σ): 6.9 ms ± 1.1 ms [User: 5.1 ms, System: 1.5 ms] Range (min … max): 5.7 ms … 19.9 ms 196 runs Summary './chroma.master --version' ran 1.30 ± 0.23 times faster than './chroma.xml --version' 9.56 ± 0.83 times faster than './chroma.xml-pre-opt --version' A slight increase in init time, but I think this is okay given the increase in flexibility. And binary size difference: $ du -h lexers.test* $ du -sh chroma* 951371ms 8.8M chroma.master 7.8M chroma.xml 7.8M chroma.xml-pre-opt Benchmarks: $ hyperfine --warmup 3 \ './chroma.master --version' \ './chroma.xml-pre-opt --version' \ './chroma.xml --version' Benchmark 1: ./chroma.master --version Time (mean ± σ): 5.3 ms ± 0.5 ms [User: 3.6 ms, System: 1.4 ms] Range (min … max): 4.2 ms … 6.6 ms 233 runs Benchmark 2: ./chroma.xml-pre-opt --version Time (mean ± σ): 50.6 ms ± 0.5 ms [User: 52.4 ms, System: 3.6 ms] Range (min … max): 49.2 ms … 51.5 ms 51 runs Benchmark 3: ./chroma.xml --version Time (mean ± σ): 6.9 ms ± 1.1 ms [User: 5.1 ms, System: 1.5 ms] Range (min … max): 5.7 ms … 19.9 ms 196 runs Summary './chroma.master --version' ran 1.30 ± 0.23 times faster than './chroma.xml --version' 9.56 ± 0.83 times faster than './chroma.xml-pre-opt --version' Incompatible changes: - (*RegexLexer).SetAnalyser: changed from func(func(text string) float32) *RegexLexer to func(func(text string) float32) Lexer - (*TokenType).UnmarshalJSON: removed - Lexer.AnalyseText: added - Lexer.SetAnalyser: added - Lexer.SetRegistry: added - MustNewLazyLexer: removed - MustNewLexer: changed from func(*Config, Rules) *RegexLexer to func(*Config, func() Rules) *RegexLexer - Mutators: changed from func(...Mutator) MutatorFunc to func(...Mutator) Mutator - NewLazyLexer: removed - NewLexer: changed from func(*Config, Rules) (*RegexLexer, error) to func(*Config, func() Rules) (*RegexLexer, error) - Pop: changed from func(int) MutatorFunc to func(int) Mutator - Push: changed from func(...string) MutatorFunc to func(...string) Mutator - TokenType.MarshalJSON: removed - Using: changed from func(Lexer) Emitter to func(string) Emitter - UsingByGroup: changed from func(func(string) Lexer, int, int, ...Emitter) Emitter to func(int, int, ...Emitter) Emitter
2022-01-03 23:51:17 +11:00
- 'rewrite if-else to switch statement'