.gitattributes

@@ -1,12 +1,10 @@
-# https://www.kernel.org/pub/software/scm/git/docs/gitattributes.html
-.github         export-ignore
 .gitattributes  export-ignore
 .gitignore      export-ignore
-.goreleaser.yml export-ignore
+.golangci.yml   export-ignore
 .travis.yml     export-ignore
 
-/makes/         export-ignore
-/Makefile       export-ignore
-
+Makefile        export-ignore
 *.md            export-ignore
+
 *_test.go       export-ignore
+testdata/       export-ignore

.gitignore

@@ -1,8 +1,2 @@
-# dep
-vendor/
-
-# goreleaser
-/dist/
-
-# go test and code quality report
+# code coverage and quality reports
 *.out

.golangci.yml

@@ -0,0 +1,83 @@
+linters:
+  fast: true
+  fetch: >
+    curl -s https://golangci-lint.run/usage/linters/ \
+    | pup ':parent-of(#enabled-by-default-linters)' \
+    | pup 'ul li a json{}' \
+    | jq '.[] | (.text + " " + .href)' \
+    | sed 's/"//g' \
+    | column -t
+  enable:
+    - deadcode      # https://github.com/remyoudompheng/go-misc/tree/master/deadcode
+    - errcheck      # https://github.com/kisielk/errcheck
+    - gosimple      # https://github.com/dominikh/go-tools/tree/master/simple
+    - govet         # https://golang.org/cmd/vet/
+    - ineffassign   # https://github.com/gordonklaus/ineffassign
+    - staticcheck   # https://staticcheck.io/
+    - structcheck   # https://github.com/opennota/check
+    - typecheck     # -
+    - unused        # https://github.com/dominikh/go-tools/tree/master/unused
+    - varcheck      # https://github.com/opennota/check
+
+    - bodyclose     # https://github.com/timakin/bodyclose
+    - exhaustive    # https://github.com/nishanths/exhaustive
+    - exportloopref # https://github.com/kyoh86/exportloopref
+    - gocritic      # https://github.com/go-critic/go-critic
+    - noctx         # https://github.com/sonatard/noctx
+
+#    - asciicheck         # https://github.com/tdakkota/asciicheck
+#    - cyclop             # https://github.com/bkielbasa/cyclop
+#    - depguard           # https://github.com/OpenPeeDeeP/depguard
+#    - dogsled            # https://github.com/alexkohler/dogsled
+#    - dupl               # https://github.com/mibk/dupl
+#    - durationcheck      # https://github.com/charithe/durationcheck
+#    - errorlint          # https://github.com/polyfloyd/go-errorlint
+#    - exhaustivestruct   # https://github.com/mbilski/exhaustivestruct
+#    - forbidigo          # https://github.com/ashanbrown/forbidigo
+#    - funlen             # https://github.com/ultraware/funlen
+#    - gci                # https://github.com/daixiang0/gci
+#    - gochecknoglobals   # https://github.com/leighmcculloch/gochecknoglobals
+#    - gochecknoinits     # https://github.com/leighmcculloch/gochecknoinits
+#    - gocognit           # https://github.com/uudashr/gocognit
+#    - goconst            # https://github.com/jgautheron/goconst
+#    - gocyclo            # https://github.com/fzipp/gocyclo
+#    - godot              # https://github.com/tetafro/godot
+#    - godox              # https://github.com/matoous/godox
+#    - goerr113           # https://github.com/Djarvur/go-err113
+#    - gofmt              # https://golang.org/cmd/gofmt/
+#    - gofumpt            # https://github.com/mvdan/gofumpt
+#    - goheader           # https://github.com/denis-tingajkin/go-header
+#    - goimports          # https://godoc.org/golang.org/x/tools/cmd/goimports
+#    - golint             # https://github.com/golang/lint
+#    - gomnd              # https://github.com/tommy-muehle/go-mnd
+#    - gomodguard         # https://github.com/ryancurrah/gomodguard
+#    - goprintffuncname   # https://github.com/jirfag/go-printf-func-name
+#    - gosec              # https://github.com/securego/gosec
+#    - ifshort            # https://github.com/esimonov/ifshort
+#    - interfacer         # https://github.com/mvdan/interfacer
+#    - lll                # https://github.com/walle/lll
+#    - makezero           # https://github.com/ashanbrown/makezero
+#    - maligned           # https://github.com/mdempsky/maligned
+#    - misspell           # https://github.com/client9/misspell
+#    - nakedret           # https://github.com/alexkohler/nakedret
+#    - nestif             # https://github.com/nakabonne/nestif
+#    - nlreturn           # https://github.com/ssgreg/nlreturn
+#    - nolintlint         # https://github.com/golangci/golangci-lint/blob/master/pkg/golinters/nolintlint/README.md
+#    - paralleltest       # https://github.com/kunwardeep/paralleltest
+#    - prealloc           # https://github.com/alexkohler/prealloc
+#    - predeclared        # https://github.com/nishanths/predeclared
+#    - revive             # https://github.com/mgechev/revive
+#    - rowserrcheck       # https://github.com/jingyugao/rowserrcheck
+#    - scopelint          # https://github.com/kyoh86/scopelint
+#    - sqlclosecheck      # https://github.com/ryanrolds/sqlclosecheck
+#    - stylecheck         # https://github.com/dominikh/go-tools/tree/master/stylecheck
+#    - testpackage        # https://github.com/maratori/testpackage
+#    - thelper            # https://github.com/kulti/thelper
+#    - tparallel          # https://github.com/moricho/tparallel
+#    - unconvert          # https://github.com/mdempsky/unconvert
+#    - unparam            # https://github.com/mvdan/unparam
+#    - whitespace         # https://github.com/ultraware/whitespace
+#    - wrapcheck          # https://github.com/tomarrell/wrapcheck
+#    - wsl                # https://github.com/bombsimon/wsl
+
+#    - https://github.com/kyoh86/looppointer

.travis.yml

@@ -1,47 +1,54 @@
 language: go
+os: linux
 
-go:
-- master
-- 1.x
-- 1.5.x
-- 1.6.x
-- 1.7.x
-- 1.8.x
-- 1.9.x
-- 1.10.x
-
-matrix:
-  allow_failures:
-  - go: master
-  fast_finish: true
-
-sudo: false
+cache:
+  directories:
+    - "$HOME/.cache/go-build"
+    - "$HOME/gopath/pkg/mod"
 
-before_install:
-- export DEP_VERSION=0.4.1
-- export GO_TEST_COVERAGE_FILENAME='coverage.out'
-- export GO15VENDOREXPERIMENT=1
+env:
+  global:
+    - CODECLIMATE=https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64
+    - GO111MODULE=on
 
-- wget -q -O dep https://github.com/golang/dep/releases/download/v${DEP_VERSION}/dep-linux-amd64
-- chmod +x dep && mv dep "${GOPATH}"/bin
-- go get github.com/mattn/goveralls
+go:
+  - master
+  - 1.x
+  - 1.11.x
+  - 1.12.x
+  - 1.13.x
+  - 1.14.x
+  - 1.15.x
+  - 1.16.x
+
+jobs:
+  allow_failures:
+    - go: master
 
-install:
-- make cmd-deps-local
+before_script:
+  - make env deps-fetch
+  - |
+    if [[ $TRAVIS_GO_VERSION == 1.16* ]]; then
+      curl -sL $CODECLIMATE > /home/travis/gopath/bin/cc-test-reporter
+      chmod +x /home/travis/gopath/bin/cc-test-reporter
+      cc-test-reporter before-build
+    fi
 
 script:
-- make test-with-coverage-profile ARGS='-timeout=1s'
-
-after_success:
-- goveralls -service=travis-ci -coverprofile="${GO_TEST_COVERAGE_FILENAME}"
-- echo $TRAVIS_GO_VERSION ":" $TRAVIS_TAG
-- if [[ $TRAVIS_GO_VERSION == 1.10* ]] && [ -n "$TRAVIS_TAG" ]; then curl -sL https://git.io/goreleaser | bash; fi
+  - |
+    if [[ $TRAVIS_GO_VERSION == 1.16* ]]; then
+      make test-with-coverage
+    else
+      make test
+    fi
+
+after_script:
+  - |
+    if [[ $TRAVIS_GO_VERSION == 1.16* ]]; then
+      sed -i "s|$(go list -m)/||g" c.out # https://github.com/codeclimate/test-reporter/issues/378
+      cc-test-reporter after-build -t gocov -p $(go list -m) --exit-code $TRAVIS_TEST_RESULT
+    fi
 
 notifications:
-  slack: octolab:1eMS7IqOArBipiu31jYVd0cN
-  webhooks:
-    urls:
-    - https://webhooks.gitter.im/e/63f69d732d88862909a2
-    on_success: change
-    on_failure: always
-    on_start:   never
+  slack:
+    secure: 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

LICENSE

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2018 OctoLab, https://www.octolab.org/ <feedback@octolab.org>
+Copyright (c) 2021 OctoLab, https://www.octolab.org/ <copyright@octolab.org>
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal