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loki/vendor/github.com/drone/envsubst
History
dependabot[bot] 2198fccb54
Bump github.com/drone/envsubst from 1.0.2 to 1.0.3 (#8334) 		3 years ago
..
parse Bump github.com/drone/envsubst from 1.0.2 to 1.0.3 (#8334) 3 years ago
path Configuration: Support environment expansion in configuration (#2837) 5 years ago
.drone.yml Configuration: Support environment expansion in configuration (#2837) 5 years ago
.gitignore Bump github.com/drone/envsubst from 1.0.2 to 1.0.3 (#8334) 3 years ago
LICENSE Configuration: Support environment expansion in configuration (#2837) 5 years ago
eval.go Configuration: Support environment expansion in configuration (#2837) 5 years ago
funcs.go Bump github.com/drone/envsubst from 1.0.2 to 1.0.3 (#8334) 3 years ago
readme.md Bump github.com/drone/envsubst from 1.0.2 to 1.0.3 (#8334) 3 years ago
template.go Configuration: Support environment expansion in configuration (#2837) 5 years ago

readme.md

envsubst

envsubst is a Go package for expanding variables in a string using ${var} syntax. Includes support for bash string replacement functions.

Documentation

Documentation can be found on GoDoc.

Supported Functions

  • ${var^}
  • ${var^^}
  • ${var,}
  • ${var,,}
  • ${var:position}
  • ${var:position:length}
  • ${var#substring}
  • ${var##substring}
  • ${var%substring}
  • ${var%%substring}
  • ${var/substring/replacement}
  • ${var//substring/replacement}
  • ${var/#substring/replacement}
  • ${var/%substring/replacement}
  • ${#var}
  • ${var=default}
  • ${var:=default}
  • ${var:-default}

Unsupported Functions

  • ${var-default}

  • ${var+default}

  • ${var:?default}

  • ${var:+default}