Merge pull request #4 from akm/feaatures/sprig

sprig support

README.md

@@ -8,7 +8,6 @@ CLI for [text/template](https://pkg.go.dev/text/template) of golang
 go install github.com/akm/text-template-cli@latest
 ```
 
-
 ### Usage
 
 ```
@@ -27,14 +26,19 @@ Flags:
   -v, --version   version for text-template-cli
 ```
 
-## Execute functions
+## Functions
+
+- [Sprig](https://masterminds.github.io/sprig/) functions are available.
+- External command functions are available.
+
+### External command functions
 
-name | Executeion | Output
-----|-------------|----------
-stdout | Execute given command | stdout
-stderr | Execute given command | stderr
-combinedout | Execute given command | stdout and stderr
-shell | Execute `sh` with `-c` and given command | stdout
+| name        | Executeion                               | Output            |
+| ----------- | ---------------------------------------- | ----------------- |
+| stdout      | Execute given command                    | stdout            |
+| stderr      | Execute given command                    | stderr            |
+| combinedout | Execute given command                    | stdout and stderr |
+| shell       | Execute `sh` with `-c` and given command | stdout            |
 
 See [examples/README.md.tmpl](examples/README.md.tmpl).
 

examples/README.md

@@ -99,3 +99,19 @@ BAZ:
   - baz2
 QUX.FOO: [baz1 baz2]
 ```
+
+## Sprig functions
+
+Use functions `default`, `contains` and `ternary` from [sprig](https://masterminds.github.io/sprig/).
+
+```
+$ text-template-cli sprig.tmpl dummy.env
+FOO: foo_from_env
+FOO is from ENV
+```
+
+```
+$ text-template-cli sprig.tmpl dummy.json
+FOO: foo_from_json
+FOO is not from ENV
+```

examples/README.md.tmpl

@@ -62,3 +62,17 @@ Use redirection for stderr to /dev/null or somewhere.
 $ text-template-cli example1.txt.tmpl dummy.env dummy.json dummy.yaml 2>/dev/null
 {{ stdout "text-template-cli" "example1.txt.tmpl" "dummy.env" "dummy.json" "dummy.yaml" -}}
 ```
+
+## Sprig functions
+
+Use functions `default`, `contains`, `lower` and `ternary` from [sprig](https://masterminds.github.io/sprig/).
+
+```
+$ text-template-cli sprig.tmpl dummy.env
+{{ stdout "text-template-cli" "sprig.tmpl" "dummy.env" -}}
+```
+
+```
+$ text-template-cli sprig.tmpl dummy.json
+{{ stdout "text-template-cli" "sprig.tmpl" "dummy.json" -}}
+```

examples/sprig.tmpl

@@ -0,0 +1,4 @@
+{{- $foo := default "FOO" .FOO -}}
+{{- $fooFromEnv := (contains "env" (lower $foo)) | ternary "from ENV" "not from ENV" -}}
+FOO: {{ $foo}}
+FOO is {{ $fooFromEnv}}

go.mod

@@ -3,8 +3,22 @@ module github.com/akm/text-template-cli
 go 1.22.3
 
 require (
+	github.com/Masterminds/sprig/v3 v3.2.3
+	github.com/spf13/cobra v1.8.0
+	gopkg.in/yaml.v3 v3.0.1
+)
+
+require (
+	github.com/Masterminds/goutils v1.1.1 // indirect
+	github.com/Masterminds/semver/v3 v3.2.0 // indirect
+	github.com/google/uuid v1.1.1 // indirect
+	github.com/huandu/xstrings v1.3.3 // indirect
+	github.com/imdario/mergo v0.3.11 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
-	github.com/spf13/cobra v1.8.0 // indirect
+	github.com/mitchellh/copystructure v1.0.0 // indirect
+	github.com/mitchellh/reflectwalk v1.0.0 // indirect
+	github.com/shopspring/decimal v1.2.0 // indirect
+	github.com/spf13/cast v1.3.1 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	gopkg.in/yaml.v3 v3.0.1 // indirect
+	golang.org/x/crypto v0.3.0 // indirect
 )

go.sum

@@ -1,11 +1,73 @@
+github.com/Masterminds/goutils v1.1.1 h1:5nUrii3FMTL5diU80unEVvNevw1nH4+ZV4DSLVJLSYI=
+github.com/Masterminds/goutils v1.1.1/go.mod h1:8cTjp+g8YejhMuvIA5y2vz3BpJxksy863GQaJW2MFNU=
+github.com/Masterminds/semver/v3 v3.2.0 h1:3MEsd0SM6jqZojhjLWWeBY+Kcjy9i6MQAeY7YgDP83g=
+github.com/Masterminds/semver/v3 v3.2.0/go.mod h1:qvl/7zhW3nngYb5+80sSMF+FG2BjYrf8m9wsX0PNOMQ=
+github.com/Masterminds/sprig/v3 v3.2.3 h1:eL2fZNezLomi0uOLqjQoN6BfsDD+fyLtgbJMAj9n6YA=
+github.com/Masterminds/sprig/v3 v3.2.3/go.mod h1:rXcFaZ2zZbLRJv/xSysmlgIM1u11eBaRMhvYXJNkGuM=
 github.com/cpuguy83/go-md2man/v2 v2.0.3/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
+github.com/google/uuid v1.1.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/huandu/xstrings v1.3.3 h1:/Gcsuc1x8JVbJ9/rlye4xZnVAbEkGauT8lbebqcQws4=
+github.com/huandu/xstrings v1.3.3/go.mod h1:y5/lhBue+AyNmUVz9RLU9xbLR0o4KIIExikq4ovT0aE=
+github.com/imdario/mergo v0.3.11 h1:3tnifQM4i+fbajXKBHXWEH+KvNHqojZ778UH75j3bGA=
+github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/mitchellh/copystructure v1.0.0 h1:Laisrj+bAB6b/yJwB5Bt3ITZhGJdqmxquMKeZ+mmkFQ=
+github.com/mitchellh/copystructure v1.0.0/go.mod h1:SNtv71yrdKgLRyLFxmLdkAbkKEFWgYaq1OVrnRcwhnw=
+github.com/mitchellh/reflectwalk v1.0.0 h1:9D+8oIskB4VJBN5SFlmc27fSlIBZaov1Wpk/IfikLNY=
+github.com/mitchellh/reflectwalk v1.0.0/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/shopspring/decimal v1.2.0 h1:abSATXmQEYyShuxI4/vyW3tV1MrKAJzCZ/0zLUXYbsQ=
+github.com/shopspring/decimal v1.2.0/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
+github.com/spf13/cast v1.3.1 h1:nFm6S0SMdyzrzcmThSipiEubIDy8WEXKNZ0UOgiRpng=
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 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
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+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/crypto v0.3.0 h1:a06MkbcxBrEFc0w0QIZWXrH/9cCX6KJyWbBOIwAn+7A=
+golang.org/x/crypto v0.3.0/go.mod h1:hebNnKkNXi2UzZN1eVRvBB7co0a+JxK6XbPiWVs/3J4=
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+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.3.0 h1:clyUAQHOM3G0M3f5vQj7LuJrETvjVot3Z5el9nffUtU=
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render.go

@@ -3,6 +3,8 @@ package main
 import (
 	"os"
 	"text/template"
+
+	"github.com/Masterminds/sprig/v3"
 )
 
 func renderTemplate(templateFile string, input InputMap) error {
@@ -11,7 +13,7 @@ func renderTemplate(templateFile string, input InputMap) error {
 		panic(err)
 	}
 
-	tmpl, err := template.New("template").Funcs(execFuncs()).Parse(string(templateData))
+	tmpl, err := template.New("template").Funcs(execFuncs()).Funcs(sprig.FuncMap()).Parse(string(templateData))
 	if err != nil {
 		panic(err)
 	}

version.go

@@ -1,3 +1,3 @@
 package main
 
-const Version = "0.1.3"
+const Version = "0.1.4"