cmd/tpl_funcs.go

100 lines
1.6 KiB
Go

package cmd
import (
"fmt"
"strings"
"text/template"
"github.com/iancoleman/strcase"
)
var tplFuncs = template.FuncMap{
"map": tplMap,
"cat": tplCat,
"split": tplSplit,
"join": tplJoin,
"under": tplUnder,
"varPrefix": tplVarPrefix,
"repeat": tplRepeat,
"indent": tplIndent,
"add": tplAdd,
"inc": tplInc,
"sub": tplSub,
"dec": tplDec,
"mult": tplMult,
"pascal": tplPascal,
"camel": tplCamel,
}
func tplMap(vals ...any) (map[string]any, error) {
if len(vals)%2 != 0 {
return nil, fmt.Errorf("missing value, need one key and one value per kv pair")
}
m := make(map[string]any)
for i := 0; i < len(vals); i += 2 {
m[vals[i].(string)] = vals[i+1]
}
return m, nil
}
func tplCat(strs ...string) string {
return strings.Join(strs, "")
}
func tplSplit(s string, sep string) []string {
return strings.Split(s, sep)
}
func tplJoin(strs []string, sep string) string {
return strings.Join(strs, sep)
}
func tplUnder(s string) string {
return strcase.ToSnake(s)
}
func tplVarPrefix(s string) string {
if s == "" {
return ""
}
return tplUnder(s) + "_"
}
func tplRepeat(s string, n int) string {
return strings.Repeat(s, n)
}
func tplIndent(n int) string {
return tplRepeat(" ", n)
}
func tplAdd(a, b int) int {
return a + b
}
func tplInc(i int) int {
return tplAdd(i, 1)
}
func tplSub(a, b int) int {
return a - b
}
func tplDec(i int) int {
return tplSub(i, 1)
}
func tplMult(a, b int) int {
return a * b
}
func tplPascal(s string) string {
return strcase.ToCamel(s)
}
func tplCamel(s string) string {
return strcase.ToLowerCamel(s)
}