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add template functions #215

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add template functions #215

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33 changes: 33 additions & 0 deletions jiracli/templates.go
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Original file line number Diff line number Diff line change
Expand Up @@ -108,6 +108,39 @@ func TemplateProcessor() *template.Template {
"sub": func(a, b int) int {
return a - b
},
"sum": func(num int, nums ...int) int {
for _, n := range nums {
num += n
}
return num
},
"prod": func(num int, nums ...int) int {
for _, n := range nums {
num *= n
}
return num
},
"div": func(a, b int) int {
// This is intentionally integer division.
// 1/2 a character width is unlikely to be useful.
return a / b
},
"min": func(num int, nums ...int) int {
for _, n := range nums {
if n < num {
num = n
}
}
return num
},
"max": func(num int, nums ...int) int {
for _, n := range nums {
if n > num {
num = n
}
}
return num
},
"append": func(more string, content interface{}) (string, error) {
switch value := content.(type) {
case string:
Expand Down