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35 lines
648 B
Go
35 lines
648 B
Go
package helpers
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import (
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"strings"
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"github.com/aymerick/raymond"
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)
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// RegisterList registers a {{list}} template helper which formats a slice of
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// strings into a bulleted list.
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func RegisterList(supportsUTF8 bool) {
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itemify := func(text string) string {
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bullet := "-"
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if supportsUTF8 {
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bullet = "‣"
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}
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lines := strings.SplitAfter(strings.TrimRight(text, "\n"), "\n")
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return " " + bullet + " " + strings.Join(lines, " ")
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}
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raymond.RegisterHelper("list", func(items []string) string {
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res := ""
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for _, item := range items {
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if item == "" {
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continue
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}
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res += itemify(item) + "\n"
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}
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return res
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})
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}
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