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|
package table
import (
"strings"
)
type render struct {
tab *Table
lineLen int
separator string
}
func newRender(tab *Table) render {
r := render{
tab: tab,
lineLen: len(tab.lengths) + 1,
}
var separator strings.Builder
for _, len := range tab.lengths {
separator.WriteString("+")
separator.WriteString(strings.Repeat("-", len+2))
r.lineLen += len + 3
}
r.separator = tab.sprintf("%s+", separator.String()) + "\n"
return r
}
func (r render) String() string {
var sb strings.Builder
sb.WriteString(r.separator)
sb.WriteString(r.rowString(r.tab.headers, r.tab.sheaderf))
sb.WriteString(r.separator)
for _, row := range r.tab.rows {
sb.WriteString(r.rowString(row, r.tab.sprintf))
}
sb.WriteString(r.separator)
return sb.String()
}
func (r render) rowString(row []string, stextf formatFunc) string {
var (
sb strings.Builder
sbasef = r.tab.sprintf
)
for i, col := range row {
sb.WriteString(sbasef("| "))
sb.WriteString(stextf("%s", col))
sb.WriteString(sbasef(" "))
for j := len(col); j < r.tab.lengths[i]; j++ {
sb.WriteString(sbasef(" "))
}
}
sb.WriteString(sbasef("|"))
return sb.String() + "\n"
}
|
