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Make RenderDisplayStrings return the column positions

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Not used by anything yet, but we'll need it later in this branch.
This commit is contained in:
Stefan Haller
2023-08-18 08:28:22 +02:00
parent 7a8df7795c
commit 7953f7fa86
4 changed files with 60 additions and 42 deletions
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9
pkg/utils/formatting.go
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@ -37,10 +37,14 @@ func WithPadding(str string, padding int, alignment Alignment) string {
// defaults to left-aligning each column. If you want to set the alignment of
// each column, pass in a slice of Alignment values.
func RenderDisplayStrings(displayStringsArr [][]string, columnAlignments []Alignment) []string {
// returns a list of strings that should be joined with "\n", and an array of
// the column positions
func RenderDisplayStrings(displayStringsArr [][]string, columnAlignments []Alignment) ([]string, []int) {
displayStringsArr, columnAlignments = excludeBlankColumns(displayStringsArr, columnAlignments)
padWidths := getPadWidths(displayStringsArr)
columnConfigs := make([]ColumnConfig, len(padWidths))
columnPositions := make([]int, len(padWidths)+1)
columnPositions[0] = 0
for i, padWidth := range padWidths {
// gracefully handle when columnAlignments is shorter than padWidths
alignment := AlignLeft
@ -52,8 +56,9 @@ func RenderDisplayStrings(displayStringsArr [][]string, columnAlignments []Align
Width: padWidth,
Alignment: alignment,
}
columnPositions[i+1] = columnPositions[i] + padWidth + 1
}
return getPaddedDisplayStrings(displayStringsArr, columnConfigs)
return getPaddedDisplayStrings(displayStringsArr, columnConfigs), columnPositions
}
// NOTE: this mutates the input slice for the sake of performance