mirror of https://github.com/anthonyaxenov/csv2md
82 lines
1.4 KiB
Go
82 lines
1.4 KiB
Go
package main
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import (
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"encoding/csv"
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"fmt"
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"log"
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"os"
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"path/filepath"
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"strings"
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)
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const VERSION = "1.0.0"
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func main() {
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if len(os.Args) < 2 {
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usage()
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os.Exit(1)
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}
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src, err := ExpandPath(os.Args[1])
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if err != nil {
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panic(err)
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}
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if _, err := os.Stat(src); err != nil {
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panic(err)
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}
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result := convert(readCsv(src))
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for _, row := range result {
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fmt.Println(row)
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}
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}
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func usage() {
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fmt.Fprintln(os.Stderr, "csv2md v" + VERSION)
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fmt.Fprintln(os.Stderr, "Usage: csv2md data.csv > data.md")
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}
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func ExpandPath(path string) (string, error) {
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homepath, err := os.UserHomeDir()
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if err != nil {
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return "", err
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}
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newpath, err := filepath.Abs(strings.Replace(path, "~", homepath, 1))
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return newpath, err
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}
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func readCsv(filePath string) [][]string {
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f, err := os.Open(filePath)
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if err != nil {
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log.Fatal("Unable to read input file " + filePath, err)
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}
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defer f.Close()
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csvReader := csv.NewReader(f)
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records, err := csvReader.ReadAll()
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if err != nil {
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log.Fatal("Unable to parse file as CSV for " + filePath, err)
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}
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return records
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}
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func convert(records [][]string) []string {
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var result []string
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for idx, row := range records {
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str := "| "
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for _, col := range row {
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str += col + " | "
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}
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result = append(result, str)
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if idx == 0 {
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str := "| "
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for range row {
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str += "--- | "
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}
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result = append(result, str)
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}
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}
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return result
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}
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