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package procfile
import (
"bufio"
"io"
"os"
"strings"
)
func ParseFile(path string) ([]*Proc, error) {
file, err := os.Open(path)
if err != nil {
return nil, err
}
defer file.Close()
return Parse(file), nil
}
func Parse(file io.Reader) []*Proc {
var processes []*Proc
scanner := bufio.NewScanner(file)
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
if line == "" || strings.HasPrefix(line, "#") {
continue
}
parts := strings.SplitN(line, ":", 2)
if len(parts) != 2 {
continue
}
args := strings.Fields(os.ExpandEnv(strings.TrimSpace(parts[1])))
if len(args) == 0 {
continue
}
processes = append(processes, New(parts[0], args))
}
return processes
}
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