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task/internal/taskfile/read/taskvars.go

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package read
import (
"fmt"
"os"
"path/filepath"
"runtime"
"github.com/go-task/task/internal/taskfile"
"gopkg.in/yaml.v2"
)
// Taskvars reads a Taskvars for a given directory
func Taskvars(dir string) (taskfile.Vars, error) {
vars := make(taskfile.Vars)
path := filepath.Join(dir, "Taskvars.yml")
if _, err := os.Stat(path); err == nil {
vars, err = readTaskvars(path)
if err != nil {
return nil, err
}
}
path = filepath.Join(dir, fmt.Sprintf("Taskvars_%s.yml", runtime.GOOS))
if _, err := os.Stat(path); err == nil {
osVars, err := readTaskvars(path)
if err != nil {
return nil, err
}
if vars == nil {
vars = osVars
} else {
for k, v := range osVars {
vars[k] = v
}
}
}
return vars, nil
}
func readTaskvars(file string) (taskfile.Vars, error) {
f, err := os.Open(file)
if err != nil {
return nil, err
}
var vars taskfile.Vars
return vars, yaml.NewDecoder(f).Decode(&vars)
}