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gen.go
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gen.go
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package main
import (
"fmt"
"io/ioutil"
"os/user"
"path/filepath"
log "github.com/Sirupsen/logrus"
"github.com/codegangsta/cli"
)
func getCodeFromTemplate(ext string) (string, error) {
usr, err := user.Current()
if err != nil {
return "", err
}
settings, err := ReadKeyValueYamlFile(usr.HomeDir + "/.cf.yml")
if err != nil {
return "", err
}
var key = "template." + ext
template, ok := settings[key].(string)
if !ok {
return "", fmt.Errorf("Failed to get %q from setting file", key)
}
buf, err := ioutil.ReadFile(template)
if err != nil {
return "", err
}
return string(buf), nil
}
func gen(c *cli.Context) {
if len(c.Args()) != 1 {
cli.ShowCommandHelp(c, "gen")
return
}
var sourceFile = c.Args()[0]
if err := GenerateSampleSolution(sourceFile, ""); err != nil {
log.Fatalf("Failed to generate sample solution: %s", err)
}
// At this point we know sourceFile contains a valid extension
ext := filepath.Ext(sourceFile)[1:]
settings, err := ReadKeyValueYamlFile(".settings.yml")
if err != nil {
log.Printf("Failed to read settings file: %s\n", err)
settings = make(map[string]interface{})
}
settings["lang"] = ext
settings["sourceFile"] = filepath.Base(sourceFile)
settingsFile := ".settings.yml"
if dir := filepath.Dir(sourceFile); dir != "" {
settingsFile = dir + "/" + settingsFile
}
if err = WriteKeyValueYamlFile(settingsFile, settings); err != nil {
log.Printf("Failed to write settings file: %s\n", err)
}
}