internal/buffer/settings.go

   1 package buffer
   2
   3 import (
   4         "github.com/zyedidia/micro/internal/config"
   5         "github.com/zyedidia/micro/internal/screen"
   6 )
   7
   8 func (b *Buffer) SetOptionNative(option string, nativeValue interface{}) error {
   9         b.Settings[option] = nativeValue
  10
  11         if option == "fastdirty" {
  12                 if !nativeValue.(bool) {
  13                         e := calcHash(b, &b.origHash)
  14                         if e == ErrFileTooLarge {
  15                                 b.Settings["fastdirty"] = false
  16                         }
  17                 }
  18         } else if option == "statusline" {
  19                 screen.Redraw()
  20         } else if option == "filetype" {
  21                 b.UpdateRules()
  22         } else if option == "fileformat" {
  23                 switch b.Settings["fileformat"].(string) {
  24                 case "unix":
  25                         b.Endings = FFUnix
  26                 case "dos":
  27                         b.Endings = FFDos
  28                 }
  29                 b.isModified = true
  30         } else if option == "syntax" {
  31                 if !nativeValue.(bool) {
  32                         b.ClearMatches()
  33                 } else {
  34                         b.UpdateRules()
  35                 }
  36         } else if option == "encoding" {
  37                 b.isModified = true
  38         } else if option == "readonly" {
  39                 b.Type.Readonly = nativeValue.(bool)
  40         }
  41
  42         return nil
  43 }
  44
  45 // SetOption sets a given option to a value just for this buffer
  46 func (b *Buffer) SetOption(option, value string) error {
  47         if _, ok := b.Settings[option]; !ok {
  48                 return config.ErrInvalidOption
  49         }
  50
  51         nativeValue, err := config.GetNativeValue(option, b.Settings[option], value)
  52         if err != nil {
  53                 return err
  54         }
  55
  56         return b.SetOptionNative(option, nativeValue)
  57 }