5594 - rename 'desugar' to 'sigils' - mu - Soul of a tiny new machine. More thorough tests → More comprehensible and rewrite-friendly software → More resilient society.

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author	Kartik Agaram <vc@akkartik.com>	2019-08-31 20:43:41 -0700
committer	Kartik Agaram <vc@akkartik.com>	2019-08-31 20:43:41 -0700
commit	e97b446ac3023d39d190911074850e686aa5f3aa (patch)
tree	6d32495cf8c6179de27d334dcc3710b2fc0ea283 /apps/Readme.md
parent	a21fb73d0421960a8a0b746827455b650346978b (diff)
download	mu-e97b446ac3023d39d190911074850e686aa5f3aa.tar.gz

5594 - rename 'desugar' to 'sigils'

There's going to be multiple forms of syntax sugar going forward.

Diffstat (limited to 'apps/Readme.md')

0 files changed, 0 insertions, 0 deletions

package config import ( "errors" "fmt" "path" "regexp" "strings" "unicode" "github.com/go-ini/ini" "github.com/kyoh86/xdg" ) type UIConfig struct { IndexFormat string `ini:"index-format"` TimestampFormat string `ini:"timestamp-format"` ShowHeaders []string `delim:","` LoadingFrames []string `delim:","` RenderAccountTabs string `ini:"render-account-tabs"` SidebarWidth int `ini:"sidebar-width"` PreviewHeight int `ini:"preview-height"` EmptyMessage string `ini:"empty-message"` } const ( FILTER_MIMETYPE = iota FILTER_HEADER ) type AccountConfig struct { CopyTo string Default string From string Name string Source string Folders []string Params map[string]string Outgoing string } type BindingConfig struct { Global *KeyBindings Compose *KeyBindings ComposeEditor *KeyBindings ComposeReview *KeyBindings MessageList *KeyBindings MessageView *KeyBindings Terminal *KeyBindings } type ComposeConfig struct { Editor string `ini:"editor"` } type FilterConfig struct { FilterType int Filter string Command string Header string Regex *regexp.Regexp } type ViewerConfig struct { Pager string Alternatives []string } type AercConfig struct { Bindings BindingConfig Compose ComposeConfig Ini *ini.File `ini:"-"` Accounts []AccountConfig `ini:"-"` Filters []FilterConfig `ini:"-"` Viewer ViewerConfig `ini:"-"` Ui UIConfig } // Input: TimestampFormat // Output: timestamp-format func mapName(raw string) string { newstr := make([]rune, 0, len(raw)) for i, chr := range raw { if isUpper := 'A' <= chr && chr <= 'Z'; isUpper { if i > 0 { newstr = append(newstr, '-') } } newstr = append(newstr, unicode.ToLower(chr)) } return string(newstr) } func loadAccountConfig(path string) ([]AccountConfig, error) { file, err := ini.Load(path) if err != nil { return nil, err } file.NameMapper = mapName var accounts []AccountConfig for _, _sec := range file.SectionStrings() { if _sec == "DEFAULT" { continue } sec := file.Section(_sec) account := AccountConfig{ Default: "INBOX", Name: _sec, Params: make(map[string]string), } if err = sec.MapTo(&account); err != nil { return nil, err } for key, val := range sec.KeysHash() { if key == "folders" { account.Folders = strings.Split(val, ",") } else if key == "outgoing" { account.Outgoing = val } else if key == "from" { account.From = val } else if key == "copy-to" { account.CopyTo = val } else if key != "name" { account.Params[key] = val } } if account.Source == "" { return nil, fmt.Errorf("Expected source for account %s", _sec) } accounts = append(accounts, account) } if len(accounts) == 0 { err = errors.New("No accounts configured in accounts.conf") return nil, err } return accounts, nil } func LoadConfig(root *string) (*AercConfig, error) { if root == nil { _root := path.Join(xdg.ConfigHome(), "aerc") root = &_root } file, err := ini.Load(path.Join(*root, "aerc.conf")) if err != nil { return nil, err } file.NameMapper = mapName config := &AercConfig{ Bindings: BindingConfig{ Global: NewKeyBindings(), Compose: NewKeyBindings(), ComposeEditor: NewKeyBindings(), ComposeReview: NewKeyBindings(), MessageList: NewKeyBindings(), MessageView: NewKeyBindings(), Terminal: NewKeyBindings(), }, Ini: file, Ui: UIConfig{ IndexFormat: "%4C %Z %D %-17.17n %s", TimestampFormat: "%F %l:%M %p", ShowHeaders: []string{ "From", "To", "Cc", "Bcc", "Subject", "Date", }, LoadingFrames: []string{ "[..] ", " [..] ", " [..]", " [..] ", }, RenderAccountTabs: "auto", SidebarWidth: 20, PreviewHeight: 12, EmptyMessage: "(no messages)", }, } if filters, err := file.GetSection("filters"); err == nil { // TODO: Parse the filter more finely, e.g. parse the regex for _, match := range filters.KeyStrings() { cmd := filters.KeysHash()[match] filter := FilterConfig{ Command: cmd, Filter: match, } if strings.Contains(match, ",~") { filter.FilterType = FILTER_HEADER header := filter.Filter[:strings.Index(filter.Filter, ",")] regex := filter.Filter[strings.Index(filter.Filter, "~")+1:] filter.Header = strings.ToLower(header) filter.Regex, err = regexp.Compile(regex) if err != nil { panic(err) } } else if strings.ContainsRune(match, ',') { filter.FilterType = FILTER_HEADER header := filter.Filter[:strings.Index(filter.Filter, ",")] value := filter.Filter[strings.Index(filter.Filter, ",")+1:] filter.Header = strings.ToLower(header) filter.Regex, err = regexp.Compile(regexp.QuoteMeta(value)) } else { filter.FilterType = FILTER_MIMETYPE } config.Filters = append(config.Filters, filter) } } if viewer, err := file.GetSection("viewer"); err == nil { if err := viewer.MapTo(&config.Viewer); err != nil { return nil, err } for key, val := range viewer.KeysHash() { switch key { case "alternatives": config.Viewer.Alternatives = strings.Split(val, ",") } } } if compose, err := file.GetSection("compose"); err == nil { if err := compose.MapTo(&config.Compose); err != nil { return nil, err } } if ui, err := file.GetSection("ui"); err == nil { if err := ui.MapTo(&config.Ui); err != nil { return nil, err } } accountsPath := path.Join(*root, "accounts.conf") if accounts, err := loadAccountConfig(accountsPath); err != nil { return nil, err } else { config.Accounts = accounts } binds, err := ini.Load(path.Join(*root, "binds.conf")) if err != nil { return nil, err } groups := map[string]**KeyBindings{ "default": &config.Bindings.Global, "compose": &config.Bindings.Compose, "messages": &config.Bindings.MessageList, "terminal": &config.Bindings.Terminal, "view": &config.Bindings.MessageView, "compose::editor": &config.Bindings.ComposeEditor, "compose::review": &config.Bindings.ComposeReview, } for _, name := range binds.SectionStrings() { sec, err := binds.GetSection(name) if err != nil { return nil, err } group, ok := groups[strings.ToLower(name)] if !ok { return nil, errors.New("Unknown keybinding group " + name) } bindings := NewKeyBindings() for key, value := range sec.KeysHash() { if key == "$ex" { strokes, err := ParseKeyStrokes(value) if err != nil { return nil, err } if len(strokes) != 1 { return nil, errors.New( "Error: only one keystroke supported for $ex") } bindings.ExKey = strokes[0] continue } if key == "$noinherit" { if value == "false" { continue } if value != "true" { return nil, errors.New( "Error: expected 'true' or 'false' for $noinherit") } bindings.Globals = false } binding, err := ParseBinding(key, value) if err != nil { return nil, err } bindings.Add(binding) } *group = MergeBindings(bindings, *group) } // Globals can't inherit from themselves config.Bindings.Global.Globals = false return config, nil }


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