Expand description
Provide access to the verbs:
- the built-in ones
- the user defined ones A user defined verb can replace a built-in. When the user types some keys, we select a verb
- if the input exactly matches a shortcut or the name
- if only one verb name starts with the input
Fields§
§verbs: Vec<Verb>
Implementations§
source§impl VerbStore
impl VerbStore
sourcepub fn new(conf: &mut Conf) -> Result<Self, ConfError>
pub fn new(conf: &mut Conf) -> Result<Self, ConfError>
Examples found in repository?
src/cli/mod.rs (line 96)
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pub fn run() -> Result<Option<Launchable>, ProgramError> {
// parse the launch arguments we got from cli
let args = Args::parse();
let mut must_quit = false;
if let Some(dir) = &args.write_default_conf {
write_default_conf_in(dir)?;
must_quit = true;
}
// read the install related arguments
let install_args = InstallLaunchArgs::from(&args)?;
// execute installation things required by launch args
if let Some(state) = install_args.set_install_state {
write_state(state)?;
must_quit = true;
}
if let Some(shell) = &install_args.print_shell_function {
ShellInstall::print(shell)?;
must_quit = true;
}
if must_quit {
return Ok(None);
}
// read the list of specific config files
let specific_conf: Option<Vec<PathBuf>> = args.conf
.as_ref()
.map(|s| s.split(';').map(PathBuf::from).collect());
// if we don't run on a specific config file, we check the
// configuration
if specific_conf.is_none() && install_args.install != Some(false) {
let mut shell_install = ShellInstall::new(install_args.install == Some(true));
shell_install.check()?;
if shell_install.should_quit {
return Ok(None);
}
}
// read the configuration file(s): either the standard one
// or the ones required by the launch args
let mut config = match &specific_conf {
Some(conf_paths) => {
let mut conf = Conf::default();
for path in conf_paths {
conf.read_file(path.to_path_buf())?;
}
conf
}
_ => time!(Conf::from_default_location())?,
};
debug!("config: {:#?}", &config);
// verb store is completed from the config file(s)
let verb_store = VerbStore::new(&mut config)?;
let mut context = AppContext::from(args, verb_store, &config)?;
#[cfg(unix)]
if let Some(server_name) = &context.launch_args.send {
use crate::{
command::Sequence,
net::{Client, Message},
};
let client = Client::new(server_name);
if let Some(seq) = &context.launch_args.cmd {
let message = Message::Sequence(Sequence::new_local(seq.to_string()));
client.send(&message)?;
} else if !context.launch_args.get_root {
let message = Message::Command(
format!(":focus {}", context.initial_root.to_string_lossy())
);
client.send(&message)?;
};
if context.launch_args.get_root {
client.send(&Message::GetRoot)?;
}
return Ok(None);
}
let mut w = display::writer();
let app = App::new(&context)?;
w.queue(EnterAlternateScreen)?;
w.queue(cursor::Hide)?;
if context.capture_mouse {
w.queue(EnableMouseCapture)?;
}
let r = app.run(&mut w, &mut context, &config);
if context.capture_mouse {
w.queue(DisableMouseCapture)?;
}
w.queue(cursor::Show)?;
w.queue(LeaveAlternateScreen)?;
w.flush()?;
r
}
sourcepub fn search_sel_info<'v>(
&'v self,
prefix: &str,
sel_info: SelInfo<'_>
) -> PrefixSearchResult<'v, &Verb>
pub fn search_sel_info<'v>(
&'v self,
prefix: &str,
sel_info: SelInfo<'_>
) -> PrefixSearchResult<'v, &Verb>
Examples found in repository?
More examples
src/command/completion.rs (line 92)
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fn for_verb(
start: &str,
con: &AppContext,
sel_info: SelInfo<'_>,
) -> Self {
match con.verb_store.search_sel_info(start, sel_info) {
PrefixSearchResult::NoMatch => Self::None,
PrefixSearchResult::Match(name, _) => {
if start.len() >= name.len() {
debug_assert!(name == start);
Self::None
} else {
Self::Common(name[start.len()..].to_string())
}
}
PrefixSearchResult::Matches(completions) => Self::for_wholes(
start,
completions,
),
}
}
fn list_for_path(
verb_name: &str,
arg: &str,
path: &Path,
sel_info: SelInfo<'_>,
con: &AppContext,
) -> io::Result<Vec<String>> {
let anchor = match con.verb_store.search_sel_info(verb_name, sel_info) {
PrefixSearchResult::Match(_, verb) => verb.get_unique_arg_anchor(),
_ => PathAnchor::Unspecified,
};
let (_, parent_part, child_part) = regex_captures!(r"^(.*?)([^/]*)$", arg).unwrap();
let parent = path::path_from(path, anchor, parent_part);
let mut children = Vec::new();
if !parent.exists() {
debug!("no path completion possible because {:?} doesn't exist", &parent);
} else {
for entry in parent.read_dir()? {
let entry = entry?;
let mut name = entry.file_name().to_string_lossy().to_string();
if !child_part.is_empty() {
if !name.starts_with(child_part) {
continue;
}
if name == child_part && entry.file_type()?.is_dir() {
name = "/".to_string();
} else {
name.drain(0..child_part.len());
}
}
children.push(name);
}
}
Ok(children)
}
src/app/panel_state.rs (lines 775-778)
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fn on_command(
&mut self,
w: &mut W,
app_state: &mut AppState,
cc: &CmdContext,
) -> Result<CmdResult, ProgramError> {
self.clear_pending();
let con = &cc.app.con;
let screen = cc.app.screen;
match &cc.cmd {
Command::Click(x, y) => self.on_click(*x, *y, screen, con),
Command::DoubleClick(x, y) => self.on_double_click(*x, *y, screen, con),
Command::PatternEdit { raw, expr } => {
match InputPattern::new(raw.clone(), expr, con) {
Ok(pattern) => self.on_pattern(pattern, app_state, con),
Err(e) => Ok(CmdResult::DisplayError(format!("{}", e))),
}
}
Command::VerbTrigger {
index,
input_invocation,
} => self.execute_verb(
w,
&con.verb_store.verbs[*index],
input_invocation.as_ref(),
TriggerType::Other,
app_state,
cc,
),
Command::Internal {
internal,
input_invocation,
} => self.on_internal(
w,
&InternalExecution::from_internal(*internal),
input_invocation.as_ref(),
TriggerType::Other,
app_state,
cc,
),
Command::VerbInvocate(invocation) => {
let sel_info = self.sel_info(app_state);
match con.verb_store.search_sel_info(
&invocation.name,
sel_info,
) {
PrefixSearchResult::Match(_, verb) => {
self.execute_verb(
w,
verb,
Some(invocation),
TriggerType::Input(verb),
app_state,
cc,
)
}
_ => Ok(CmdResult::verb_not_found(&invocation.name)),
}
}
Command::None | Command::VerbEdit(_) => {
// we do nothing here, the real job is done in get_status
Ok(CmdResult::Keep)
}
}
}
/// return a cmdresult asking for the opening of a preview
fn open_preview(
&mut self,
prefered_mode: Option<PreviewMode>,
close_if_open: bool,
cc: &CmdContext,
) -> CmdResult {
if let Some(id) = cc.app.preview_panel {
if close_if_open {
CmdResult::ClosePanel {
validate_purpose: false,
panel_ref: PanelReference::Id(id),
}
} else {
if prefered_mode.is_some() {
// we'll make the preview mode change be
// applied on the preview panel
CmdResult::ApplyOnPanel { id }
} else {
CmdResult::Keep
}
}
} else {
if let Some(path) = self.selected_path() {
if path.is_file() {
CmdResult::NewPanel {
state: Box::new(PreviewState::new(
path.to_path_buf(),
InputPattern::none(),
prefered_mode,
self.tree_options(),
cc.app.con,
)),
purpose: PanelPurpose::Preview,
direction: HDir::Right,
}
} else {
CmdResult::error("only regular files can be previewed")
}
} else {
CmdResult::error("no selected file")
}
}
}
/// must return None if the state doesn't display a file tree
fn tree_root(&self) -> Option<&Path> {
None
}
fn selected_path(&self) -> Option<&Path>;
fn selection(&self) -> Option<Selection<'_>>;
fn sel_info<'c>(&'c self, _app_state: &'c AppState) -> SelInfo<'c> {
// overloaded in stage_state
match self.selection() {
None => SelInfo::None,
Some(selection) => SelInfo::One(selection),
}
}
fn has_at_least_one_selection(&self, _app_state: &AppState) -> bool {
true // overloaded in stage_state
}
fn refresh(&mut self, screen: Screen, con: &AppContext) -> Command;
fn tree_options(&self) -> TreeOptions;
/// Build a cmdResult in response to a command being a change of
/// tree options. This may or not be a new state.
///
/// The provided `change_options` function returns a status message
/// explaining the change
fn with_new_options(
&mut self,
screen: Screen,
change_options: &dyn Fn(&mut TreeOptions) -> &'static str,
in_new_panel: bool,
con: &AppContext,
) -> CmdResult;
fn do_pending_task(
&mut self,
_app_state: &mut AppState,
_screen: Screen,
_con: &AppContext,
_dam: &mut Dam,
) -> Result<(), ProgramError> {
// no pending task in default impl
unreachable!();
}
fn get_pending_task(
&self,
) -> Option<&'static str> {
None
}
fn display(
&mut self,
w: &mut W,
disc: &DisplayContext,
) -> Result<(), ProgramError>;
/// return the flags to display
fn get_flags(&self) -> Vec<Flag> {
vec![]
}
fn get_starting_input(&self) -> String {
String::new()
}
fn set_selected_path(&mut self, _path: PathBuf, _con: &AppContext) {
// this function is useful for preview states
}
/// return the status which should be used when there's no verb edited
fn no_verb_status(
&self,
_has_previous_state: bool,
_con: &AppContext,
) -> Status {
Status::from_message(
"Hit *esc* to get back, or a space to start a verb"
)
}
fn get_status(
&self,
app_state: &AppState,
cc: &CmdContext,
has_previous_state: bool,
) -> Status {
match &cc.cmd {
Command::PatternEdit { .. } => self.no_verb_status(has_previous_state, cc.app.con),
Command::VerbEdit(invocation) => {
if invocation.name.is_empty() {
Status::new(
"Type a verb then *enter* to execute it (*?* for the list of verbs)",
false,
)
} else {
let sel_info = self.sel_info(app_state);
match cc.app.con.verb_store.search_sel_info(
&invocation.name,
sel_info,
) {
PrefixSearchResult::NoMatch => {
Status::new("No matching verb (*?* for the list of verbs)", true)
}
PrefixSearchResult::Match(_, verb) => {
self.get_verb_status(verb, invocation, sel_info, cc, app_state)
}
PrefixSearchResult::Matches(completions) => Status::new(
format!(
"Possible verbs: {}",
completions
.iter()
.map(|c| format!("*{}*", c))
.collect::<Vec<String>>()
.join(", "),
),
false,
),
}
}
}
_ => self.no_verb_status(has_previous_state, cc.app.con),
}
}
sourcepub fn search_prefix<'v>(&'v self, prefix: &str) -> PrefixSearchResult<'v, &Verb>
pub fn search_prefix<'v>(&'v self, prefix: &str) -> PrefixSearchResult<'v, &Verb>
Examples found in repository?
src/command/sequence.rs (line 91)
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fn add_commands(
input: &str,
commands: &mut Vec<(String, Command)>,
con: &AppContext,
) -> Result<(), ProgramError> {
let raw_parts = CommandParts::from(input.to_string());
let (pattern, verb_invocation) = raw_parts.split();
if let Some(pattern) = pattern {
commands.push((input.to_string(), Command::from_parts(pattern, false)));
}
if let Some(verb_invocation) = verb_invocation {
let command = Command::from_parts(verb_invocation, true);
if let Command::VerbInvocate(invocation) = &command {
// we check that the verb exists to avoid running a sequence
// of actions with some missing
match con.verb_store.search_prefix(&invocation.name) {
PrefixSearchResult::NoMatch => {
return Err(ProgramError::UnknownVerb {
name: invocation.name.to_string(),
});
}
PrefixSearchResult::Matches(_) => {
return Err(ProgramError::AmbiguousVerbName {
name: invocation.name.to_string(),
});
}
_ => {}
}
commands.push((input.to_string(), command));
}
}
Ok(())
}
sourcepub fn search_sel_info_unique<'v>(
&'v self,
prefix: &str,
sel_info: SelInfo<'_>
) -> Option<&'v Verb>
pub fn search_sel_info_unique<'v>(
&'v self,
prefix: &str,
sel_info: SelInfo<'_>
) -> Option<&'v Verb>
Return either the only match, or None if there’s not exactly one match
Examples found in repository?
src/command/completion.rs (line 159)
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fn for_arg(
verb_name: &str,
arg: &str,
con: &AppContext,
sel_info: SelInfo<'_>,
) -> Self {
if arg.contains(' ') {
return Self::None;
}
// we try to get the type of argument
let arg_def = con
.verb_store
.search_sel_info_unique(verb_name, sel_info)
.and_then(|verb| verb.invocation_parser.as_ref())
.and_then(|invocation_parser| invocation_parser.get_unique_arg_def());
if matches!(arg_def, Some(ArgDef::Theme)) {
Self::for_theme_arg(arg)
} else {
Self::for_path_arg(verb_name, arg, con, sel_info)
}
}
sourcepub fn search<'v>(
&'v self,
prefix: &str,
stype: Option<SelectionType>,
sel_count: Option<usize>,
extension: Option<&str>
) -> PrefixSearchResult<'v, &Verb>
pub fn search<'v>(
&'v self,
prefix: &str,
stype: Option<SelectionType>,
sel_count: Option<usize>,
extension: Option<&str>
) -> PrefixSearchResult<'v, &Verb>
Examples found in repository?
src/verb/verb_store.rs (line 51)
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pub fn search_sel_info<'v>(
&'v self,
prefix: &str,
sel_info: SelInfo<'_>,
) -> PrefixSearchResult<'v, &Verb> {
let stype = sel_info.common_stype();
let count = sel_info.count_paths();
self.search(prefix, stype, Some(count), sel_info.extension())
}
pub fn search_prefix<'v>(
&'v self,
prefix: &str,
) -> PrefixSearchResult<'v, &Verb> {
self.search(prefix, None, None, None)
}
sourcepub fn key_desc_of_internal_stype(
&self,
internal: Internal,
stype: SelectionType
) -> Option<String>
pub fn key_desc_of_internal_stype(
&self,
internal: Internal,
stype: SelectionType
) -> Option<String>
Examples found in repository?
src/app/standard_status.rs (line 35)
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pub fn new(verb_store: &VerbStore) -> Self {
let tree_top_focus = "*enter* to go up".to_string(); // enter is hardcoded on focus
let tree_dir_focus = "*enter* to focus".to_string();
let tree_dir_cd = verb_store
.key_desc_of_internal_stype(Internal::open_leave, SelectionType::Directory)
.map(|k| format!("*{}* to cd", k));
let tree_file_open_stay = verb_store
.key_desc_of_internal_stype(Internal::open_stay, SelectionType::File)
.map(|k| format!("*{}* to open the file", k));
let tree_file_open_leave = verb_store
.key_desc_of_internal_stype(Internal::open_leave, SelectionType::File)
.map(|k| format!("*{}* to open and quit", k));
//let tree_file_enter = None; // TODO (for when enter is customized)
let tree_unfiltered = "a few letters to search".to_string();
let tree_filtered = "*esc* to clear the filter".to_string();
let preview_unfiltered = "a pattern to filter".to_string();
let preview_filtered = verb_store
.key_desc_of_internal(Internal::panel_right)
.map(|k| format!("*{}* to reveal the text", k));
let preview_restorable_filter = verb_store
.key_desc_of_internal(Internal::panel_left_no_open)
.map(|k| format!("*{}* to restore the filter", k));
let not_first_state = "*esc* to go back".to_string();
let help = "*?* for help".to_string();
let no_verb = "a space then a verb".to_string();
let all_files_hidden = verb_store
.key_desc_of_internal(Internal::toggle_hidden)
.map(|k| format!("Some files are hidden, use *{}* to display them", k));
let all_files_git_ignored = verb_store
.key_desc_of_internal(Internal::toggle_git_ignore)
.map(|k| format!("Some files are git-ignored, use *{}* to display them", k));
Self {
tree_top_focus,
tree_dir_focus,
tree_dir_cd,
tree_file_open_stay,
tree_file_open_leave,
//tree_file_enter,
tree_unfiltered,
tree_filtered,
preview_unfiltered,
preview_filtered,
preview_restorable_filter,
not_first_state,
help,
no_verb,
all_files_hidden,
all_files_git_ignored,
}
}
sourcepub fn key_desc_of_internal(&self, internal: Internal) -> Option<String>
pub fn key_desc_of_internal(&self, internal: Internal) -> Option<String>
Examples found in repository?
src/app/standard_status.rs (line 48)
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pub fn new(verb_store: &VerbStore) -> Self {
let tree_top_focus = "*enter* to go up".to_string(); // enter is hardcoded on focus
let tree_dir_focus = "*enter* to focus".to_string();
let tree_dir_cd = verb_store
.key_desc_of_internal_stype(Internal::open_leave, SelectionType::Directory)
.map(|k| format!("*{}* to cd", k));
let tree_file_open_stay = verb_store
.key_desc_of_internal_stype(Internal::open_stay, SelectionType::File)
.map(|k| format!("*{}* to open the file", k));
let tree_file_open_leave = verb_store
.key_desc_of_internal_stype(Internal::open_leave, SelectionType::File)
.map(|k| format!("*{}* to open and quit", k));
//let tree_file_enter = None; // TODO (for when enter is customized)
let tree_unfiltered = "a few letters to search".to_string();
let tree_filtered = "*esc* to clear the filter".to_string();
let preview_unfiltered = "a pattern to filter".to_string();
let preview_filtered = verb_store
.key_desc_of_internal(Internal::panel_right)
.map(|k| format!("*{}* to reveal the text", k));
let preview_restorable_filter = verb_store
.key_desc_of_internal(Internal::panel_left_no_open)
.map(|k| format!("*{}* to restore the filter", k));
let not_first_state = "*esc* to go back".to_string();
let help = "*?* for help".to_string();
let no_verb = "a space then a verb".to_string();
let all_files_hidden = verb_store
.key_desc_of_internal(Internal::toggle_hidden)
.map(|k| format!("Some files are hidden, use *{}* to display them", k));
let all_files_git_ignored = verb_store
.key_desc_of_internal(Internal::toggle_git_ignore)
.map(|k| format!("Some files are git-ignored, use *{}* to display them", k));
Self {
tree_top_focus,
tree_dir_focus,
tree_dir_cd,
tree_file_open_stay,
tree_file_open_leave,
//tree_file_enter,
tree_unfiltered,
tree_filtered,
preview_unfiltered,
preview_filtered,
preview_restorable_filter,
not_first_state,
help,
no_verb,
all_files_hidden,
all_files_git_ignored,
}
}