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Communicate better. update -> permit. Thanks @jonathandturner

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This commit is contained in:
Andrés N. Robalino 2019-08-01 19:19:31 -05:00
parent 0231e64e37
commit c5568b426c
1 changed files with 17 additions and 10 deletions
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27
src/plugins/str.rs
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@ -41,10 +41,8 @@ impl Str {
self.field = Some(field); self.field = Some(field);
} }
fn update(&mut self) { fn permit(&mut self) -> bool {
if self.action.is_some() { self.action.is_none()
self.log_error("can only apply one");
}
} }
fn log_error(&mut self, message: &str) { fn log_error(&mut self, message: &str) {
@ -52,18 +50,27 @@ impl Str {
} }
fn for_to_int(&mut self) { fn for_to_int(&mut self) {
self.update(); if self.permit() {
self.action = Some(Action::ToInteger); self.action = Some(Action::ToInteger);
} else {
self.log_error("can only apply one");
}
} }
fn for_downcase(&mut self) { fn for_downcase(&mut self) {
self.update(); if self.permit() {
self.action = Some(Action::Downcase); self.action = Some(Action::Downcase);
} else {
self.log_error("can only apply one");
}
} }
fn for_upcase(&mut self) { fn for_upcase(&mut self) {
self.update(); if self.permit() {
self.action = Some(Action::Upcase); self.action = Some(Action::Upcase);
} else {
self.log_error("can only apply one");
}
} }
fn usage(&self) -> &'static str { fn usage(&self) -> &'static str {