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Separate Nu plugin logic.

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This commit is contained in:
Andrés N. Robalino 2019-07-28 21:30:47 -05:00
parent 87b299739c
commit be4262e96a
1 changed files with 28 additions and 24 deletions
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52
src/plugins/str.rs
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@ -29,7 +29,11 @@ impl Str {
self.error = Some(message.to_string());
}
fn to_downcase(&mut self) {
fn for_input(&mut self, field: String) {
self.field = Some(field);
}
fn for_downcase(&mut self) {
self.downcase = true;
if !self.is_valid() {
@ -37,7 +41,7 @@ impl Str {
}
}
fn to_upcase(&mut self) {
fn for_upcase(&mut self) {
self.upcase = true;
if !self.is_valid() {
@ -45,30 +49,34 @@ impl Str {
}
}
fn apply(&self, input: &str) -> String {
if self.downcase {
return input.to_ascii_lowercase();
}
if self.upcase {
return input.to_ascii_uppercase();
}
input.to_string()
}
fn usage(&self) -> &'static str {
"Usage: str [--downcase, --upcase]"
}
}
impl Str {
fn strutils(
&self,
value: Spanned<Value>,
field: &Option<String>,
) -> Result<Spanned<Value>, ShellError> {
match value.item {
Value::Primitive(Primitive::String(s)) => {
let applied = if self.downcase {
Value::string(s.to_ascii_lowercase())
} else if self.upcase {
Value::string(s.to_ascii_uppercase())
} else {
Value::string(s)
};
Ok(Spanned {
item: applied,
span: value.span,
})
}
Value::Primitive(Primitive::String(s)) => Ok(Spanned {
item: Value::string(self.apply(&s)),
span: value.span,
}),
Value::Object(_) => match field {
Some(f) => {
let replacement = match value.item.get_data_by_path(value.span, f) {
@ -117,11 +125,11 @@ impl Plugin for Str {
fn begin_filter(&mut self, call_info: CallInfo) -> Result<Vec<ReturnValue>, ShellError> {
if call_info.args.has("downcase") {
self.to_downcase();
self.for_downcase();
}
if call_info.args.has("upcase") {
self.to_upcase();
self.for_upcase();
}
if let Some(args) = call_info.args.positional {
@ -131,7 +139,7 @@ impl Plugin for Str {
item: Value::Primitive(Primitive::String(s)),
..
} => {
self.field = Some(s);
self.for_input(s);
}
_ => {
return Err(ShellError::string(format!(
@ -145,11 +153,7 @@ impl Plugin for Str {
match &self.error {
Some(reason) => {
return Err(ShellError::string(format!(
"{}: {}",
reason,
self.usage()
)))
return Err(ShellError::string(format!("{}: {}", reason, self.usage())))
}
None => {}
}