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Allow handling errors with failure callbacks.

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This commit is contained in:
Andrés N. Robalino
2019-10-30 17:46:40 -05:00
parent cea8fab307
commit 7614ce4b49
7 changed files with 192 additions and 86 deletions
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53
src/plugins/inc.rs
View File

@ -1,6 +1,6 @@
use nu::{
serve_plugin, CallInfo, Plugin, Primitive, ReturnSuccess, ReturnValue, ShellError, Signature,
SyntaxShape, Tagged, TaggedItem, Value,
did_you_mean, serve_plugin, tag_for_tagged_list, CallInfo, Plugin, Primitive, ReturnSuccess,
ReturnValue, ShellError, Signature, SyntaxShape, Tagged, TaggedItem, Value,
};
enum Action {
@ -93,22 +93,51 @@ impl Inc {
));
}
}
Value::Row(_) => match self.field {
Some(ref f) => {
let replacement = match value.item.get_data_by_column_path(value.tag(), f) {
Some(result) => self.inc(result.map(|x| x.clone()))?,
None => {
return Err(ShellError::labeled_error(
"inc could not find field to replace",
"column name",
value.tag(),
))
}
let fields = f.clone();
let replace_for = value.item.get_data_by_column_path(
value.tag(),
&f,
Box::new(move |(obj_source, column_path_tried)| {
match did_you_mean(&obj_source, &column_path_tried) {
Some(suggestions) => {
return ShellError::labeled_error(
"Unknown column",
format!("did you mean '{}'?", suggestions[0].1),
tag_for_tagged_list(fields.iter().map(|p| p.tag())),
)
}
None => {
return ShellError::labeled_error(
"Unknown column",
"row does not contain this column",
tag_for_tagged_list(fields.iter().map(|p| p.tag())),
)
}
}
}),
);
let replacement = match replace_for {
Ok(got) => match got {
Some(result) => self.inc(result.map(|x| x.clone()))?,
None => {
return Err(ShellError::labeled_error(
"inc could not find field to replace",
"column name",
value.tag(),
))
}
},
Err(reason) => return Err(reason),
};
match value.item.replace_data_at_column_path(
value.tag(),
f,
&f,
replacement.item.clone(),
) {
Some(v) => return Ok(v),

49
src/plugins/str.rs
View File

@ -1,6 +1,6 @@
use nu::{
serve_plugin, CallInfo, Plugin, Primitive, ReturnSuccess, ReturnValue, ShellError, Signature,
SyntaxShape, Tagged, TaggedItem, Value,
did_you_mean, serve_plugin, tag_for_tagged_list, CallInfo, Plugin, Primitive, ReturnSuccess,
ReturnValue, ShellError, Signature, SyntaxShape, Tagged, TaggedItem, Value,
};
#[derive(Debug, Eq, PartialEq)]
@ -92,13 +92,50 @@ impl Str {
Value::Primitive(Primitive::String(ref s)) => Ok(self.apply(&s)?.tagged(value.tag())),
Value::Row(_) => match self.field {
Some(ref f) => {
let replacement = match value.item.get_data_by_column_path(value.tag(), f) {
Some(result) => self.strutils(result.map(|x| x.clone()))?,
None => return Ok(Value::nothing().tagged(value.tag)),
let fields = f.clone();
let replace_for = value.item.get_data_by_column_path(
value.tag(),
&f,
Box::new(move |(obj_source, column_path_tried)| {
//let fields = f.clone();
match did_you_mean(&obj_source, &column_path_tried) {
Some(suggestions) => {
return ShellError::labeled_error(
"Unknown column",
format!("did you mean '{}'?", suggestions[0].1),
tag_for_tagged_list(fields.iter().map(|p| p.tag())),
)
}
None => {
return ShellError::labeled_error(
"Unknown column",
"row does not contain this column",
tag_for_tagged_list(fields.iter().map(|p| p.tag())),
)
}
}
}),
);
let replacement = match replace_for {
Ok(got) => match got {
Some(result) => self.strutils(result.map(|x| x.clone()))?,
None => {
return Err(ShellError::labeled_error(
"inc could not find field to replace",
"column name",
value.tag(),
))
}
},
Err(reason) => return Err(reason),
};
match value.item.replace_data_at_column_path(
value.tag(),
f,
&f,
replacement.item.clone(),
) {
Some(v) => return Ok(v),