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-rw-r--r--crates/ra_ide/src/completion/completion_item.rs15
-rw-r--r--crates/ra_ide/src/completion/presentation.rs22
2 files changed, 31 insertions, 6 deletions
diff --git a/crates/ra_ide/src/completion/completion_item.rs b/crates/ra_ide/src/completion/completion_item.rs
index 61867c0ff..19bbb2517 100644
--- a/crates/ra_ide/src/completion/completion_item.rs
+++ b/crates/ra_ide/src/completion/completion_item.rs
@@ -47,6 +47,10 @@ pub struct CompletionItem {
47 47
48 /// Whether this item is marked as deprecated 48 /// Whether this item is marked as deprecated
49 deprecated: bool, 49 deprecated: bool,
50
51 /// If completing a function call, ask the editor to show parameter popup
52 /// after completion.
53 trigger_call_info: bool,
50} 54}
51 55
52// We use custom debug for CompletionItem to make `insta`'s diffs more readable. 56// We use custom debug for CompletionItem to make `insta`'s diffs more readable.
@@ -139,6 +143,7 @@ impl CompletionItem {
139 kind: None, 143 kind: None,
140 text_edit: None, 144 text_edit: None,
141 deprecated: None, 145 deprecated: None,
146 trigger_call_info: None,
142 } 147 }
143 } 148 }
144 /// What user sees in pop-up in the UI. 149 /// What user sees in pop-up in the UI.
@@ -177,6 +182,10 @@ impl CompletionItem {
177 pub fn deprecated(&self) -> bool { 182 pub fn deprecated(&self) -> bool {
178 self.deprecated 183 self.deprecated
179 } 184 }
185
186 pub fn trigger_call_info(&self) -> bool {
187 self.trigger_call_info
188 }
180} 189}
181 190
182/// A helper to make `CompletionItem`s. 191/// A helper to make `CompletionItem`s.
@@ -193,6 +202,7 @@ pub(crate) struct Builder {
193 kind: Option<CompletionItemKind>, 202 kind: Option<CompletionItemKind>,
194 text_edit: Option<TextEdit>, 203 text_edit: Option<TextEdit>,
195 deprecated: Option<bool>, 204 deprecated: Option<bool>,
205 trigger_call_info: Option<bool>,
196} 206}
197 207
198impl Builder { 208impl Builder {
@@ -221,6 +231,7 @@ impl Builder {
221 kind: self.kind, 231 kind: self.kind,
222 completion_kind: self.completion_kind, 232 completion_kind: self.completion_kind,
223 deprecated: self.deprecated.unwrap_or(false), 233 deprecated: self.deprecated.unwrap_or(false),
234 trigger_call_info: self.trigger_call_info.unwrap_or(false),
224 } 235 }
225 } 236 }
226 pub(crate) fn lookup_by(mut self, lookup: impl Into<String>) -> Builder { 237 pub(crate) fn lookup_by(mut self, lookup: impl Into<String>) -> Builder {
@@ -271,6 +282,10 @@ impl Builder {
271 self.deprecated = Some(deprecated); 282 self.deprecated = Some(deprecated);
272 self 283 self
273 } 284 }
285 pub(crate) fn trigger_call_info(mut self) -> Builder {
286 self.trigger_call_info = Some(true);
287 self
288 }
274} 289}
275 290
276impl<'a> Into<CompletionItem> for Builder { 291impl<'a> Into<CompletionItem> for Builder {
diff --git a/crates/ra_ide/src/completion/presentation.rs b/crates/ra_ide/src/completion/presentation.rs
index dac232a85..d6196a5ce 100644
--- a/crates/ra_ide/src/completion/presentation.rs
+++ b/crates/ra_ide/src/completion/presentation.rs
@@ -103,7 +103,7 @@ impl Completions {
103 } 103 }
104 }; 104 };
105 105
106 // If not an import, add parenthesis automatically. 106 // Add `<>` for generic types
107 if ctx.is_path_type 107 if ctx.is_path_type
108 && !ctx.has_type_args 108 && !ctx.has_type_args
109 && ctx.db.feature_flags.get("completion.insertion.add-call-parenthesis") 109 && ctx.db.feature_flags.get("completion.insertion.add-call-parenthesis")
@@ -211,7 +211,7 @@ impl Completions {
211 .set_deprecated(is_deprecated(func, ctx.db)) 211 .set_deprecated(is_deprecated(func, ctx.db))
212 .detail(function_signature.to_string()); 212 .detail(function_signature.to_string());
213 213
214 // Add `<>` for generic types 214 // If not an import, add parenthesis automatically.
215 if ctx.use_item_syntax.is_none() 215 if ctx.use_item_syntax.is_none()
216 && !ctx.is_call 216 && !ctx.is_call
217 && ctx.db.feature_flags.get("completion.insertion.add-call-parenthesis") 217 && ctx.db.feature_flags.get("completion.insertion.add-call-parenthesis")
@@ -221,16 +221,26 @@ impl Completions {
221 let (snippet, label) = if params.is_empty() || has_self_param && params.len() == 1 { 221 let (snippet, label) = if params.is_empty() || has_self_param && params.len() == 1 {
222 (format!("{}()$0", name), format!("{}()", name)) 222 (format!("{}()$0", name), format!("{}()", name))
223 } else { 223 } else {
224 let to_skip = if has_self_param { 1 } else { 0 }; 224 builder = builder.trigger_call_info();
225 let function_params_snippet = 225 let snippet = if ctx
226 join( 226 .db
227 .feature_flags
228 .get("completion.insertion.add-argument-sippets")
229 {
230 let to_skip = if has_self_param { 1 } else { 0 };
231 let function_params_snippet = join(
227 function_signature.parameter_names.iter().skip(to_skip).enumerate().map( 232 function_signature.parameter_names.iter().skip(to_skip).enumerate().map(
228 |(index, param_name)| format!("${{{}:{}}}", index + 1, param_name), 233 |(index, param_name)| format!("${{{}:{}}}", index + 1, param_name),
229 ), 234 ),
230 ) 235 )
231 .separator(", ") 236 .separator(", ")
232 .to_string(); 237 .to_string();
233 (format!("{}({})$0", name, function_params_snippet), format!("{}(…)", name)) 238 format!("{}({})$0", name, function_params_snippet)
239 } else {
240 format!("{}($0)", name)
241 };
242
243 (snippet, format!("{}(…)", name))
234 }; 244 };
235 builder = builder.lookup_by(name).label(label).insert_snippet(snippet); 245 builder = builder.lookup_by(name).label(label).insert_snippet(snippet);
236 } 246 }