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Enhance regexp completion (#903)
* enhance regexp completion a bit * changelog
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9 files changed

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‎CHANGELOG.md

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Original file line numberDiff line numberDiff line change
@@ -12,6 +12,11 @@
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## master
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#### :nail_care: Polish
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- Prefer Core's `RegExp` when Core is open and completing for regexp functions. https://github.com/rescript-lang/rescript-vscode/pull/903
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- Add `%re("")` to the completions list when completing in a position where a regexp value is expected. https://github.com/rescript-lang/rescript-vscode/pull/903
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## 1.36.0
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#### :bug: Bug Fix

‎analysis/src/CompletionBackEnd.ml

Lines changed: 23 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -941,6 +941,7 @@ and getCompletionsForContextPath ~debug ~full ~opens ~rawOpens ~pos ~env ~exact
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promiseModulePath;
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listModulePath;
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resultModulePath;
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regexpModulePath;
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} =
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package.builtInCompletionModules
946947
in
@@ -954,6 +955,7 @@ and getCompletionsForContextPath ~debug ~full ~opens ~rawOpens ~pos ~env ~exact
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| Promise -> promiseModulePath
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| List -> listModulePath
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| Result -> resultModulePath
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| RegExp -> regexpModulePath
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| Lazy -> ["Lazy"]
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| Char -> ["Char"])
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| TypExpr t -> (
@@ -1291,13 +1293,27 @@ let rec completeTypedValue ?(typeArgContext : typeArgContext option) ~rawOpens
12911293
Hashtbl.add functionsReturningTypeT
12921294
((base |> String.concat ".") ^ "." ^ name)
12931295
item));
1294-
Hashtbl.fold
1295-
(fun fnName typeExpr all ->
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createWithSnippet
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~name:(Printf.sprintf "%s()" fnName)
1298-
~insertText:(fnName ^ "($0)") ~kind:(Value typeExpr) ~env ()
1299-
:: all)
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functionsReturningTypeT []
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let completionItems =
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Hashtbl.fold
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(fun fnName typeExpr all ->
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createWithSnippet
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~name:(Printf.sprintf "%s()" fnName)
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~insertText:(fnName ^ "($0)") ~kind:(Value typeExpr) ~env ()
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:: all)
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functionsReturningTypeT []
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in
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(* Special casing for things where we want extra things in the completions *)
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let completionItems =
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match path with
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| Pdot (Pdot (Pident m, "Re", _), "t", _) when Ident.name m = "Js" ->
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(* regexps *)
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createWithSnippet ~name:"%re()" ~insertText:"%re(\"/$0/g\")"
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~kind:(Label "Regular expression") ~env ()
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:: completionItems
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| _ -> completionItems
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in
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completionItems
13011317
| Tbool env ->
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if Debug.verbose () then print_endline "[complete_typed_value]--> Tbool";
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[

‎analysis/src/Packages.ml

Lines changed: 60 additions & 56 deletions
Original file line numberDiff line numberDiff line change
@@ -32,9 +32,10 @@ let newBsPackage ~rootPath =
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let bsconfigJson = Filename.concat rootPath "bsconfig.json" in
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let parseRaw raw =
35-
let libBs = match !Cfg.isDocGenFromCompiler with
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| true -> BuildSystem.getStdlib rootPath
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| false -> BuildSystem.getLibBs rootPath
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let libBs =
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match !Cfg.isDocGenFromCompiler with
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| true -> BuildSystem.getStdlib rootPath
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| false -> BuildSystem.getLibBs rootPath
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in
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match Json.parse raw with
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| Some config -> (
@@ -48,10 +49,10 @@ let newBsPackage ~rootPath =
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(let namespace = FindFiles.getNamespace config in
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let rescriptVersion = getReScriptVersion () in
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let suffix =
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match config |> Json.get "suffix" with
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| Some (String suffix) -> suffix
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| _ -> ".js"
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in
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match config |> Json.get "suffix" with
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| Some (String suffix) -> suffix
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| _ -> ".js"
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in
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let uncurried =
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let ns = config |> Json.get "uncurried" in
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match (rescriptVersion, ns) with
@@ -132,55 +133,58 @@ let newBsPackage ~rootPath =
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namespace;
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builtInCompletionModules =
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(if
135-
opens_from_bsc_flags
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|> List.find_opt (fun opn ->
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match opn with
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| ["RescriptCore"] -> true
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| _ -> false)
140-
|> Option.is_some
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then
142-
{
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arrayModulePath = ["Array"];
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optionModulePath = ["Option"];
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stringModulePath = ["String"];
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intModulePath = ["Int"];
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floatModulePath = ["Float"];
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promiseModulePath = ["Promise"];
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listModulePath = ["List"];
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resultModulePath = ["Result"];
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exnModulePath = ["Exn"];
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}
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else if
154-
opens_from_bsc_flags
155-
|> List.find_opt (fun opn ->
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match opn with
157-
| ["Belt"] -> true
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| _ -> false)
159-
|> Option.is_some
160-
then
161-
{
162-
arrayModulePath = ["Array"];
163-
optionModulePath = ["Option"];
164-
stringModulePath = ["Js"; "String2"];
165-
intModulePath = ["Int"];
166-
floatModulePath = ["Float"];
167-
promiseModulePath = ["Js"; "Promise"];
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listModulePath = ["List"];
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resultModulePath = ["Result"];
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exnModulePath = ["Js"; "Exn"];
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}
172-
else
173-
{
174-
arrayModulePath = ["Js"; "Array2"];
175-
optionModulePath = ["Belt"; "Option"];
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stringModulePath = ["Js"; "String2"];
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intModulePath = ["Belt"; "Int"];
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floatModulePath = ["Belt"; "Float"];
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promiseModulePath = ["Js"; "Promise"];
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listModulePath = ["Belt"; "List"];
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resultModulePath = ["Belt"; "Result"];
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exnModulePath = ["Js"; "Exn"];
183-
});
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opens_from_bsc_flags
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|> List.find_opt (fun opn ->
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match opn with
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| ["RescriptCore"] -> true
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| _ -> false)
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|> Option.is_some
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then
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{
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arrayModulePath = ["Array"];
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optionModulePath = ["Option"];
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stringModulePath = ["String"];
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intModulePath = ["Int"];
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floatModulePath = ["Float"];
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promiseModulePath = ["Promise"];
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listModulePath = ["List"];
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resultModulePath = ["Result"];
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exnModulePath = ["Exn"];
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regexpModulePath = ["RegExp"];
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}
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else if
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opens_from_bsc_flags
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|> List.find_opt (fun opn ->
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match opn with
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| ["Belt"] -> true
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| _ -> false)
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|> Option.is_some
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then
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{
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arrayModulePath = ["Array"];
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optionModulePath = ["Option"];
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stringModulePath = ["Js"; "String2"];
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intModulePath = ["Int"];
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floatModulePath = ["Float"];
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promiseModulePath = ["Js"; "Promise"];
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listModulePath = ["List"];
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resultModulePath = ["Result"];
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exnModulePath = ["Js"; "Exn"];
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regexpModulePath = ["Js"; "Re"];
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}
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else
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{
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arrayModulePath = ["Js"; "Array2"];
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optionModulePath = ["Belt"; "Option"];
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stringModulePath = ["Js"; "String2"];
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intModulePath = ["Belt"; "Int"];
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floatModulePath = ["Belt"; "Float"];
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promiseModulePath = ["Js"; "Promise"];
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listModulePath = ["Belt"; "List"];
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resultModulePath = ["Belt"; "Result"];
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exnModulePath = ["Js"; "Exn"];
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regexpModulePath = ["Js"; "Re"];
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});
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uncurried;
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})))
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| None -> None

‎analysis/src/SharedTypes.ml

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@@ -493,6 +493,7 @@ type builtInCompletionModules = {
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listModulePath: string list;
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resultModulePath: string list;
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exnModulePath: string list;
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regexpModulePath: string list;
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}
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type package = {

‎analysis/src/TypeUtils.ml

Lines changed: 16 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -449,23 +449,29 @@ type builtinType =
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| Result
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| Lazy
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| Char
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| RegExp
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453454
type pipeCompletionType =
454455
| Builtin of builtinType * Types.type_expr
455456
| TypExpr of Types.type_expr
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457458
let getBuiltinFromTypePath path =
458459
match path with
459-
| Path.Pident id when Ident.name id = "array" -> Some Array
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| Path.Pident id when Ident.name id = "option" -> Some Option
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| Path.Pident id when Ident.name id = "string" -> Some String
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| Path.Pident id when Ident.name id = "int" -> Some Int
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| Path.Pident id when Ident.name id = "float" -> Some Float
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| Path.Pident id when Ident.name id = "promise" -> Some Promise
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| Path.Pident id when Ident.name id = "list" -> Some List
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| Path.Pident id when Ident.name id = "result" -> Some Result
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| Path.Pident id when Ident.name id = "lazy_t" -> Some Lazy
468-
| Path.Pident id when Ident.name id = "char" -> Some Char
460+
| Path.Pident _ -> (
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match Path.name path with
462+
| "array" -> Some Array
463+
| "option" -> Some Option
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| "string" -> Some String
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| "int" -> Some Int
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| "float" -> Some Float
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| "promise" -> Some Promise
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| "list" -> Some List
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| "result" -> Some Result
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| "lazy_t" -> Some Lazy
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| "char" -> Some Char
472+
| _ -> None)
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| Pdot (Pdot (Pident m, "Re", _), "t", _) when Ident.name m = "Js" ->
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Some RegExp
469475
| Pdot (Pident id, "result", _)
470476
when Ident.name id = "Pervasives" || Ident.name id = "PervasivesU" ->
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Some Result

‎analysis/tests/src/CompletionExpressions.res

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Original file line numberDiff line numberDiff line change
@@ -313,3 +313,11 @@ type withIntLocal = {superInt: SuperInt.t}
313313
open CompletionSupport
314314
// CompletionSupport.makeTestHidden()
315315
// ^com
316+
317+
let mkStuff = (r: Js.Re.t) => {
318+
ignore(r)
319+
"hello"
320+
}
321+
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// mkStuff()
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// ^com

‎analysis/tests/src/CompletionPipeChain.res

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -98,3 +98,8 @@ let renderer = CompletionSupport2.makeRenderer(
9898

9999
// Console.log(int->t)
100100
// ^com
101+
102+
let r = %re("/t/g")
103+
104+
// r->la
105+
// ^com

‎analysis/tests/src/expected/CompletionExpressions.res.txt

Lines changed: 36 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1296,3 +1296,39 @@ Path CompletionSupport.makeTestHidden
12961296
"insertTextFormat": 2
12971297
}]
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1299+
Complete src/CompletionExpressions.res 321:11
1300+
posCursor:[321:11] posNoWhite:[321:10] Found expr:[321:3->321:12]
1301+
Pexp_apply ...[321:3->321:10] (...[321:11->321:12])
1302+
Completable: Cexpression CArgument Value[mkStuff]($0)
1303+
Raw opens: 1 CompletionSupport.place holder
1304+
Package opens Pervasives.JsxModules.place holder
1305+
Resolved opens 2 pervasives CompletionSupport.res
1306+
ContextPath CArgument Value[mkStuff]($0)
1307+
ContextPath Value[mkStuff]
1308+
Path mkStuff
1309+
[{
1310+
"label": "%re()",
1311+
"kind": 4,
1312+
"tags": [],
1313+
"detail": "Regular expression",
1314+
"documentation": null,
1315+
"insertText": "%re(\"/$0/g\")",
1316+
"insertTextFormat": 2
1317+
}, {
1318+
"label": "Js.Re.fromStringWithFlags()",
1319+
"kind": 12,
1320+
"tags": [],
1321+
"detail": "(string, ~flags: string) => t",
1322+
"documentation": null,
1323+
"insertText": "Js.Re.fromStringWithFlags($0)",
1324+
"insertTextFormat": 2
1325+
}, {
1326+
"label": "Js.Re.fromString()",
1327+
"kind": 12,
1328+
"tags": [],
1329+
"detail": "string => t",
1330+
"documentation": null,
1331+
"insertText": "Js.Re.fromString($0)",
1332+
"insertTextFormat": 2
1333+
}]
1334+

‎analysis/tests/src/expected/CompletionPipeChain.res.txt

Lines changed: 18 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -553,3 +553,21 @@ Path Integer.t
553553
"documentation": null
554554
}]
555555

556+
Complete src/CompletionPipeChain.res 103:8
557+
posCursor:[103:8] posNoWhite:[103:7] Found expr:[103:3->103:8]
558+
Completable: Cpath Value[r]->la
559+
Package opens Pervasives.JsxModules.place holder
560+
Resolved opens 1 pervasives
561+
ContextPath Value[r]->la
562+
ContextPath Value[r]
563+
Path r
564+
CPPipe env:CompletionPipeChain
565+
Path Js.Re.la
566+
[{
567+
"label": "Js.Re.lastIndex",
568+
"kind": 12,
569+
"tags": [],
570+
"detail": "t => int",
571+
"documentation": {"kind": "markdown", "value": "\n Returns the index where the next match will start its search. This property\n will be modified when the RegExp object is used, if the global (\"g\") flag is\n set.\n\n ```res example\n let re = %re(\"/ab*/g\")\n let str = \"abbcdefabh\"\n\n let break = ref(false)\n while !break.contents {\n switch Js.Re.exec_(re, str) {\n | Some(result) => Js.Nullable.iter(Js.Re.captures(result)[0], (. match_) => {\n let next = Belt.Int.toString(Js.Re.lastIndex(re))\n Js.log(\"Found \" ++ (match_ ++ (\". Next match starts at \" ++ next)))\n })\n | None => break := true\n }\n }\n ```\n\n See\n [`RegExp: lastIndex`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RegExp/lastIndex)\n on MDN.\n"}
572+
}]
573+

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