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Add structured coroutines and explicit error handling

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This commit is contained in:
pavel 2026-08-27 16:26:40 +02:00
commit fe62e81152
31 changed files with 1701 additions and 325 deletions
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67
cmd/gotlin-lsp/main.go
View file

@ -998,6 +998,10 @@ func functionSemanticDiagnostics(text string, fn lang.FunctionDecl, functions ma
}
case lang.SelectorExpr:
walkExpr(e.Receiver, scope)
case lang.SafeSelectorExpr:
walkExpr(e.Receiver, scope)
case lang.NonNullExpr:
walkExpr(e.Value, scope)
case lang.IndexExpr:
walkExpr(e.Receiver, scope)
walkExpr(e.Index, scope)
@ -2192,33 +2196,42 @@ func builtinHoverDetail(name string) (string, bool) {
}
var builtinDetails = map[string]string{
"println": "fun println(value: Any): Unit",
"runCatching": "fun runCatching(block: () -> Unit): Result",
"Channel": "fun Channel<T>(capacity: Int = 0): Channel<T>",
"after": "fun after(ms: Int): Channel<time.Time>",
"every": "fun every(ms: Int): Channel<time.Time>",
"listOf": "fun listOf<T>(values: T...): List<T>",
"mutableListOf": "fun mutableListOf<T>(values: T...): MutableList<T>",
"mapOf": "fun mapOf<K, V>(pairs: Any...): Map<K, V>",
"mutableMapOf": "fun mutableMapOf<K, V>(pairs: Any...): MutableMap<K, V>",
"ByteSlice": "fun ByteSlice(value: String): ByteSlice",
"append": "fun append<T>(values: List<T>, value: T): List<T>",
"len": "fun len(value: Any): Int",
"cap": "fun cap(value: Any): Int",
"make": "fun make<T>(size: Int): T",
"new": "fun new<T>(): *T",
"copy": "fun copy(target: Any, source: Any): Int",
"delete": "fun delete(map: Any, key: Any): Unit",
"close": "fun close(channel: Any): Unit",
"panic": "fun panic(value: Any): Unit",
"recover": "fun recover(): Any",
"string": "fun string(value: Any): String",
"int": "fun int(value: Any): Int",
"float64": "fun float64(value: Any): Double",
"bool": "fun bool(value: Any): Boolean",
"sql": "typed PostgreSQL query DSL",
"set": "fun set(target: Any, value: Any): Unit",
"now": "fun now(): time.Time",
"println": "fun println(value: Any): Unit",
"runCatching": "fun runCatching(block: () -> Unit): Result",
"Channel": "fun Channel<T>(capacity: Int = 0): Channel<T>",
"after": "fun after(ms: Int): Channel<time.Time>",
"every": "fun every(ms: Int): Channel<time.Time>",
"listOf": "fun listOf<T>(values: T...): List<T>",
"mutableListOf": "fun mutableListOf<T>(values: T...): MutableList<T>",
"mapOf": "fun mapOf<K, V>(pairs: Any...): Map<K, V>",
"mutableMapOf": "fun mutableMapOf<K, V>(pairs: Any...): MutableMap<K, V>",
"ByteSlice": "fun ByteSlice(value: String | Int): ByteSlice",
"append": "fun append<T>(values: List<T>, value: T): List<T>",
"keys": "fun keys<K, V>(values: Map<K, V>): List<K>",
"goAssert": "fun goAssert<T>(value: Any): T",
"len": "fun len(value: Any): Int",
"cap": "fun cap(value: Any): Int",
"make": "fun make<T>(size: Int): T",
"new": "fun new<T>(): *T",
"copy": "fun copy(target: Any, source: Any): Int",
"delete": "fun delete(map: Any, key: Any): Unit",
"close": "fun close(channel: Any): Unit",
"panic": "fun panic(value: Any): Unit",
"recover": "fun recover(): Any",
"string": "fun string(value: Any): String",
"int": "fun int(value: Any): Int",
"float64": "fun float64(value: Any): Double",
"bool": "fun bool(value: Any): Boolean",
"sql": "typed PostgreSQL query DSL",
"set": "fun set(target: Any, value: Any): Unit",
"now": "fun now(): time.Time",
"runBlocking": "fun runBlocking(block: suspend () -> Unit): Unit",
"coroutineScope": "suspend fun coroutineScope(block: suspend () -> Unit): Unit",
"launch": "suspend fun launch(block: suspend () -> Unit): Unit",
"async": "suspend fun async<T>(block: suspend () -> T): Deferred<T>",
"delay": "suspend fun delay(ms: Int): Unit",
"withTimeout": "suspend fun withTimeout(ms: Int, block: suspend () -> Unit): Unit",
"isActive": "suspend fun isActive(): Boolean",
}
func contains(values []string, needle string) bool {

31
cmd/gotlin-lsp/main_test.go
View file

@ -92,7 +92,7 @@ fun main() {
t.Fatalf("unexpected builtin diagnostic: %+v", diagnostic)
}
}
for _, name := range []string{"ByteSlice", "append", "len", "sql", "set", "now"} {
for _, name := range []string{"ByteSlice", "append", "keys", "goAssert", "len", "sql", "set", "now"} {
if !isBuiltin(name) {
t.Fatalf("%s is not registered as builtin", name)
}
@ -694,7 +694,7 @@ fun runWorker(name: String) {
}
fun main() {
go runWorker("alice")
runBlocking { launch { runWorker("alice") } }
}
`)
@ -717,9 +717,11 @@ fun writer(ch: Channel<Int>) {
fun main() {
val ch = Channel<Int>()
go writer(ch)
select {
ch -> println(it)
runBlocking {
launch { writer(ch) }
select {
ch -> println(it)
}
}
val v = ch.read()
println(v)
@ -778,22 +780,11 @@ fun main() {
`)
state := buildDocumentState(text)
if state.program == nil {
t.Fatal("expected parsed program")
if state.program != nil {
t.Fatal("worker syntax should no longer parse")
}
if len(state.diagnostics) != 0 {
t.Fatalf("expected no diagnostics, got %+v", state.diagnostics)
}
var counterDetail string
for _, sym := range state.symbols {
if sym.Kind == symbolKindVariable && sym.Name == "counter" {
counterDetail = sym.Detail
break
}
}
if counterDetail != "val counter: Counter" {
t.Fatalf("unexpected counter detail: %q", counterDetail)
if len(state.diagnostics) == 0 {
t.Fatal("expected removed worker syntax diagnostic")
}
}