vendor tsgo

tools/tsgo/internal/format/indent_getindentation_test.go

@@ -0,0 +1,39 @@
+package format_test
+
+import (
+	"testing"
+
+	"github.com/microsoft/typescript-go/internal/ast"
+	"github.com/microsoft/typescript-go/internal/core"
+	"github.com/microsoft/typescript-go/internal/format"
+	"github.com/microsoft/typescript-go/internal/ls/lsutil"
+	"github.com/microsoft/typescript-go/internal/parser"
+)
+
+func TestGetIndentationForNamedImportsPosition(t *testing.T) {
+	t.Parallel()
+
+	text := "import {\n    type SomeInterface,\n} from \"./exports.js\";"
+	// Position 9: \n
+	// Position 10: first space of "    type SomeInterface"
+
+	sourceFile := parser.ParseSourceFile(ast.SourceFileParseOptions{
+		FileName: "/test.ts",
+		Path:     "/test.ts",
+	}, text, core.ScriptKindTS)
+
+	options := lsutil.GetDefaultFormatCodeSettings()
+
+	// The line that contains "    type SomeInterface" starts at position 9 (the \n).
+	// The getAdjustedStartPosition with LeadingTriviaOptionNone returns line start.
+	// Let's test at position 9 (start of line containing the specifier)
+	lineStart := format.GetLineStartPositionForPosition(14, sourceFile) // 14 is somewhere in "    type"
+
+	indent := format.GetIndentation(lineStart, sourceFile, options, true)
+	t.Logf("lineStart=%d, text[lineStart:]=%q", lineStart, text[lineStart:lineStart+10])
+	t.Logf("GetIndentation at lineStart %d = %d", lineStart, indent)
+
+	if indent != 4 {
+		t.Errorf("Expected indentation 4, got %d", indent)
+	}
+}