fix: some bug

template/compile.go

@@ -1,7 +1,5 @@
 package template
 
-import "fmt"
-
 // CompileTemplate scans once, emitting:
 // - data blocks: inner content between a line that's exactly "{" and a line that's exactly "}"
 // - matching blocks: gaps between data blocks (excluding the brace lines themselves)
@@ -35,7 +33,6 @@ func CompileTemplate(templateSource string) ([]Block, error) {
 
 		if curlyIndex == 0 && nextCurlyIndex == 1 {
 			if i > start {
-				fmt.Printf("BLockContent 1: %q\n", template.Slice(start, i).String())
 				block, err := ParseTemplateBlock(template.Slice(start, i), blockType)
 				if err != nil {
 					return nil, NewErrorf("cannot parse block @pos -> %w", err).WithPosition(start, i)
@@ -45,11 +42,10 @@ func CompileTemplate(templateSource string) ([]Block, error) {
 			start = i
 			blockType = DataBlock
 		} else if curlyIndex == 1 && nextCurlyIndex == 0 {
-			fmt.Printf("BLockContent 2: %q\n", template.Slice(start, i).String())
 			if i > start {
-				block, err := ParseTemplateBlock(template.Slice(start, i), blockType)
+				block, err := ParseTemplateBlock(template.Slice(start, i+1), blockType)
 				if err != nil {
-					return nil, NewErrorf("cannot parse block @pos -> %w", err).WithPosition(start, i)
+					return nil, NewErrorf("cannot parse block @pos -> %w", err).WithPosition(start, i+1)
 				}
 				out = append(out, block)
 			}
@@ -71,5 +67,17 @@ func CompileTemplate(templateSource string) ([]Block, error) {
 		curlyIndex = nextCurlyIndex
 	}
 
+	if curlyIndex != 0 {
+		return nil, NewErrorf("unclosed block").WithPosition(start, template.Len())
+	}
+
+	if start < template.Len() {
+		block, err := ParseTemplateBlock(template.Slice(start, template.Len()), blockType)
+		if err != nil {
+			return nil, NewErrorf("cannot parse final block @pos -> %w", err).WithPosition(start, template.Len())
+		}
+		out = append(out, block)
+	}
+
 	return out, nil
 }