Execute else branches

src/template/lib.zig

@@ -52,7 +52,11 @@ fn executeStatement(writer: anytype, comptime stmt: Statement, args: anytype, ca
         .@"if" => |if_stmt| {
             const condition = evaluateExpression(if_stmt.header.condition, args, captures);
             const subtemplate = if_stmt.subtemplate;
-            if (condition) try executeTemplate(writer, subtemplate, args, captures);
+            if (condition) {
+                try executeTemplate(writer, subtemplate, args, captures);
+            } else {
+                if (if_stmt.else_branch) |branch| try executeTemplate(writer, branch, args, captures);
+            }
         },
         //else => @compileError("TODO"),
     }
@@ -178,6 +182,8 @@ fn parseTemplate(
                                     .@"if" = .{
                                         .subtemplate = subtemplate.items,
                                         .header = header,
+
+                                        .else_branch = if (else_subtemplate) |sub| sub.items else null,
                                     },
                                 },
                             }};
@@ -516,6 +522,7 @@ const ForHeader = struct {
 const If = struct {
     subtemplate: []const TemplateItem,
     header: IfHeader,
+    else_branch: ?[]const TemplateItem,
 };
 
 const IfHeader = struct {

src/template/test.tmp.html

@@ -14,8 +14,8 @@
       {$b}:
       {= /for =}
       {= /for}
-      {#if .qux}qux!{#else}!qux!{/if=}
-      {#if .quxx}quxx!{#else}!quxx!{/if}
+      {#if .qux}qux{#else}!qux{/if}
+      {#if .quxx}quxx{#else}!quxx{/if}
     </section>
   </body>
 </html>