Merge pull request #332 from kimdv/kimdv/return-expressible-as-in-result-builders

Return ExpressibleAs in buildables convenience initializers

Author: ahoppen

Sources/SwiftSyntaxBuilder/BuildablesConvenienceInitializers.swift.gyb

@@ -43,8 +43,8 @@ extension ${node.syntax_kind} {
 %         child_token = SYNTAX_TOKEN_MAP.get(child.syntax_kind)
 %         if child_node and child_node.is_syntax_collection():
 %           # Allow initializing syntax collections with result builders
-%           default_value = "? = { nil }" if child.is_optional else " = { .empty }"
-%           init_result_builder_parameters.append("@%sBuilder %sBuilder: () -> %s%s" % (child.syntax_kind, child.swift_name, child.syntax_kind, default_value))
+%           default_value = "? = { nil }" if child.is_optional else " = { %s.empty }" % (child.syntax_kind)
+%           init_result_builder_parameters.append("@%sBuilder %sBuilder: () -> ExpressibleAs%s%s" % (child.syntax_kind, child.swift_name, child.syntax_kind, default_value))
 %         elif child_token and not child_token.text:
 %           # Allow initializing identifier or a token without a text with String value
 %           param_type = "String?" if child.is_optional else "String"