From 7490a7ac94e6e6269356ecaeb1baf6edadb94b23 Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Wed, 12 Feb 2014 18:35:29 -0800
Subject: [PATCH] Change repeat to mean zero-or-more in lexical rules

Still need to make it work this way in syntactic rules
---
 spec/fixtures/parsers/json.c                    | 4 +++-
 spec/runtime/json_spec.cpp                      | 6 ++++++
 src/compiler/build_tables/rule_can_be_blank.cpp | 2 +-
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/spec/fixtures/parsers/json.c b/spec/fixtures/parsers/json.c
index 8208391f..2df4d80b 100644
--- a/spec/fixtures/parsers/json.c
+++ b/spec/fixtures/parsers/json.c
@@ -84,11 +84,13 @@ static void ts_lex(TSParser *parser) {
             if (!((LOOKAHEAD_CHAR() == '\"') ||
                 (LOOKAHEAD_CHAR() == '\\')))
                 ADVANCE(11);
+            if (LOOKAHEAD_CHAR() == '\"')
+                ADVANCE(12);
             if (LOOKAHEAD_CHAR() == '\\')
                 ADVANCE(13);
             if (']' <= LOOKAHEAD_CHAR() && LOOKAHEAD_CHAR() <= '\\')
                 ADVANCE(15);
-            LEX_ERROR(2, EXPECT({"<EOF>-!", "#-<MAX>"}));
+            LEX_ERROR(1, EXPECT({"<ANY>"}));
         case 11:
             if (!((LOOKAHEAD_CHAR() == '\"') ||
                 (LOOKAHEAD_CHAR() == '\\')))
diff --git a/spec/runtime/json_spec.cpp b/spec/runtime/json_spec.cpp
index 02c1dd69..67c5b15a 100644
--- a/spec/runtime/json_spec.cpp
+++ b/spec/runtime/json_spec.cpp
@@ -14,6 +14,12 @@ describe("json", []() {
     });
     
     it("parses strings", [&]() {
+        TSDocumentSetText(document, "\"\"");
+        AssertThat(string(TSDocumentToString(document)), Equals("(value (string))"));
+
+        TSDocumentSetText(document, "\"simple-string\"");
+        AssertThat(string(TSDocumentToString(document)), Equals("(value (string))"));
+
         TSDocumentSetText(document, "\"this is a \\\"string\\\" within a string\"");
         AssertThat(string(TSDocumentToString(document)), Equals("(value (string))"));
     });
diff --git a/src/compiler/build_tables/rule_can_be_blank.cpp b/src/compiler/build_tables/rule_can_be_blank.cpp
index 271b9f5f..6cf0f7cc 100644
--- a/src/compiler/build_tables/rule_can_be_blank.cpp
+++ b/src/compiler/build_tables/rule_can_be_blank.cpp
@@ -26,7 +26,7 @@ namespace tree_sitter  {
             }
             
             void visit(const Repeat *rule) {
-                value = rule_can_be_blank(rule->content);
+                value = true;
             }
         };