From 1bcf6bdc9a2652366bc152a1d98524743623bdf5 Mon Sep 17 00:00:00 2001
From: Bruce Hill <bruce@bruce-hill.com>
Date: Sat, 17 Feb 2024 17:35:16 -0500
Subject: [PATCH] Add cord methods for getting typestrings

---
 builtins/array.c  | 3 +++
 builtins/floats.c | 2 ++
 builtins/string.c | 9 ++++++++-
 builtins/table.c  | 4 ++++
 builtins/types.c  | 5 +++--
 5 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/builtins/array.c b/builtins/array.c
index d2c5444..249281c 100644
--- a/builtins/array.c
+++ b/builtins/array.c
@@ -271,6 +271,9 @@ public bool Array_equal(const array_t *x, const array_t *y, const TypeInfo *type
 
 public CORD Array_cord(const array_t *arr, bool colorize, const TypeInfo *type)
 {
+    if (!arr)
+        return CORD_all("[", generic_cord(NULL, false, type->ArrayInfo.item), "]");
+
     TypeInfo *item_type = type->ArrayInfo.item;
     CORD c = "[";
     for (int64_t i = 0; i < arr->length; i++) {
diff --git a/builtins/floats.c b/builtins/floats.c
index cb71828..1533b00 100644
--- a/builtins/floats.c
+++ b/builtins/floats.c
@@ -16,6 +16,7 @@
 
 public CORD Num__cord(const double *f, bool colorize, const TypeInfo *type) { 
     (void)type;
+    if (!f) return "Num";
     CORD c;
     if (colorize) CORD_sprintf(&c, "\x1b[35m%g\x1b[33;2m\x1b[m", *f); 
     else CORD_sprintf(&c, "%g", *f); 
@@ -104,6 +105,7 @@ public struct {
 
 public CORD Num32__cord(float *f, bool colorize, const TypeInfo *type) { 
     (void)type;
+    if (!f) return "Num32";
     CORD c;
     if (colorize) CORD_sprintf(&c, "\x1b[35m%g_f32\x1b[m", *f);
     else CORD_sprintf(&c, "%g_f32", *f);
diff --git a/builtins/string.c b/builtins/string.c
index 31998d6..4cfa00e 100644
--- a/builtins/string.c
+++ b/builtins/string.c
@@ -21,6 +21,13 @@
 
 extern const void *SSS_HASH_VECTOR;
 
+public CORD Str__cord(const void *str, bool colorize, const TypeInfo *info)
+{
+    (void)info;
+    if (!str) return "Str";
+    return Str__quoted(*(CORD*)str, colorize);
+}
+
 public CORD Str__quoted(CORD str, bool colorize)
 {
     // Note: it's important to have unicode strings not get broken up with
@@ -256,7 +263,7 @@ public Str_namespace_t Str_type = {
         .align=alignof(CORD),
         .tag=CustomInfo,
         .CustomInfo={
-            .cord=(void*)Str__quoted,
+            .cord=(void*)Str__cord,
             .compare=(void*)Str__compare,
             .equal=(void*)Str__equal,
             .hash=(void*)Str__hash,
diff --git a/builtins/table.c b/builtins/table.c
index 7df98e5..cd52cf1 100644
--- a/builtins/table.c
+++ b/builtins/table.c
@@ -488,6 +488,10 @@ public CORD Table_cord(const table_t *t, bool colorize, const TypeInfo *type)
 {
     assert(type->tag == TableInfo);
     auto table = type->TableInfo;
+
+    if (!t)
+        return CORD_all("{", generic_cord(NULL, false, table.key), "=>", generic_cord(NULL, false, table.value), "}");
+
     int64_t value_offset = table.value_offset;
     CORD c = "{";
     for (int64_t i = 0, length = Table_length(t); i < length; i++) {
diff --git a/builtins/types.c b/builtins/types.c
index 24c4de9..b8f9053 100644
--- a/builtins/types.c
+++ b/builtins/types.c
@@ -15,9 +15,10 @@
 
 extern const void *SSS_HASH_VECTOR;
 
-public CORD Type__cord(void *type_namespace, bool colorize, const TypeInfo *type)
+public CORD Type__cord(void *typeinfo, bool colorize, const TypeInfo *type)
 {
-    (void)type_namespace;
+    if (!typeinfo) return "TypeInfo";
+
     if (!colorize)
         return type->TypeInfoInfo.type_str;
     CORD c;