Make it an error, not a warning, to have missing coordinates for a point

CHANGELOG.md

@@ -1,3 +1,7 @@
+## 1.32.6
+
+* Make it an error, not a warning, to have missing coordinates for a point
+
 ## 1.32.5
 
 * Use less memory on lines and polygons that are too small for the tile

geometry.cpp

@@ -1142,7 +1142,7 @@ drawvec stairstep(drawvec &geom, int z, int detail) {
 	for (size_t i = 0; i < geom.size(); i++) {
 		if (geom[i].op == VT_MOVETO) {
 			out.push_back(geom[i]);
-		} else {
+		} else if (out.size() > 0) {
 			long long x0 = out[out.size() - 1].x;
 			long long y0 = out[out.size() - 1].y;
 			long long x1 = geom[i].x;
@@ -1202,6 +1202,9 @@ drawvec stairstep(drawvec &geom, int z, int detail) {
 			}
 
 			// out.push_back(draw(VT_LINETO, xx, yy));
+		} else {
+			fprintf(stderr, "Can't happen: stairstepping lineto with no moveto\n");
+			exit(EXIT_FAILURE);
 		}
 	}
 

read_json.cpp

@@ -86,6 +86,7 @@ void parse_geometry(int t, json_object *j, drawvec &out, int op, const char *fna
 			fprintf(stderr, "%s:%d: malformed point\n", fname, line);
 			json_context(j);
 			json_context(feature);
+			exit(EXIT_FAILURE);
 		}
 	}
 

version.hpp

@@ -1,6 +1,6 @@
 #ifndef VERSION_HPP
 #define VERSION_HPP
 
-#define VERSION "v1.32.5"
+#define VERSION "v1.32.6"
 
 #endif