Also fix the e-324 divide by zero

Author: sparkprime

stdlib/std.jsonnet

@@ -546,7 +546,12 @@ limitations under the License.
       local exponent = if n__ == 0 then 0 else std.floor(std.log(std.abs(n__)) / std.log(10));
       local suff = (if caps then 'E' else 'e')
                    + render_int(exponent, 3, 0, false, true, 10, '');
-      local mantissa = n__ / std.pow(10, exponent);
+      local mantissa = if exponent == -324 then
+        // Avoid a rounding error where std.pow(10, -324) is 0
+        // -324 is the smallest exponent possible.
+        n__ * 10 / std.pow(10, exponent + 1)
+      else
+        n__ / std.pow(10, exponent);
       local zp2 = zero_pad - std.length(suff);
       render_float_dec(mantissa, zp2, blank, sign, ensure_pt, trailing, prec) + suff;
 

test_suite/error.equality_function.jsonnet.golden

@@ -1,3 +1,3 @@
 RUNTIME ERROR: cannot test equality of functions
-	std.jsonnet:1308:9-34	function <anonymous>
+	std.jsonnet:1313:9-34	function <anonymous>
 	error.equality_function.jsonnet:17:1-33	

test_suite/error.inside_equals_array.jsonnet.golden

@@ -1,7 +1,7 @@
 RUNTIME ERROR: foobar
 	error.inside_equals_array.jsonnet:18:18-32	thunk <array_element>
-	std.jsonnet:1288:29-33	thunk <b>
-	std.jsonnet:1288:21-33	function <anonymous>
-	std.jsonnet:1288:21-33	function <aux>
-	std.jsonnet:1291:15-31	function <anonymous>
-	std.jsonnet:1292:11-23	
+	std.jsonnet:1293:29-33	thunk <b>
+	std.jsonnet:1293:21-33	function <anonymous>
+	std.jsonnet:1293:21-33	function <aux>
+	std.jsonnet:1296:15-31	function <anonymous>
+	std.jsonnet:1297:11-23	

test_suite/error.inside_equals_object.jsonnet.golden

@@ -1,7 +1,7 @@
 RUNTIME ERROR: foobar
 	error.inside_equals_object.jsonnet:18:22-36	object <b>
-	std.jsonnet:1302:50-54	thunk <b>
-	std.jsonnet:1302:42-54	function <anonymous>
-	std.jsonnet:1302:42-54	function <aux>
-	std.jsonnet:1305:15-31	function <anonymous>
-	std.jsonnet:1306:11-23	
+	std.jsonnet:1307:50-54	thunk <b>
+	std.jsonnet:1307:42-54	function <anonymous>
+	std.jsonnet:1307:42-54	function <aux>
+	std.jsonnet:1310:15-31	function <anonymous>
+	std.jsonnet:1311:11-23	

test_suite/error.invariant.equality.jsonnet.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: Object assertion failed.
 	error.invariant.equality.jsonnet:17:10-15	thunk <object_assert>
-	std.jsonnet:1302:42-46	thunk <a>
-	std.jsonnet:1302:42-54	function <anonymous>
-	std.jsonnet:1302:42-54	function <anonymous>
-	std.jsonnet:1306:11-23	
+	std.jsonnet:1307:42-46	thunk <a>
+	std.jsonnet:1307:42-54	function <anonymous>
+	std.jsonnet:1307:42-54	function <anonymous>
+	std.jsonnet:1311:11-23	

test_suite/error.obj_assert.fail1.jsonnet.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: Object assertion failed.
 	error.obj_assert.fail1.jsonnet:20:23-29	thunk <object_assert>
-	std.jsonnet:1302:42-46	thunk <a>
-	std.jsonnet:1302:42-54	function <anonymous>
-	std.jsonnet:1302:42-54	function <anonymous>
-	std.jsonnet:1306:11-23	
+	std.jsonnet:1307:42-46	thunk <a>
+	std.jsonnet:1307:42-54	function <anonymous>
+	std.jsonnet:1307:42-54	function <anonymous>
+	std.jsonnet:1311:11-23	

test_suite/error.obj_assert.fail2.jsonnet.golden

@@ -1,6 +1,6 @@
 RUNTIME ERROR: foo was not equal to bar
 	error.obj_assert.fail2.jsonnet:20:32-65	thunk <object_assert>
-	std.jsonnet:1302:42-46	thunk <a>
-	std.jsonnet:1302:42-54	function <anonymous>
-	std.jsonnet:1302:42-54	function <anonymous>
-	std.jsonnet:1306:11-23	
+	std.jsonnet:1307:42-46	thunk <a>
+	std.jsonnet:1307:42-54	function <anonymous>
+	std.jsonnet:1307:42-54	function <anonymous>
+	std.jsonnet:1311:11-23	

test_suite/error.sanity.jsonnet.golden

@@ -1,3 +1,3 @@
 RUNTIME ERROR: Assertion failed. 1 != 2
-	std.jsonnet:782:7-50	function <anonymous>
+	std.jsonnet:787:7-50	function <anonymous>
 	error.sanity.jsonnet:17:1-22	

test_suite/format.jsonnet

@@ -135,6 +135,7 @@ std.assertEqual(std.format('thing-%#-8.4X', [910.3]), 'thing-0X038E  ') &&
 // e
 std.assertEqual(std.format('%e', [910]), '9.100000e+02') &&
 std.assertEqual(std.format('%e', [0]), '0.000000e+00') &&
+std.assertEqual(std.format('%e', [3.94066e-324]), '5.000000e-324') &&
 std.assertEqual(std.format('%.0le', [910]), '9e+02') &&
 std.assertEqual(std.format('%.0le', [0]), '0e+00') &&
 std.assertEqual(std.format('%#e', [-910]), '-9.100000e+02') &&