From 121b6d8e6f7a07cd119def27aaddc9e1e83dae1d Mon Sep 17 00:00:00 2001
From: Rose Hogenson <rosehogenson@posteo.net>
Date: Sun, 26 Oct 2025 08:31:12 -0700
Subject: Refine numeric literal syntax

Leading zeros are no longer permitted in decimal literals, which is
technically a backwards-incompatible change, but I consider it to be
something like a bug fix. Anyway, the project is unlikely to have any
users that would be impacted.
---
 asspb_test.go | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'asspb_test.go')

diff --git a/asspb_test.go b/asspb_test.go
index 7600dee..2425571 100644
--- a/asspb_test.go
+++ b/asspb_test.go
@@ -42,18 +42,38 @@ field_repeated [5, 6]
 		msg: `field: "strings
 can just span multiple lines"`,
 		want: map[string]any{"field": "strings\ncan just span multiple lines"},
+	}, {
+		desc: "Zero",
+		msg:  `field: 0`,
+		want: map[string]any{"field": 0.},
 	}, {
 		desc: "Hex",
 		msg:  `field: 0xff`,
 		want: map[string]any{"field": 255.},
+	}, {
+		desc: "CapitalHex",
+		msg:  `field: 0XfF`,
+		want: map[string]any{"field": 255.},
+	}, {
+		desc: "HexLeadingZero",
+		msg:  `field: 0x0f`,
+		want: map[string]any{"field": 15.},
 	}, {
 		desc: "Float",
 		msg:  `field: 1.5e10`,
 		want: map[string]any{"field": 1.5e10},
+	}, {
+		desc: "FloatCapitalE",
+		msg:  `field: 1.5E10`,
+		want: map[string]any{"field": 1.5e10},
 	}, {
 		desc: "NegativeFloat",
 		msg:  `field: -1.5e-10`,
 		want: map[string]any{"field": -1.5e-10},
+	}, {
+		desc: "PositiveFloat",
+		msg:  `field: +1.5e+10`,
+		want: map[string]any{"field": 1.5e10},
 	}, {
 		desc: "Int",
 		msg:  `field: 10`,
@@ -62,6 +82,10 @@ can just span multiple lines"`,
 		desc: "NegativeInt",
 		msg:  `field: -10`,
 		want: map[string]any{"field": -10.},
+	}, {
+		desc: "PositiveInt",
+		msg:  `field: +10`,
+		want: map[string]any{"field": 10.},
 	}, {
 		desc: "String",
 		msg:  `field: 'asdf'`,
@@ -238,6 +262,9 @@ func TestUnmarshal_Invalid(t *testing.T) {
 	}, {
 		desc: "ListBadMsgVal",
 		msg:  `field [{asdf}]`,
+	}, {
+		desc: "IntLeadingZero",
+		msg:  `field: 0644`,
 	}} {
 		t.Run(tc.desc, func(t *testing.T) {
 			t.Parallel()
-- 
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