Merge branch 'master' into master

.gitattributes

@@ -3,3 +3,7 @@
 go.sum linguist-generated text
 gnovm/stdlibs/generated.go linguist-generated
 gnovm/tests/stdlibs/generated.go linguist-generated
+*.gen.gno linguist-generated
+*.gen_test.gno linguist-generated
+*.gen.go linguist-generated
+*.gen_test.go linguist-generated

.github/golangci.yml

@@ -85,6 +85,7 @@ issues:
         - gosec # Disabled linting of weak number generators
         - makezero # Disabled linting of intentional slice appends
         - goconst # Disabled linting of common mnemonics and test case strings
+        - unused # Disabled linting of unused mock methods
     - path: _\.gno
       linters:
         - errorlint # Disabled linting of error comparisons, because of lacking std lib support

.github/workflows/examples.yml

@@ -71,12 +71,20 @@ jobs:
       - run: make lint -C ./examples
       # TODO: consider running lint on every other directories, maybe in "warning" mode?
     # TODO: track coverage
+
   fmt:
     name: Run gno fmt on examples
     uses: ./.github/workflows/gnofmt_template.yml
     with:
       path: "examples/..."
 
+  generate:
+    name: Check generated files are up to date
+    uses: ./.github/workflows/build_template.yml
+    with:
+      modulepath: "examples"
+      go-version: "1.22.x"
+
   mod-tidy:
     strategy:
       fail-fast: false

contribs/gnodev/go.mod

@@ -77,10 +77,12 @@ require (
 	github.com/rogpeppe/go-internal v1.12.0 // indirect
 	github.com/rs/cors v1.11.1 // indirect
 	github.com/rs/xid v1.6.0 // indirect
+	github.com/sig-0/insertion-queue v0.0.0-20241004125609-6b3ca841346b // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
 	github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
 	github.com/yuin/goldmark v1.7.2 // indirect
 	github.com/yuin/goldmark-emoji v1.0.2 // indirect
+	github.com/yuin/goldmark-highlighting/v2 v2.0.0-20230729083705-37449abec8cc // indirect
 	github.com/zondax/hid v0.9.2 // indirect
 	github.com/zondax/ledger-go v0.14.3 // indirect
 	go.etcd.io/bbolt v1.3.11 // indirect

contribs/gnofaucet/go.mod

@@ -31,6 +31,7 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rs/cors v1.11.1 // indirect
 	github.com/rs/xid v1.6.0 // indirect
+	github.com/sig-0/insertion-queue v0.0.0-20241004125609-6b3ca841346b // indirect
 	go.opentelemetry.io/otel v1.29.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.29.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp v1.29.0 // indirect

contribs/gnogenesis/go.mod

@@ -32,6 +32,7 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rs/cors v1.11.1 // indirect
 	github.com/rs/xid v1.6.0 // indirect
+	github.com/sig-0/insertion-queue v0.0.0-20241004125609-6b3ca841346b // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
 	github.com/zondax/hid v0.9.2 // indirect
 	github.com/zondax/ledger-go v0.14.3 // indirect
@@ -49,6 +50,7 @@ require (
 	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect
 	golang.org/x/mod v0.20.0 // indirect
 	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
 	golang.org/x/sys v0.24.0 // indirect
 	golang.org/x/term v0.23.0 // indirect
 	golang.org/x/text v0.17.0 // indirect

contribs/gnohealth/go.mod

@@ -21,6 +21,7 @@ require (
 	github.com/peterbourgon/ff/v3 v3.4.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rs/xid v1.6.0 // indirect
+	github.com/sig-0/insertion-queue v0.0.0-20241004125609-6b3ca841346b // indirect
 	github.com/stretchr/testify v1.9.0 // indirect
 	go.opentelemetry.io/otel v1.29.0 // indirect
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetricgrpc v1.29.0 // indirect
@@ -34,6 +35,7 @@ require (
 	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect
 	golang.org/x/mod v0.20.0 // indirect
 	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
 	golang.org/x/sys v0.24.0 // indirect
 	golang.org/x/term v0.23.0 // indirect
 	golang.org/x/text v0.17.0 // indirect

contribs/gnokeykc/go.mod

@@ -35,6 +35,7 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rs/xid v1.6.0 // indirect
+	github.com/sig-0/insertion-queue v0.0.0-20241004125609-6b3ca841346b // indirect
 	github.com/stretchr/testify v1.9.0 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
 	github.com/zondax/hid v0.9.2 // indirect
@@ -52,6 +53,7 @@ require (
 	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect
 	golang.org/x/mod v0.20.0 // indirect
 	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
 	golang.org/x/sys v0.24.0 // indirect
 	golang.org/x/term v0.23.0 // indirect
 	golang.org/x/text v0.17.0 // indirect

contribs/gnomigrate/go.mod

@@ -29,6 +29,7 @@ require (
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rs/cors v1.11.1 // indirect
 	github.com/rs/xid v1.6.0 // indirect
+	github.com/sig-0/insertion-queue v0.0.0-20241004125609-6b3ca841346b // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7 // indirect
 	go.etcd.io/bbolt v1.3.11 // indirect
 	go.opentelemetry.io/otel v1.29.0 // indirect
@@ -44,6 +45,7 @@ require (
 	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 // indirect
 	golang.org/x/mod v0.20.0 // indirect
 	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sync v0.8.0 // indirect
 	golang.org/x/sys v0.24.0 // indirect
 	golang.org/x/term v0.23.0 // indirect
 	golang.org/x/text v0.17.0 // indirect

examples/gno.land/p/demo/grc/grc20/token.gno

@@ -1,7 +1,6 @@
 package grc20
 
 import (
-	"math/overflow"
 	"std"
 	"strconv"
 
@@ -170,17 +169,24 @@ func (led *PrivateLedger) Approve(owner, spender std.Address, amount uint64) err
 }
 
 // Mint increases the total supply of the token and adds the specified amount to the specified address.
-func (led *PrivateLedger) Mint(address std.Address, amount uint64) error {
+func (led *PrivateLedger) Mint(address std.Address, amount uint64) (err error) {
 	if !address.IsValid() {
 		return ErrInvalidAddress
 	}
 
-	// XXX: math/overflow is not supporting uint64.
-	// This checks prevents overflow but makes the totalSupply limited to a uint63.
-	sum, ok := overflow.Add64(int64(led.totalSupply), int64(amount))
-	if !ok {
-		return ErrOverflow
-	}
+	defer func() {
+		if r := recover(); r != nil {
+			if r != "addition overflow" {
+				panic(r)
+			}
+			err = ErrOverflow
+		}
+	}()
+
+	// Convert amount and totalSupply to signed integers to enable
+	// overflow checking (not occuring on unsigned) when computing the sum.
+	// The maximum value for totalSupply is therefore 1<<63.
+	sum := int64(led.totalSupply) + int64(amount)
 
 	led.totalSupply = uint64(sum)
 	currentBalance := led.balanceOf(address)