From 712de1c63d9db97c81af68cd0dc4372c53d2e57a Mon Sep 17 00:00:00 2001
From: Dmitry Vyukov <dvyukov@google.com>
Date: Tue, 15 Sep 2020 18:05:35 +0200
Subject: vendor/github.com/golangci/golangci-lint: update to v1.31

---
 vendor/github.com/sonatard/noctx/ngfunc/main.go   | 57 ++++++++++++++++++++
 vendor/github.com/sonatard/noctx/ngfunc/report.go | 29 ++++++++++
 vendor/github.com/sonatard/noctx/ngfunc/types.go  | 65 +++++++++++++++++++++++
 3 files changed, 151 insertions(+)
 create mode 100644 vendor/github.com/sonatard/noctx/ngfunc/main.go
 create mode 100644 vendor/github.com/sonatard/noctx/ngfunc/report.go
 create mode 100644 vendor/github.com/sonatard/noctx/ngfunc/types.go

(limited to 'vendor/github.com/sonatard/noctx/ngfunc')

diff --git a/vendor/github.com/sonatard/noctx/ngfunc/main.go b/vendor/github.com/sonatard/noctx/ngfunc/main.go
new file mode 100644
index 000000000..cfeb0f001
--- /dev/null
+++ b/vendor/github.com/sonatard/noctx/ngfunc/main.go
@@ -0,0 +1,57 @@
+package ngfunc
+
+import (
+	"go/types"
+
+	"github.com/gostaticanalysis/analysisutil"
+	"golang.org/x/tools/go/analysis"
+	"golang.org/x/tools/go/analysis/passes/buildssa"
+)
+
+func Run(pass *analysis.Pass) (interface{}, error) {
+	ngFuncNames := []string{
+		"net/http.Get",
+		"net/http.Head",
+		"net/http.Post",
+		"net/http.PostForm",
+		"(*net/http.Client).Get",
+		"(*net/http.Client).Head",
+		"(*net/http.Client).Post",
+		"(*net/http.Client).PostForm",
+	}
+
+	ngFuncs := typeFuncs(pass, ngFuncNames)
+	if len(ngFuncs) == 0 {
+		return nil, nil
+	}
+
+	reportFuncs := ngCalledFuncs(pass, ngFuncs)
+	report(pass, reportFuncs)
+
+	return nil, nil
+}
+
+func ngCalledFuncs(pass *analysis.Pass, ngFuncs []*types.Func) []*Report {
+	var reports []*Report
+
+	srcFuncs := pass.ResultOf[buildssa.Analyzer].(*buildssa.SSA).SrcFuncs
+	for _, sf := range srcFuncs {
+		for _, b := range sf.Blocks {
+			for _, instr := range b.Instrs {
+				for _, ngFunc := range ngFuncs {
+					if analysisutil.Called(instr, nil, ngFunc) {
+						ngCalledFunc := &Report{
+							Instruction: instr,
+							function:    ngFunc,
+						}
+						reports = append(reports, ngCalledFunc)
+
+						break
+					}
+				}
+			}
+		}
+	}
+
+	return reports
+}
diff --git a/vendor/github.com/sonatard/noctx/ngfunc/report.go b/vendor/github.com/sonatard/noctx/ngfunc/report.go
new file mode 100644
index 000000000..e50051798
--- /dev/null
+++ b/vendor/github.com/sonatard/noctx/ngfunc/report.go
@@ -0,0 +1,29 @@
+package ngfunc
+
+import (
+	"fmt"
+	"go/token"
+	"go/types"
+
+	"golang.org/x/tools/go/analysis"
+	"golang.org/x/tools/go/ssa"
+)
+
+type Report struct {
+	Instruction ssa.Instruction
+	function    *types.Func
+}
+
+func (n *Report) Pos() token.Pos {
+	return n.Instruction.Pos()
+}
+
+func (n *Report) Message() string {
+	return fmt.Sprintf("%s must not be called", n.function.FullName())
+}
+
+func report(pass *analysis.Pass, reports []*Report) {
+	for _, report := range reports {
+		pass.Reportf(report.Pos(), report.Message())
+	}
+}
diff --git a/vendor/github.com/sonatard/noctx/ngfunc/types.go b/vendor/github.com/sonatard/noctx/ngfunc/types.go
new file mode 100644
index 000000000..f1877386c
--- /dev/null
+++ b/vendor/github.com/sonatard/noctx/ngfunc/types.go
@@ -0,0 +1,65 @@
+package ngfunc
+
+import (
+	"fmt"
+	"go/types"
+	"strings"
+
+	"github.com/gostaticanalysis/analysisutil"
+	"golang.org/x/tools/go/analysis"
+)
+
+var errNotFound = fmt.Errorf("function not found")
+
+func typeFuncs(pass *analysis.Pass, funcs []string) []*types.Func {
+	fs := make([]*types.Func, 0, len(funcs))
+
+	for _, fn := range funcs {
+		f, err := typeFunc(pass, fn)
+		if err != nil {
+			continue
+		}
+
+		fs = append(fs, f)
+	}
+
+	return fs
+}
+
+func typeFunc(pass *analysis.Pass, funcName string) (*types.Func, error) {
+	ss := strings.Split(strings.TrimSpace(funcName), ".")
+
+	switch len(ss) {
+	case 2:
+		// package function: pkgname.Func
+		f, ok := analysisutil.ObjectOf(pass, ss[0], ss[1]).(*types.Func)
+		if !ok || f == nil {
+			return nil, errNotFound
+		}
+
+		return f, nil
+	case 3:
+		// method: (*pkgname.Type).Method
+		pkgname := strings.TrimLeft(ss[0], "(")
+		typename := strings.TrimRight(ss[1], ")")
+
+		if pkgname != "" && pkgname[0] == '*' {
+			pkgname = pkgname[1:]
+			typename = "*" + typename
+		}
+
+		typ := analysisutil.TypeOf(pass, pkgname, typename)
+		if typ == nil {
+			return nil, errNotFound
+		}
+
+		m := analysisutil.MethodOf(typ, ss[2])
+		if m == nil {
+			return nil, errNotFound
+		}
+
+		return m, nil
+	}
+
+	return nil, errNotFound
+}
-- 
cgit mrf-deployment