feat: add.

ioutil/file.go

@@ -0,0 +1,12 @@
+package ioutil
+
+import "os"
+
+// ReadFile 读取文件
+func ReadFile(path string) []byte {
+	content, err := os.ReadFile(path)
+	if err != nil {
+		return nil
+	}
+	return content
+}

ioutil/path.go

@@ -1,8 +1,14 @@
 package ioutil
 
 import (
+	"fmt"
+	"io/ioutil"
 	"os"
+	"os/user"
 	"path/filepath"
+	"strings"
+
+	"github.com/gobwas/glob"
 )
 
 // GetWorkingDirPath 获取工作路径
@@ -33,18 +39,6 @@ func GetAbsPath() string {
 	return dir
 }
 
-// PathExist 路径是否存在
-func PathExist(path string) bool {
-	_, err := os.Stat(path)
-	if err == nil {
-		return true
-	}
-	if os.IsNotExist(err) {
-		return false
-	}
-	return false
-}
-
 // GetFileList 获取文件夹下面的所有文件的列表
 func GetFileList(root string) []string {
 	var files []string
@@ -75,11 +69,211 @@ func GetFolderNameList(root string) []string {
 	return names
 }
 
-// ReadFile 读取文件
-func ReadFile(path string) []byte {
-	content, err := os.ReadFile(path)
-	if err != nil {
-		return nil
+// MatchPath Returns whether a given path matches a glob pattern.
+//
+// via github.com/gobwas/glob:
+//
+// Compile creates Glob for given pattern and strings (if any present after pattern) as separators.
+// The pattern syntax is:
+//
+//	pattern:
+//	    { term }
+//
+//	term:
+//	    `*`         matches any sequence of non-separator characters
+//	    `**`        matches any sequence of characters
+//	    `?`         matches any single non-separator character
+//	    `[` [ `!` ] { character-range } `]`
+//	                character class (must be non-empty)
+//	    `{` pattern-list `}`
+//	                pattern alternatives
+//	    c           matches character c (c != `*`, `**`, `?`, `\`, `[`, `{`, `}`)
+//	    `\` c       matches character c
+//
+//	character-range:
+//	    c           matches character c (c != `\\`, `-`, `]`)
+//	    `\` c       matches character c
+//	    lo `-` hi   matches character c for lo <= c <= hi
+//
+//	pattern-list:
+//	    pattern { `,` pattern }
+//	                comma-separated (without spaces) patterns
+func MatchPath(pattern string, path string) bool {
+	if g, err := glob.Compile(pattern); err == nil {
+		return g.Match(path)
+	}
+
+	return false
+}
+
+// ExpandUser replaces the tilde (~) in a path into the current user's home directory.
+func ExpandUser(path string) (string, error) {
+	if u, err := user.Current(); err == nil {
+		fullTilde := fmt.Sprintf("~%s", u.Name)
+
+		if strings.HasPrefix(path, `~/`) || path == `~` {
+			return strings.Replace(path, `~`, u.HomeDir, 1), nil
+		}
+
+		if strings.HasPrefix(path, fullTilde+`/`) || path == fullTilde {
+			return strings.Replace(path, fullTilde, u.HomeDir, 1), nil
+		}
+
+		return path, nil
+	} else {
+		return path, err
+	}
+}
+
+// IsNonemptyExecutableFile Returns true if the given path is a regular file, is executable by any user, and has a non-zero size.
+func IsNonemptyExecutableFile(path string) bool {
+	if stat, err := os.Stat(path); err == nil && stat.Size() > 0 && (stat.Mode().Perm()&0111) != 0 {
+		return true
+	}
+
+	return false
+}
+
+// IsNonemptyFile Returns true if the given path is a regular file with a non-zero size.
+func IsNonemptyFile(path string) bool {
+	if FileExists(path) {
+		if stat, err := os.Stat(path); err == nil && stat.Size() > 0 {
+			return true
+		}
+	}
+
+	return false
+}
+
+// IsNonemptyDir Returns true if the given path is a directory with items in it.
+func IsNonemptyDir(path string) bool {
+	if DirExists(path) {
+		if entries, err := ioutil.ReadDir(path); err == nil && len(entries) > 0 {
+			return true
+		}
+	}
+
+	return false
+}
+
+// Exists Returns true if the given path exists.
+func Exists(path string) bool {
+	if _, err := os.Stat(path); err == nil {
+		return true
+	}
+
+	return false
+}
+
+// LinkExists Returns true if the given path exists and is a symbolic link.
+func LinkExists(path string) bool {
+	if stat, err := os.Stat(path); err == nil {
+		return IsSymlink(stat.Mode())
+	}
+
+	return false
+}
+
+// FileExists Returns true if the given path exists and is a regular file.
+func FileExists(path string) bool {
+	if stat, err := os.Stat(path); err == nil {
+		return stat.Mode().IsRegular()
+	}
+
+	return false
+}
+
+// DirExists Returns true if the given path exists and is a directory.
+func DirExists(path string) bool {
+	if stat, err := os.Stat(path); err == nil {
+		return stat.IsDir()
+	}
+
+	return false
+}
+
+// PathExist 路径是否存在
+func PathExist(path string) bool {
+	_, err := os.Stat(path)
+	if err == nil {
+		return true
+	}
+	if os.IsNotExist(err) {
+		return false
+	}
+	return false
+}
+
+func IsSymlink(mode os.FileMode) bool {
+	return mode&os.ModeSymlink != 0
+}
+
+func IsDevice(mode os.FileMode) bool {
+	return mode&os.ModeDevice != 0
+}
+
+func IsCharDevice(mode os.FileMode) bool {
+	return mode&os.ModeCharDevice != 0
+}
+
+func IsNamedPipe(mode os.FileMode) bool {
+	return mode&os.ModeNamedPipe != 0
+}
+
+func IsSocket(mode os.FileMode) bool {
+	return mode&os.ModeSocket != 0
+}
+
+func IsSticky(mode os.FileMode) bool {
+	return mode&os.ModeSticky != 0
+}
+
+func IsSetuid(mode os.FileMode) bool {
+	return mode&os.ModeSetuid != 0
+}
+
+func IsSetgid(mode os.FileMode) bool {
+	return mode&os.ModeSetgid != 0
+}
+
+func IsTemporary(mode os.FileMode) bool {
+	return mode&os.ModeTemporary != 0
+}
+
+func IsExclusive(mode os.FileMode) bool {
+	return mode&os.ModeExclusive != 0
+}
+
+func IsAppend(mode os.FileMode) bool {
+	return mode&os.ModeAppend != 0
+}
+
+// IsReadable Returns true if the given file can be opened for reading by the current user.
+func IsReadable(filename string) bool {
+	if f, err := os.OpenFile(filename, os.O_RDONLY, 0); err == nil {
+		defer f.Close()
+		return true
+	} else {
+		return false
+	}
+}
+
+// IsWritable Returns true if the given file can be opened for writing by the current user.
+func IsWritable(filename string) bool {
+	if f, err := os.OpenFile(filename, os.O_WRONLY, 0); err == nil {
+		defer f.Close()
+		return true
+	} else {
+		return false
+	}
+}
+
+// IsAppendable Returns true if the given file can be opened for appending by the current user.
+func IsAppendable(filename string) bool {
+	if f, err := os.OpenFile(filename, os.O_APPEND, 0); err == nil {
+		defer f.Close()
+		return true
+	} else {
+		return false
 	}
-	return content
 }

ioutil/path_test.go

@@ -0,0 +1,101 @@
+package ioutil
+
+import (
+	"os"
+	"os/user"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestExpandUser(t *testing.T) {
+	assert := require.New(t)
+	var v string
+	var err error
+
+	u, _ := user.Current()
+
+	v, err = ExpandUser(`/dev/null`)
+	assert.Equal(v, `/dev/null`)
+	assert.Nil(err)
+
+	v, err = ExpandUser(`~`)
+	assert.Equal(v, u.HomeDir)
+	assert.Nil(err)
+
+	v, err = ExpandUser("~" + u.Name)
+	assert.Equal(v, u.HomeDir)
+	assert.Nil(err)
+
+	v, err = ExpandUser("~/test-123")
+	assert.Equal(v, u.HomeDir+"/test-123")
+	assert.Nil(err)
+
+	v, err = ExpandUser("~" + u.Name + "/test-123")
+	assert.Equal(v, u.HomeDir+"/test-123")
+	assert.Nil(err)
+
+	v, err = ExpandUser("~/test-123/~/123")
+	assert.Equal(v, u.HomeDir+"/test-123/~/123")
+	assert.Nil(err)
+
+	v, err = ExpandUser("~" + u.Name + "/test-123/~" + u.Name + "/123")
+	assert.Equal(v, u.HomeDir+"/test-123/~"+u.Name+"/123")
+	assert.Nil(err)
+
+	assert.False(IsNonemptyFile(`/nonexistent.txt`))
+	assert.False(IsNonemptyDir(`/nonexistent/dir`))
+
+	assert.True(IsNonemptyFile(`/etc/hosts`))
+	assert.True(IsNonemptyDir(`/etc`))
+
+	x, err := os.Executable()
+	assert.NoError(err)
+	assert.True(IsNonemptyExecutableFile(x))
+}
+
+func TestMatchPath(t *testing.T) {
+	require.True(t, MatchPath(`**`, `/hello/there.txt`))
+	require.True(t, MatchPath(`*.txt`, `/hello/there.txt`))
+	require.True(t, MatchPath(`**/*.txt`, `/hello/there.txt`))
+	require.False(t, MatchPath(`**/*.txt`, `/hello/there.jpg`))
+	require.True(t, MatchPath("* ?at * eyes", "my cat has very bright eyes"))
+	require.True(t, MatchPath("", ""))
+	require.False(t, MatchPath("", "b"))
+	require.True(t, MatchPath("*ä", "åä"))
+	require.True(t, MatchPath("abc", "abc"))
+	require.True(t, MatchPath("a*c", "abc"))
+	require.True(t, MatchPath("a*c", "a12345c"))
+	require.True(t, MatchPath("a?c", "a1c"))
+	require.True(t, MatchPath("?at", "cat"))
+	require.True(t, MatchPath("?at", "fat"))
+	require.True(t, MatchPath("*", "abc"))
+	require.True(t, MatchPath(`\*`, "*"))
+	require.False(t, MatchPath("?at", "at"))
+	require.True(t, MatchPath("*test", "this is a test"))
+	require.True(t, MatchPath("this*", "this is a test"))
+	require.True(t, MatchPath("*is *", "this is a test"))
+	require.True(t, MatchPath("*is*a*", "this is a test"))
+	require.True(t, MatchPath("**test**", "this is a test"))
+	require.True(t, MatchPath("**is**a***test*", "this is a test"))
+	require.False(t, MatchPath("*is", "this is a test"))
+	require.False(t, MatchPath("*no*", "this is a test"))
+	require.True(t, MatchPath("[!a]*", "this is a test3"))
+	require.True(t, MatchPath("*abc", "abcabc"))
+	require.True(t, MatchPath("**abc", "abcabc"))
+	require.True(t, MatchPath("???", "abc"))
+	require.True(t, MatchPath("?*?", "abc"))
+	require.True(t, MatchPath("?*?", "ac"))
+	require.False(t, MatchPath("sta", "stagnation"))
+	require.True(t, MatchPath("sta*", "stagnation"))
+	require.False(t, MatchPath("sta?", "stagnation"))
+	require.False(t, MatchPath("sta?n", "stagnation"))
+	require.True(t, MatchPath("{abc,def}ghi", "defghi"))
+	require.True(t, MatchPath("{abc,abcd}a", "abcda"))
+	require.True(t, MatchPath("{a,ab}{bc,f}", "abc"))
+	require.True(t, MatchPath("{*,**}{a,b}", "ab"))
+	require.False(t, MatchPath("{*,**}{a,b}", "ac"))
+	require.True(t, MatchPath("/{rate,[a-z][a-z][a-z]}*", "/rate"))
+	require.True(t, MatchPath("/{rate,[0-9][0-9][0-9]}*", "/rate"))
+	require.True(t, MatchPath("/{rate,[a-z][a-z][a-z]}*", "/usd"))
+}