update

README.md

@@ -10,8 +10,51 @@
 ```shell
 go get github.com/ICU-Coders/table
 ```
+```go
+import "github.com/ICU-Coders/table"
 
+table.Show([]string{"Module", "Type", "Path", "Author"}, [][]string{
+	{"1", "2", "3", "4"},
+    {"1", "2", "3", "4"},
+    {"1", "2", "3", "4"},
+    {"1", "2", "3", "4"},
+})
+```
+
+![example](./example.png)
 
+### Config
+```go
+var MaxCellWidth = 40
+var LineEndTag = "*"
+var LineBody = "-"
+var LineDivider = "|"
+```
+Example
+```go
+func TestShow(t *testing.T) {
+	LineEndTag = "*"
+	LineBody = "="
+	LineDivider = "/"
+	Show([]string{"Module", "Type", "Path", "Author"}, [][]string{
+		{"1111", "2", "3", "4"},
+		{"1", "2", "3", "4"},
+		{"1", "2", "3", "4"},
+		{"1", "2", "3", "4"},
+	})
+}
+```
+Display
+```
+*========*======*======*========*
+/ Module / Type / Path / Author /
+*========*======*======*========*
+/ 1111   / 2    / 3    / 4      /
+/ 1      / 2    / 3    / 4      /
+/ 1      / 2    / 3    / 4      /
+/ 1      / 2    / 3    / 4      /
+*========*======*======*========*
+```
 ## MIT License
 
 Copyright (c) 2022 ICU-Coders

main.go

@@ -7,6 +7,9 @@ import (
 )
 
 var MaxCellWidth = 40
+var LineEndTag = "*"
+var LineBody = "-"
+var LineDivider = "|"
 
 func trimTableCell(headers []string, content [][]string) {
 	for i, header := range headers {
@@ -75,32 +78,37 @@ func tableBorder(maxWidths []int) string {
 func row(row []string, maxWidth []int) string {
 	maxLine := 0
 	for i, cell := range row {
+		if i >= len(maxWidth) {
+			break
+		}
 		lines := howManyLine(cell, maxWidth[i])
 		if lines > maxLine {
 			maxLine = lines
 		}
 	}
 	bufferString := bytes.NewBufferString("")
 	for i := 0; i < maxLine; i++ {
-		bufferString.WriteString("|")
+		bufferString.WriteString(LineDivider)
 		for j, s := range row {
-			// fixme 检查row和maxWidth长度
-			bufferString.WriteString(" ")
-			bufferString.WriteString(fixStr(s, i, maxWidth[j]))
-			bufferString.WriteString(" |")
+			if j < len(maxWidth) {
+				bufferString.WriteString(" ")
+				bufferString.WriteString(fixStr(s, i, maxWidth[j]))
+				bufferString.WriteString(" ")
+				bufferString.WriteString(LineDivider)
+			}
 		}
 		bufferString.WriteString("\n")
 	}
 	return bufferString.String()
 }
 
 func borderWithEnd(length int, end bool) string {
-	bufferString := bytes.NewBufferString("+")
+	bufferString := bytes.NewBufferString(LineEndTag)
 	for i := 0; i < length; i++ {
-		bufferString.WriteString("-")
+		bufferString.WriteString(LineBody)
 	}
 	if end {
-		bufferString.WriteString("+")
+		bufferString.WriteString(LineEndTag)
 	}
 	return bufferString.String()
 }

main_test.go

@@ -0,0 +1,15 @@
+package table
+
+import "testing"
+
+func TestShow(t *testing.T) {
+	LineEndTag = "*"
+	LineBody = "="
+	LineDivider = "/"
+	Show([]string{"Module", "Type", "Path", "Author"}, [][]string{
+		{"1111", "2", "3", "4"},
+		{"1", "2", "3", "4"},
+		{"1", "2", "3", "4"},
+		{"1", "2", "3", "4"},
+	})
+}