sqlboiler/cmds/imports.go
2016-03-28 01:03:14 +10:00

98 lines
2 KiB
Go

package cmds
import (
"bytes"
"fmt"
"sort"
"strings"
"github.com/pobri19/sqlboiler/dbdrivers"
)
func (i importList) Len() int {
return len(i)
}
func (i importList) Swap(k, j int) {
i[k], i[j] = i[j], i[k]
}
func (i importList) Less(k, j int) bool {
res := strings.Compare(strings.TrimLeft(i[k], "_ "), strings.TrimLeft(i[j], "_ "))
if res <= 0 {
return true
}
return false
}
func combineImports(a, b imports) imports {
var c imports
c.standard = removeDuplicates(combineStringSlices(a.standard, b.standard))
c.thirdparty = removeDuplicates(combineStringSlices(a.thirdparty, b.thirdparty))
sort.Sort(c.standard)
sort.Sort(c.thirdparty)
return c
}
func combineTypeImports(a imports, b map[string]imports, columns []dbdrivers.Column) imports {
tmpImp := imports{
standard: make(importList, len(a.standard)),
thirdparty: make(importList, len(a.thirdparty)),
}
copy(tmpImp.standard, a.standard)
copy(tmpImp.thirdparty, a.thirdparty)
for _, col := range columns {
for key, imp := range b {
if col.Type == key {
tmpImp.standard = append(tmpImp.standard, imp.standard...)
tmpImp.thirdparty = append(tmpImp.thirdparty, imp.thirdparty...)
}
}
}
tmpImp.standard = removeDuplicates(tmpImp.standard)
tmpImp.thirdparty = removeDuplicates(tmpImp.thirdparty)
sort.Sort(tmpImp.standard)
sort.Sort(tmpImp.thirdparty)
return tmpImp
}
func buildImportString(imps imports) []byte {
stdlen, thirdlen := len(imps.standard), len(imps.thirdparty)
if stdlen+thirdlen < 1 {
return []byte{}
}
if stdlen+thirdlen == 1 {
var imp string
if stdlen == 1 {
imp = imps.standard[0]
} else {
imp = imps.thirdparty[0]
}
return []byte(fmt.Sprintf(`import %s`, imp))
}
buf := &bytes.Buffer{}
buf.WriteString("import (")
for _, std := range imps.standard {
fmt.Fprintf(buf, "\n\t%s", std)
}
if stdlen != 0 && thirdlen != 0 {
buf.WriteString("\n")
}
for _, third := range imps.thirdparty {
fmt.Fprintf(buf, "\n\t%s", third)
}
buf.WriteString("\n)\n")
return buf.Bytes()
}