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package cascadia
import (
"fmt"
"strings"
)
// implements the reverse operation Sel -> string
func (c tagSelector) String() string {
return c.tag
}
func (c idSelector) String() string {
return "#" + c.id
}
func (c classSelector) String() string {
return "." + c.class
}
func (c attrSelector) String() string {
val := c.val
if c.operation == "#=" {
val = c.regexp.String()
} else if c.operation != "" {
val = fmt.Sprintf(`"%s"`, val)
}
return fmt.Sprintf(`[%s%s%s]`, c.key, c.operation, val)
}
func (c relativePseudoClassSelector) String() string {
return fmt.Sprintf(":%s(%s)", c.name, c.match.String())
}
func (c containsPseudoClassSelector) String() string {
s := "contains"
if c.own {
s += "Own"
}
return fmt.Sprintf(`:%s("%s")`, s, c.value)
}
func (c regexpPseudoClassSelector) String() string {
s := "matches"
if c.own {
s += "Own"
}
return fmt.Sprintf(":%s(%s)", s, c.regexp.String())
}
func (c nthPseudoClassSelector) String() string {
if c.a == 0 && c.b == 1 { // special cases
s := ":first-"
if c.last {
s = ":last-"
}
if c.ofType {
s += "of-type"
} else {
s += "child"
}
return s
}
var name string
switch [2]bool{c.last, c.ofType} {
case [2]bool{true, true}:
name = "nth-last-of-type"
case [2]bool{true, false}:
name = "nth-last-child"
case [2]bool{false, true}:
name = "nth-of-type"
case [2]bool{false, false}:
name = "nth-child"
}
return fmt.Sprintf(":%s(%dn+%d)", name, c.a, c.b)
}
func (c onlyChildPseudoClassSelector) String() string {
if c.ofType {
return ":only-of-type"
}
return ":only-child"
}
func (c inputPseudoClassSelector) String() string {
return ":input"
}
func (c emptyElementPseudoClassSelector) String() string {
return ":empty"
}
func (c rootPseudoClassSelector) String() string {
return ":root"
}
func (c compoundSelector) String() string {
if len(c.selectors) == 0 && c.pseudoElement == "" {
return "*"
}
chunks := make([]string, len(c.selectors))
for i, sel := range c.selectors {
chunks[i] = sel.String()
}
s := strings.Join(chunks, "")
if c.pseudoElement != "" {
s += "::" + c.pseudoElement
}
return s
}
func (c combinedSelector) String() string {
start := c.first.String()
if c.second != nil {
start += fmt.Sprintf(" %s %s", string(c.combinator), c.second.String())
}
return start
}
func (c SelectorGroup) String() string {
ck := make([]string, len(c))
for i, s := range c {
ck[i] = s.String()
}
return strings.Join(ck, ", ")
}
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