html: parse <isindex>

Pass tests2.dat, test 42: <isindex test=x name=x> | <html> | <head> | <body> | <form> | <hr> | <label> | "This is a searchable index. Enter search keywords: " | <input> | name="isindex" | test="x" | <hr> R=nigeltao CC=golang-dev https://golang.org/cl/5399049

html: parse <isindex>
a1dbfa6f · Andrew Balholm · Nigel Tao · 0b1bcf8f · a1dbfa6f · a1dbfa6f
Commit a1dbfa6f authored Nov 17, 2011 by Andrew Balholm Committed by Nigel Tao Nov 17, 2011
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Showing with 39 additions and 1 deletion

parse.go src/pkg/html/parse.go +38 -0

parse_test.go src/pkg/html/parse_test.go +1 -1

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--- a/src/pkg/html/parse.go
+++ b/src/pkg/html/parse.go
@@ -683,6 +683,44 @@ func inBodyIM(p *parser) bool {
 		case "image":
 			p.tok.Data = "img"
 			return false
+		case "isindex":
+			if p.form != nil {
+				// Ignore the token.
+				return true
+			}
+			action := ""
+			prompt := "This is a searchable index. Enter search keywords: "
+			attr := []Attribute{{Key: "name", Val: "isindex"}}
+			for _, a := range p.tok.Attr {
+				switch a.Key {
+				case "action":
+					action = a.Val
+				case "name":
+					// Ignore the attribute.
+				case "prompt":
+					prompt = a.Val
+				default:
+					attr = append(attr, a)
+				}
+			}
+			p.acknowledgeSelfClosingTag()
+			p.popUntil(buttonScopeStopTags, "p")
+			p.addElement("form", nil)
+			p.form = p.top()
+			if action != "" {
+				p.form.Attr = []Attribute{{Key: "action", Val: action}}
+			}
+			p.addElement("hr", nil)
+			p.oe.pop()
+			p.addElement("label", nil)
+			p.addText(prompt)
+			p.addElement("input", attr)
+			p.oe.pop()
+			p.oe.pop()
+			p.addElement("hr", nil)
+			p.oe.pop()
+			p.oe.pop()
+			p.form = nil
 		case "caption", "col", "colgroup", "frame", "head", "tbody", "td", "tfoot", "th", "thead", "tr":
 			// Ignore the token.
 		default:

--- a/src/pkg/html/parse_test.go
+++ b/src/pkg/html/parse_test.go
@@ -134,7 +134,7 @@ func TestParser(t *testing.T) {
 	}{
 		// TODO(nigeltao): Process all the test cases from all the .dat files.
 		{"tests1.dat", -1},
-		{"tests2.dat", 42},
+		{"tests2.dat", 43},
 		{"tests3.dat", 0},
 	}
 	for _, tf := range testFiles {