exp/html: adjust inCellIM to match spec

Clean up flow of control. Ignore </table>, </tbody>, </tfoot>, </thead>, </tr> if there is not an appropriate element in table scope. Pass 3 more tests. R=golang-dev, nigeltao CC=golang-dev https://golang.org/cl/6206093

exp/html: adjust inCellIM to match spec
Clean up flow of control. Ignore </table>, </tbody>, </tfoot>, </thead>, </tr> if there is not an appropriate element in table scope. Pass 3 more tests. R=golang-dev, nigeltao CC=golang-dev https://golang.org/cl/6206093
7648f61c · Andrew Balholm · Nigel Tao · 053e4edd · 7648f61c · 7648f61c
Commit 7648f61c authored May 22, 2012 by Andrew Balholm Committed by Nigel Tao May 22, 2012
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Showing with 19 additions and 21 deletions

src/pkg/exp/html/parse.go src/pkg/exp/html/parse.go +16 -18

src/pkg/exp/html/testlogs/webkit02.dat.log src/pkg/exp/html/testlogs/webkit02.dat.log +3 -3

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--- a/src/pkg/exp/html/parse.go
+++ b/src/pkg/exp/html/parse.go
@@ -1451,15 +1451,18 @@ func inRowIM(p *parser) bool {
 // Section 12.2.5.4.15.
 func inCellIM(p *parser) bool {
-	var (
-		closeTheCellAndReprocess bool
-	)
 	switch p.tok.Type {
 	case StartTagToken:
 		switch p.tok.Data {
 		case "caption", "col", "colgroup", "tbody", "td", "tfoot", "th", "thead", "tr":
-			// TODO: check for "td" or "th" in table scope.
+			if p.popUntil(tableScope, "td", "th") {
-			closeTheCellAndReprocess = true
+				// Close the cell and reprocess.
+				p.clearActiveFormattingElements()
+				p.im = inRowIM
+				return false
+			}
+			// Ignore the token.
+			return true
 		case "select":
 			p.reconstructActiveFormattingElements()
 			p.addElement(p.tok.Data, p.tok.Attr)
@@ -1478,20 +1481,15 @@ func inCellIM(p *parser) bool {
 			p.im = inRowIM
 			return true
 		case "body", "caption", "col", "colgroup", "html":
-			// TODO.
+			// Ignore the token.
+			return true
 		case "table", "tbody", "tfoot", "thead", "tr":
-			// TODO: check for matching element in table scope.
+			if !p.elementInScope(tableScope, p.tok.Data) {
-			closeTheCellAndReprocess = true
+				// Ignore the token.
-		}
+				return true
-	case CommentToken:
+			}
-		p.addChild(&Node{
+			// Close the cell and reprocess.
-			Type: CommentNode,
+			p.popUntil(tableScope, "td", "th")
-			Data: p.tok.Data,
-		})
-		return true
-	}
-	if closeTheCellAndReprocess {
-		if p.popUntil(tableScope, "td") || p.popUntil(tableScope, "th") {
 			p.clearActiveFormattingElements()
 			p.im = inRowIM
 			return false

--- a/src/pkg/exp/html/testlogs/webkit02.dat.log
+++ b/src/pkg/exp/html/testlogs/webkit02.dat.log
@@ -3,7 +3,7 @@ PASS "<p id=\"status\"><noscript><strong>A</strong></noscript><span>B</span></p>
 PASS "<div><sarcasm><div></div></sarcasm></div>"
 FAIL "<html><body><img src=\"\" border=\"0\" alt=\"><div>A</div></body></html>"
 PASS "<table><td></tbody>A"
-FAIL "<table><td></thead>A"
+PASS "<table><td></thead>A"
-FAIL "<table><td></tfoot>A"
+PASS "<table><td></tfoot>A"
-FAIL "<table><thead><td></tbody>A"
+PASS "<table><thead><td></tbody>A"
 PASS "<legend>test</legend>"