// closeBlock : OPEN_ENDBLOCK helperName CLOSE
func (p *parser) parseCloseBlock(block *ast.BlockStatement) {
// OPEN_ENDBLOCK
tok := p.shift()
if tok.Kind != lexer.TokenOpenEndBlock {
errExpected(lexer.TokenOpenEndBlock, tok)
}
// helperName
endId := p.parseHelperName()
closeName, ok := ast.HelperNameStr(endId)
if !ok {
errNode(endId, "Erroneous closing expression")
}
openName := block.Expression.Canonical()
if openName != closeName {
errNode(endId, fmt.Sprintf("%s doesn't match %s", openName, closeName))
}
// CLOSE
tokClose := p.shift()
if tokClose.Kind != lexer.TokenClose {
errExpected(lexer.TokenClose, tokClose)
}
block.CloseStrip = ast.NewStrip(tok.Val, tokClose.Val)
}
// rawBlock : openRawBlock content endRawBlock
// openRawBlock : OPEN_RAW_BLOCK helperName param* hash? CLOSE_RAW_BLOCK
// endRawBlock : OPEN_END_RAW_BLOCK helperName CLOSE_RAW_BLOCK
func (p *parser) parseRawBlock() *ast.BlockStatement {
// OPEN_RAW_BLOCK
tok := p.shift()
result := ast.NewBlockStatement(tok.Pos, tok.Line)
// helperName param* hash?
result.Expression = p.parseExpression(tok)
openName := result.Expression.Canonical()
// CLOSE_RAW_BLOCK
tok = p.shift()
if tok.Kind != lexer.TokenCloseRawBlock {
errExpected(lexer.TokenCloseRawBlock, tok)
}
// content
// @todo Is content mandatory in a raw block ?
content := p.parseContent()
program := ast.NewProgram(tok.Pos, tok.Line)
program.AddStatement(content)
result.Program = program
// OPEN_END_RAW_BLOCK
tok = p.shift()
if tok.Kind != lexer.TokenOpenEndRawBlock {
// should never happen as it is caught by lexer
errExpected(lexer.TokenOpenEndRawBlock, tok)
}
// helperName
endId := p.parseHelperName()
closeName, ok := ast.HelperNameStr(endId)
if !ok {
errNode(endId, "Erroneous closing expression")
}
if openName != closeName {
errNode(endId, fmt.Sprintf("%s doesn't match %s", openName, closeName))
}
// CLOSE_RAW_BLOCK
tok = p.shift()
if tok.Kind != lexer.TokenCloseRawBlock {
errExpected(lexer.TokenCloseRawBlock, tok)
}
return result
}
// VisitPartial implements corresponding Visitor interface method
func (v *evalVisitor) VisitPartial(node *ast.PartialStatement) interface{} {
v.at(node)
// partialName: helperName | sexpr
name, ok := ast.HelperNameStr(node.Name)
if !ok {
if subExpr, ok := node.Name.(*ast.SubExpression); ok {
name, _ = subExpr.Accept(v).(string)
}
}
if name == "" {
v.errorf("Unexpected partial name: %q", node.Name)
}
partial := v.findPartial(name)
if partial == nil {
v.errorf("Partial not found: %s", name)
}
return v.evalPartial(partial, node)
}
