o.runes = append(o.runes, runes[prevI:i])
				o.directions = append(o.directions, prevDir)
				o.startpos = append(o.startpos, prevI)
			}
			prevI = i
			prevDir = curDir
		}
	}
	o.runes = append(o.runes, runes[prevI:])
	o.directions = append(o.directions, prevDir)
	o.startpos = append(o.startpos, prevI)
	return o
}

// Order computes the visual ordering of all the runs in a Paragraph.

            return
        }
        int startPos = 0
        int endPos = findEndIndexOfCurrentBuild(out, startPos)
        while (startPos < out.length()) {
            if (endPos == -1) {
                endPos = out.length()
            }
            results << createExecutionResult(out.substring(startPos, endPos), err)
            startPos = endPos
            endPos = findEndIndexOfCurrentBuild(out, startPos)

	if ctxt.DebugInfo != nil {
		scopes, inlcalls = ctxt.DebugInfo(s, info, curfn)
	}
	var err error
	dwctxt := dwCtxt{ctxt}
	startPos := ctxt.InnermostPos(textPos(s))
	if !startPos.IsKnown() || startPos.RelLine() != uint(s.Func().StartLine) {
		panic("bad startPos")
	}
	fnstate := &dwarf.FnState{
		Name:          s.Name,
		Info:          info,
		Loc:           loc,
		Ranges:        ranges,

        final int startPos = prefix.length();
        for (final JarEntry entry : iterable(jarFile.entries())) {
            final String entryName = entry.getName().replace('\\', '/');
            if (entryName.startsWith(prefix) && entryName.endsWith(CLASS_SUFFIX)) {
                final String className = entryName.substring(startPos, entryName.length() - CLASS_SUFFIX.length()).replace('/', '.');

	// DW_AT_inlined value
	putattr(ctxt, s.Absfn, abbrev, DW_FORM_data1, DW_CLS_CONSTANT, int64(DW_INL_inlined), nil)

	// TODO(mdempsky): Shouldn't we write out StartPos.FileIndex() too?
	putattr(ctxt, s.Absfn, abbrev, DW_FORM_udata, DW_CLS_CONSTANT, int64(s.StartPos.RelLine()), nil)

	var ev int64
	if s.External {
		ev = 1
	}
	putattr(ctxt, s.Absfn, abbrev, DW_FORM_flag, DW_CLS_FLAG, ev, 0)

	// to interface methods. Delay this check to the end of type-checking.
	check.later(func() {
		if t, _ := under(typ).(*Interface); t != nil {
			pos := syntax.StartPos(e)
			tset := computeInterfaceTypeSet(check, pos, t) // TODO(gri) is this the correct position?
			if !tset.IsMethodSet() {
				if tset.comparable {

        int startPos = buffer.pos;
        Expression expression = parseExpression(buffer);
        buffer.consumeWhitespace();
        if (expression == null || buffer.hasAny()) {
            // Unrecognized expression or extra stuff after the expression, possibly another expression
            return new SimpleExpression(buffer.substring(startPos).trim(), IncludeType.OTHER);
        }

		// The package identifier denotes the current package,
		// but there is no corresponding package object.
		check.recordDef(file.PkgName, nil)

		fileScope := NewScope(pkg.scope, syntax.StartPos(file), syntax.EndPos(file), check.filename(fileNo))
		fileScopes = append(fileScopes, fileScope)
		check.recordScope(file, fileScope)

		// determine file directory, necessary to resolve imports

		tparams := typ.TypeParams().list()
		if i, err := check.verify(pos, tparams, targs, check.context()); err != nil {
			// best position for error reporting
			pos := pos
			if i < len(xlist) {
				pos = syntax.StartPos(xlist[i])
			}
			check.softErrorf(pos, InvalidTypeArg, "%s", err)
		} else {
			check.mono.recordInstance(check.pkg, pos, tparams, targs, xlist)
		}
	}).describef(pos, "verify instantiation")

	}
	c.ext = ext
	return err
}

// StartTLS sends the STARTTLS command and encrypts all further communication.
// Only servers that advertise the STARTTLS extension support this function.
func (c *Client) StartTLS(config *tls.Config) error {
	if err := c.hello(); err != nil {
		return err
	}
	_, _, err := c.cmd(220, "STARTTLS")
	if err != nil {
		return err
	}