public function append_source_with_newlines_increases_line()
{
$b = new Buffer();
$b->append("One\nTwo\nThree");
$this->assertEquals(3, $b->line);
}
/**
* Emit method parameters
*
* @param xp.compiler.emit.Buffer b
* @param array<string, *>[] parameters
* @param string delim
* @return xp.compiler.TypeName[] the signature
*/
protected function emitParameters($b, array $parameters, $delim)
{
$signature = [];
$b->append('(');
$s = sizeof($parameters) - 1;
$defer = [];
$usesGenerics = false;
$genericParams = '';
foreach ($parameters as $i => $param) {
if (isset($param['assign'])) {
if (null === ($field = $this->resolveType(new TypeName('self'))->getField($param['assign']))) {
$this->error('F404', 'Method assignment parameter $this.' . $param['assign'] . ' references non-existant field');
$t = TypeName::$VAR;
} else {
$t = $field->type;
}
$ptr = $this->resolveType($t);
$param['name'] = $param['assign'];
$defer[] = '$this->' . $param['assign'] . '= $' . $param['assign'] . ';';
} else {
if (!$param['type']) {
$t = TypeName::$VAR;
$ptr = new TypeReference($t);
} else {
if (!$usesGenerics && $this->scope[0]->declarations[0]->name->isPlaceHolder($param['type'])) {
$usesGenerics = true;
}
$t = $param['type'];
$ptr = $this->resolveType($t);
if (!isset($param['check']) || !$param['check'] || isset($param['vararg'])) {
// No runtime type checks
} else {
if ($t->isArray() || $t->isMap()) {
$b->append('array ');
} else {
if ($t->isFunction()) {
$b->append('callable ');
} else {
if ($t->isClass() && !$this->scope[0]->declarations[0]->name->isPlaceHolder($t)) {
$b->append($this->literal($ptr))->append(' ');
} else {
if ('{' === $delim) {
$defer[] = (new Buffer('', $b->line))->append('if (NULL !== $')->append($param['name'])->append(' && !is("' . $t->name . '", $')->append($param['name'])->append(')) throw new \\lang\\IllegalArgumentException("Argument ')->append($i + 1)->append(' passed to ".__METHOD__." must be of ')->append($t->name)->append(', ".' . $this->core . '::typeOf($')->append($param['name'])->append(')." given");');
} else {
// No checks in interfaces
}
}
}
}
}
}
}
$signature[] = new Parameter($param['name'], new TypeName($ptr->name()), isset($param['default']) ? $param['default'] : null);
$genericParams .= ', ' . $t->compoundName();
$this->metadata[0][1][$this->method[0]][DETAIL_ARGUMENTS][$i] = $ptr->name();
if (isset($param['vararg'])) {
$genericParams .= '...';
if ($i > 0) {
$defer[] = '$' . $param['name'] . '= array_slice(func_get_args(), ' . $i . ');';
} else {
$defer[] = '$' . $param['name'] . '= func_get_args();';
}
$this->scope[0]->setType(new VariableNode($param['name']), new TypeName($t->name . '[]'));
break;
}
$b->append('$' . $param['name']);
if (isset($param['default'])) {
$b->append('= ');
$resolveable = false;
if ($param['default'] instanceof Resolveable) {
try {
$init = $param['default']->resolve();
$b->append(var_export($init, true));
$resolveable = true;
} catch (\lang\IllegalStateException $e) {
}
}
if (!$resolveable) {
$b->append('NULL');
$init = new Buffer('', $b->line);
$init->append('if (func_num_args() < ')->append($i + 1)->append(') { ');
$init->append('$')->append($param['name'])->append('= ');
$this->emitOne($init, $param['default']);
$init->append('; }');
$defer[] = $init;
}
}
$i < $s && !isset($parameters[$i + 1]['vararg']) && $b->append(',');
$this->scope[0]->setType(new VariableNode($param['name']), $t);
}
$b->append(')');
$b->append($delim);
foreach ($defer as $src) {
$b->append($src);
}
if ($usesGenerics) {
$this->metadata[0][1][$this->method[0]][DETAIL_ANNOTATIONS]['generic']['params'] = substr($genericParams, 2);
}
return $signature;
}