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Commit 82853d0

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author
Martin Brecht-Precht
committed
Simplified the Builder class.
1 parent 2e3eedf commit 82853d0

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1 file changed

+35
-65
lines changed

1 file changed

+35
-65
lines changed

‎src/SimpleStringBuilder.php

+35-65
Original file line numberDiff line numberDiff line change
@@ -25,10 +25,7 @@ class SimpleStringBuilder
2525
public function __construct($string = null)
2626
{
2727
if (!is_null($string)) {
28-
if (!is_scalar($string)) {
29-
$type = is_object($string) ? get_class($string) : gettype($string);
30-
throw new \InvalidArgumentException('Expected a scalar value. Got ' . $type . '.');
31-
}
28+
$this->validateScalar($string);
3229
$this->string = (string)$string;
3330
}
3431
}
@@ -39,10 +36,7 @@ public function __construct($string = null)
3936
*/
4037
public function charAt($position)
4138
{
42-
if (!is_int($position)) {
43-
$type = is_object($position) ? get_class($position) : gettype($position);
44-
throw new \InvalidArgumentException('Position invalid. Expected integer. Got ' . $type . '.');
45-
}
39+
$this->validateInteger($position);
4640
if ($position >= $this->length()) {
4741
throw new \InvalidArgumentException('Position invalid.');
4842
}
@@ -55,10 +49,7 @@ public function charAt($position)
5549
*/
5650
public function append($string)
5751
{
58-
if (!is_scalar($string)) {
59-
$type = is_object($string) ? get_class($string) : gettype($string);
60-
throw new \InvalidArgumentException('Expected a scalar value. Got ' . $type . '.');
61-
}
52+
$this->validateScalar($string);
6253
$this->string .= (string)$string;
6354
return $this;
6455
}
@@ -69,10 +60,7 @@ public function append($string)
6960
*/
7061
public function prepend($string)
7162
{
72-
if (!is_scalar($string)) {
73-
$type = is_object($string) ? get_class($string) : gettype($string);
74-
throw new \InvalidArgumentException('Expected a scalar value. Got ' . $type . '.');
75-
}
63+
$this->validateScalar($string);
7664
$this->string = (string)$string . $this->string;
7765
return $this;
7866
}
@@ -84,14 +72,9 @@ public function prepend($string)
8472
*/
8573
public function insert($position, $string)
8674
{
87-
if (!is_int($position)) {
88-
$type = is_object($position) ? get_class($position) : gettype($position);
89-
throw new \InvalidArgumentException('Position invalid. Expected integer. Got ' . $type . '.');
90-
}
91-
if (!is_scalar($string)) {
92-
$type = is_object($string) ? get_class($string) : gettype($string);
93-
throw new \InvalidArgumentException('Expected a scalar value. Got ' . $type . '.');
94-
}
75+
$this
76+
->validateInteger($position)
77+
->validateScalar($string);
9578
if ($position >= $this->length()) {
9679
throw new \InvalidArgumentException('Position invalid.');
9780
}
@@ -107,24 +90,16 @@ public function insert($position, $string)
10790
*/
10891
public function replace($position, $length, $string)
10992
{
110-
if (!is_int($position)) {
111-
$type = is_object($position) ? get_class($position) : gettype($position);
112-
throw new \InvalidArgumentException('Position invalid. Expected integer. Got ' . $type . '.');
113-
}
93+
$this
94+
->validateInteger($position)
95+
->validateInteger($length)
96+
->validateScalar($string);
11497
if ($position >= $this->length()) {
11598
throw new \InvalidArgumentException('Position invalid.');
11699
}
117-
if (!is_int($length)) {
118-
$type = is_object($length) ? get_class($length) : gettype($length);
119-
throw new \InvalidArgumentException('Length invalid. Expected integer. Got ' . $type . '.');
120-
}
121100
if ($position + $length > $this->length()) {
122101
throw new \InvalidArgumentException('Length invalid.');
123102
}
124-
if (!is_scalar($string)) {
125-
$type = is_object($string) ? get_class($string) : gettype($string);
126-
throw new \InvalidArgumentException('Expected a scalar value. Got ' . $type . '.');
127-
}
128103
$this->string = mb_substr($this->string, 0, $position) . (string)$string . mb_substr($this->string, $position + $length);
129104
return $this;
130105
}
@@ -136,17 +111,12 @@ public function replace($position, $length, $string)
136111
*/
137112
public function setCharAt($position, $string)
138113
{
139-
if (!is_int($position)) {
140-
$type = is_object($position) ? get_class($position) : gettype($position);
141-
throw new \InvalidArgumentException('Position invalid. Expected integer. Got ' . $type . '.');
142-
}
114+
$this
115+
->validateInteger($position)
116+
->validateScalar($string);
143117
if ($position >= $this->length()) {
144118
throw new \InvalidArgumentException('Position invalid.');
145119
}
146-
if (!is_scalar($string)) {
147-
$type = is_object($string) ? get_class($string) : gettype($string);
148-
throw new \InvalidArgumentException('Expected a scalar value. Got ' . $type . '.');
149-
}
150120
if (mb_strlen((string)$string) !== 1) {
151121
throw new \InvalidArgumentException('Expected a scalar value of length 1.');
152122
}
@@ -175,14 +145,9 @@ public function reverse()
175145
*/
176146
public function delete($position, $length = null)
177147
{
178-
if (!is_int($position)) {
179-
$type = is_object($position) ? get_class($position) : gettype($position);
180-
throw new \InvalidArgumentException('Position invalid. Expected integer. Got ' . $type . '.');
181-
}
182-
if (!is_int($length) && !is_null($length)) {
183-
$type = is_object($length) ? get_class($length) : gettype($length);
184-
throw new \InvalidArgumentException('Length invalid. Expected integer. Got ' . $type . '.');
185-
}
148+
$this
149+
->validateInteger($position)
150+
->validateIntegerOrNull($length);
186151
if ($position >= $this->length()) {
187152
throw new \InvalidArgumentException('Position invalid.');
188153
}
@@ -200,10 +165,7 @@ public function delete($position, $length = null)
200165
*/
201166
public function deleteCharAt($position)
202167
{
203-
if (!is_int($position)) {
204-
$type = is_object($position) ? get_class($position) : gettype($position);
205-
throw new \InvalidArgumentException('Position invalid. Expected integer. Got ' . $type . '.');
206-
}
168+
$this->validateInteger($position);
207169
if ($position >= $this->length()) {
208170
throw new \InvalidArgumentException('Position invalid.');
209171
}
@@ -217,10 +179,7 @@ public function deleteCharAt($position)
217179
*/
218180
public function contains($string)
219181
{
220-
if (!is_scalar($string)) {
221-
$type = is_object($string) ? get_class($string) : gettype($string);
222-
throw new \InvalidArgumentException('Expected a scalar value. Got ' . $type . '.');
223-
}
182+
$this->validateScalar($string);
224183
return strpos($this->string, (string)$string) !== false;
225184
}
226185

@@ -277,13 +236,12 @@ public function length()
277236
*/
278237
public function buildSubstring($startPosition, $length = null)
279238
{
280-
if ($startPosition > $this->length()) {
239+
$this
240+
->validateInteger($startPosition)
241+
->validateIntegerOrNull($length);
242+
if ($startPosition >= $this->length()) {
281243
throw new \InvalidArgumentException('Start position ' . (string)$startPosition . ' invalid.');
282244
}
283-
if (!is_int($length) && !is_null($length)) {
284-
$type = is_object($length) ? get_class($length) : gettype($length);
285-
throw new \InvalidArgumentException('Length invalid. Expected integer. Got ' . $type . '.');
286-
}
287245
if (is_null($length)) {
288246
return mb_substr($this->string, $startPosition);
289247
} else {
@@ -325,6 +283,18 @@ private function validateInteger($value)
325283
return $this;
326284
}
327285

286+
/**
287+
* @param mixed $value
288+
* @return $this
289+
*/
290+
private function validateIntegerOrNull($value)
291+
{
292+
if (is_null($value)) {
293+
return $this;
294+
}
295+
return $this->validateInteger($value);
296+
}
297+
328298
/**
329299
* @param mixed $value
330300
* @return $this

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