* limitations under the License.
 */

package com.google.common.escape.testing;

import static com.google.common.escape.Escapers.computeReplacement;

import com.google.common.annotations.GwtCompatible;
import com.google.common.escape.CharEscaper;
import com.google.common.escape.Escaper;
import com.google.common.escape.UnicodeEscaper;
import java.io.IOException;
import junit.framework.Assert;

/**

 * limitations under the License.
 */

package com.google.common.escape.testing;

import static com.google.common.escape.Escapers.computeReplacement;

import com.google.common.annotations.GwtCompatible;
import com.google.common.escape.CharEscaper;
import com.google.common.escape.Escaper;
import com.google.common.escape.UnicodeEscaper;
import java.io.IOException;
import junit.framework.Assert;

/**

 * limitations under the License.
 */

package com.google.common.escape;

import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth.assertWithMessage;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ImmutableMap;
import com.google.common.escape.testing.EscaperAsserts;
import java.io.IOException;
import junit.framework.TestCase;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.net;

import static com.google.common.escape.testing.EscaperAsserts.assertEscaping;
import static com.google.common.escape.testing.EscaperAsserts.assertUnescaped;
import static com.google.common.net.UrlEscaperTesting.assertBasicUrlEscaper;
import static com.google.common.net.UrlEscaperTesting.assertPathEscaper;

 * limitations under the License.
 */

package com.google.common.escape;

import static com.google.common.truth.Truth.assertThat;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ImmutableMap;
import com.google.common.escape.testing.EscaperAsserts;
import java.io.IOException;
import junit.framework.TestCase;

   * not throw any exceptions.
   *
   * @param c the character to escape if necessary
   * @return the replacement characters, or {@code null} if no escaping was needed
   */
  protected abstract char @Nullable [] escape(char c);

  /**
   * Returns the escaped form of a given literal string, starting at the given index. This method is
   * called by the {@link #escape(String)} method when it discovers that escaping is required. It is

        artifact = getArtifact(project, "maven-test-test", "scope-default");
        assertEquals("test", artifact.getScope(), "Check scope");
        artifact = getArtifact(project, "maven-test-test", "scope-runtime");
        assertEquals("test", artifact.getScope(), "Check scope");

        // check all transitive deps of a provided dependency are provided scope, except for test

    </dependency>

    <dependency>
      <groupId>maven-test</groupId>
      <artifactId>scope-compile</artifactId>
      <version>1.0</version>
      <scope>compile</scope>
    </dependency>

    <dependency>
      <groupId>maven-test</groupId>
      <artifactId>scope-provided</artifactId>
      <version>1.0</version>
      <scope>provided</scope>
    </dependency>

    <dependency>

      <scope>compile</scope>
    </dependency>
    <dependency>
      <groupId>marmalade</groupId>
      <artifactId>marmalade-core</artifactId>
      <version>0.1</version>
      <type>jar</type>
      <scope>compile</scope>
    </dependency>
    <dependency>
      <groupId>marmalade</groupId>
      <artifactId>marmalade-el-ognl</artifactId>
      <version>0.1</version>
      <type>jar</type>
      <scope>compile</scope>

	prev := runeZero
	hasLeadingPercent := false
	patLen := len([]rune(pattern))
	for i, r := range pattern {
		if i > 0 && prev == escape {
			switch r {
			case percent, escape, underscore:
				s = append(s, r)
				prev = r
				if r == escape {
					prev = runeZero
				}
			default:
				return false, errMalformedEscapeSequence
			}
			continue
		}

		prev = r

		var ok bool
		switch r {
		case percent: