import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class Example {
public static void main(String[] args) {
final String regex = "(?<fullMatch>(?<prop>\\w+\\s*=\\s*)(\\{)(?<quote1>[\"'`])(?<string>[^\"$'`\\{\\}]*)(?<quote2>[\"'`])(\\}))";
final String string = "<ReactComponent\n"
+ " property={true}\n"
+ " target={'string'}\n"
+ "/>\n\n"
+ "export const ReactComponent = () => <div property target={\"string\"} />\n\n"
+ "<ReactComponent\n"
+ " property={true}\n"
+ " target={`string`}\n"
+ "/>";
final String subst = "$2$4$5$6";
final Pattern pattern = Pattern.compile(regex, Pattern.MULTILINE);
final Matcher matcher = pattern.matcher(string);
// The substituted value will be contained in the result variable
final String result = matcher.replaceAll(subst);
System.out.println("Substitution result: " + result);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Java, please visit: https://docs.oracle.com/javase/7/docs/api/java/util/regex/Pattern.html