rspec/rules/S6019/javascript/rule.adoc

== Why is this an issue?

include::../description.adoc[]

=== Noncompliant code example

[source,javascript]
----
str.split(/.*?x?/); // Noncompliant, this will behave just like "x?"
/^.*?$/.test(str); // Noncompliant, replace with ".*"
----


=== Compliant solution

[source,javascript]
----
str.split(/.*?x/);
/^.*$/.test(str);
----
migrate rule descriptions to new education format 2023-05-03 11:06:20 +02:00			`== Why is this an issue?`

Modify rule S6019: Add Python as covered language (#542) 2021-10-29 09:54:32 +02:00			`include::../description.adoc[]`
Create rule S6019[javascript]: Reluctant quantifiers in regular expressions should be followed by an expression that can't match the empty string (#276) 2021-09-06 16:45:18 +02:00
migrate rule descriptions to new education format 2023-05-03 11:06:20 +02:00			`=== Noncompliant code example`
Create rule S6019[javascript]: Reluctant quantifiers in regular expressions should be followed by an expression that can't match the empty string (#276) 2021-09-06 16:45:18 +02:00
RULEAPI-661: Add syntax coloring 2022-02-04 17:28:24 +01:00			`[source,javascript]`
Create rule S6019[javascript]: Reluctant quantifiers in regular expressions should be followed by an expression that can't match the empty string (#276) 2021-09-06 16:45:18 +02:00			`----`
			`str.split(/.*?x?/); // Noncompliant, this will behave just like "x?"`
			`/^.?$/.test(str); // Noncompliant, replace with "."`
			`----`


migrate rule descriptions to new education format 2023-05-03 11:06:20 +02:00			`=== Compliant solution`
Create rule S6019[javascript]: Reluctant quantifiers in regular expressions should be followed by an expression that can't match the empty string (#276) 2021-09-06 16:45:18 +02:00
RULEAPI-661: Add syntax coloring 2022-02-04 17:28:24 +01:00			`[source,javascript]`
Create rule S6019[javascript]: Reluctant quantifiers in regular expressions should be followed by an expression that can't match the empty string (#276) 2021-09-06 16:45:18 +02:00			`----`
			`str.split(/.*?x/);`
			`/^.*$/.test(str);`
			`----`