[ https://issues.apache.org/jira/browse/GROOVY-8150?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Daniil Ovchinnikov updated GROOVY-8150: --------------------------------------- Description: {code} def a def b = [1] a = b println "${a} : ${a.class}" // [1] : class java.util.ArrayList (a) = b println "${a} : ${a.class}" // 1 : class java.lang.Integer ((a)) = b println "${a} : ${a.class}" // [1] : class java.util.ArrayList {code} This is confusing. Here are options: 1. {{((a)) = b}} should be failed to parse. 2. {{((a)) = b}} should behave like {{(a) = b}}, i.e. number of parentheses should not matter. 3. {{((a)) = b}} and {{(a) = b}} should behave like {{a = b}}. This will match the following case also: {code} class A { def myField } def a = new A() def b = [1] a.myField = b assert a.myField == [1] (a.myField) = b assert a.myField == [1] ((a.myField)) = b assert a.myField == [1] {code} was: {code} def a def b = [1] a = b println "${a} : ${a.class}" // [1] : class java.util.ArrayList (a) = b println "${a} : ${a.class}" // 1 : class java.lang.Integer ((a)) = b println "${a} : ${a.class}" // [1] : class java.util.ArrayList {code} This is confusing. Here are options: 1. {{((a)) = b}} should be failed to parse; 2. {{((a)) = b}} should behave like {{(a) = b}}, i.e. number of parentheses should not matter. 3. {{((a)) = b}} and {{(a) = b}} should behave like {{a = b}}. This will match the following case also: {code} class A { def myField } def a = new A() def b = [1] a.myField = b assert a.myField == [1] (a.myField) = b assert a.myField == [1] ((a.myField)) = b assert a.myField == [1] {code} > Inconsistency in multiple assignment with single variable > --------------------------------------------------------- > > Key: GROOVY-8150 > URL: https://issues.apache.org/jira/browse/GROOVY-8150 > Project: Groovy > Issue Type: Bug > Affects Versions: 2.5.0-alpha-1, 2.4.10 > Reporter: Daniil Ovchinnikov > > {code} > def a > def b = [1] > a = b > println "${a} : ${a.class}" // [1] : class java.util.ArrayList > (a) = b > println "${a} : ${a.class}" // 1 : class java.lang.Integer > ((a)) = b > println "${a} : ${a.class}" // [1] : class java.util.ArrayList > {code} > This is confusing. Here are options: > 1. {{((a)) = b}} should be failed to parse. > 2. {{((a)) = b}} should behave like {{(a) = b}}, i.e. number of parentheses > should not matter. > 3. {{((a)) = b}} and {{(a) = b}} should behave like {{a = b}}. This will > match the following case also: > {code} > class A { def myField } > def a = new A() > def b = [1] > a.myField = b > assert a.myField == [1] > (a.myField) = b > assert a.myField == [1] > ((a.myField)) = b > assert a.myField == [1] > {code} -- This message was sent by Atlassian JIRA (v6.3.15#6346)