test/tall/expression/assignment.stmt

40 columns                              |
>>> Chained assignment.
a=b=c;
<<<
a = b = c;
>>> Compound assignment operators.
a*=b/=c~/=d%=e;
<<<
a *= b /= c ~/= d %= e;
>>>
a+=b-=c;
<<<
a += b -= c;
>>>
a<<=b>>>=c>>=d;
<<<
a <<= b >>>= c >>= d;
>>>
a&=b^=c|=d;
<<<
a &= b ^= c |= d;
>>>
a??=b;
<<<
a ??= b;
>>> Split after `=`.
variableName = thisIsReallyQuiteAVeryLongVariableName;
<<<
variableName =
    thisIsReallyQuiteAVeryLongVariableName;
>>> Prefer to split at "=" over infix operator.
variableName = argument * argument + argument;
<<<
variableName =
    argument * argument + argument;
>>> Prefer block-like splitting for collections.
variableName = [element, element, element];
<<<
variableName = [
  element,
  element,
  element,
];
>>> Prefer block-like splitting for function calls.
variableName = function(argument, argument);
<<<
variableName = function(
  argument,
  argument,
);
>>> No block-like splitting for empty argument lists.
variableNameExactLength____ = function();
<<<
variableNameExactLength____ =
    function();
>>> No block-like splitting if function name doesn't fit.
longVariableName = veryLongFunctionName_(argument);
<<<
longVariableName =
    veryLongFunctionName_(argument);
>>> Indent block if function name doesn't fit and arguments split.
longVariableName = veryLongFunctionName_(argument, another);
<<<
longVariableName =
    veryLongFunctionName_(
      argument,
      another,
    );
>>> Prefer to split at `=` over property chain.
target.property.another = reallyLongValue;
<<<
target.property.another =
    reallyLongValue;
>>> Split property chain on left.
target.property.another.lastOneReallyLong = reallyLongValue;
<<<
target
        .property
        .another
        .lastOneReallyLong =
    reallyLongValue;
>>> Allow block formatting through nested assignments.
outer = inner = [element1, element2, element3, element4];
<<< 3.7
outer =
    inner = [
      element1,
      element2,
      element3,
      element4,
    ];
<<< 3.8
outer = inner = [
  element1,
  element2,
  element3,
  element4,
];
>>> Headline format unsplit target of call chain.
variable = (tar + get).method().another().third();
<<< 3.7
variable =
    (tar + get)
        .method()
        .another()
        .third();
<<< 3.8
variable = (tar + get)
    .method()
    .another()
    .third();
>>> Don't headline format target of call chain if target splits.
variable = (veryLongTarget + expressionThatSplits).method().another().third();
<<<
variable =
    (veryLongTarget +
            expressionThatSplits)
        .method()
        .another()
        .third();
>>> Headline format unsplit properties of call chain.
variable = (tar + get).prop.erty.method().another().third();
<<< 3.7
variable =
    (tar + get).prop.erty
        .method()
        .another()
        .third();
<<< 3.8
variable = (tar + get).prop.erty
    .method()
    .another()
    .third();