enforce a maximum number of statements allowed in function blocks (max-statements)
The max-statements
rule allows you to specify the maximum number of statements allowed in a function.
function foo() {
var bar = 1; // one statement
var baz = 2; // two statements
var qux = 3; // three statements
}
Rule Details
This rule enforces a maximum number of statements allowed in function blocks.
Options
This rule has a number or object option:
"max"
(default10
) enforces a maximum number of statements allows in function blocks
Deprecated: The object property maximum
is deprecated; please use the object property max
instead.
This rule has an object option:
"ignoreTopLevelFunctions": true
ignores top-level functions
max
Examples of incorrect code for this rule with the default { "max": 10 }
option:
/*eslint max-statements: ["error", 10]*/
/*eslint-env es6*/
function foo() {
var foo1 = 1;
var foo2 = 2;
var foo3 = 3;
var foo4 = 4;
var foo5 = 5;
var foo6 = 6;
var foo7 = 7;
var foo8 = 8;
var foo9 = 9;
var foo10 = 10;
var foo11 = 11; // Too many.
}
let foo = () => {
var foo1 = 1;
var foo2 = 2;
var foo3 = 3;
var foo4 = 4;
var foo5 = 5;
var foo6 = 6;
var foo7 = 7;
var foo8 = 8;
var foo9 = 9;
var foo10 = 10;
var foo11 = 11; // Too many.
};
Examples of correct code for this rule with the default { "max": 10 }
option:
/*eslint max-statements: ["error", 10]*/
/*eslint-env es6*/
function foo() {
var foo1 = 1;
var foo2 = 2;
var foo3 = 3;
var foo4 = 4;
var foo5 = 5;
var foo6 = 6;
var foo7 = 7;
var foo8 = 8;
var foo9 = 9;
var foo10 = 10;
return function () {
// The number of statements in the inner function does not count toward the
// statement maximum.
return 42;
};
}
let foo = () => {
var foo1 = 1;
var foo2 = 2;
var foo3 = 3;
var foo4 = 4;
var foo5 = 5;
var foo6 = 6;
var foo7 = 7;
var foo8 = 8;
var foo9 = 9;
var foo10 = 10;
return function () {
// The number of statements in the inner function does not count toward the
// statement maximum.
return 42;
};
}
ignoreTopLevelFunctions
Examples of additional correct code for this rule with the { "max": 10 }, { "ignoreTopLevelFunctions": true }
options:
/*eslint max-statements: ["error", 10, { "ignoreTopLevelFunctions": true }]*/
function foo() {
var foo1 = 1;
var foo2 = 2;
var foo3 = 3;
var foo4 = 4;
var foo5 = 5;
var foo6 = 6;
var foo7 = 7;
var foo8 = 8;
var foo9 = 9;
var foo10 = 10;
var foo11 = 11;
}
Related Rules
Version
This rule was introduced in ESLint 0.0.9.