eslint/docs/rules/no-ternary.md

   1 # disallow ternary operators (no-ternary)
   2
   3 The ternary operator is used to conditionally assign a value to a variable. Some believe that the use of ternary operators leads to unclear code.
   4
   5 ```js
   6 var foo = isBar ? baz : qux;
   7 ```
   8
   9 ## Rule Details
  10
  11 This rule disallows ternary operators.
  12
  13 Examples of **incorrect** code for this rule:
  14
  15 ```js
  16 /*eslint no-ternary: "error"*/
  17
  18 var foo = isBar ? baz : qux;
  19
  20 function quux() {
  21   return foo ? bar() : baz();
  22 }
  23 ```
  24
  25 Examples of **correct** code for this rule:
  26
  27 ```js
  28 /*eslint no-ternary: "error"*/
  29
  30 var foo;
  31
  32 if (isBar) {
  33     foo = baz;
  34 } else {
  35     foo = qux;
  36 }
  37
  38 function quux() {
  39     if (foo) {
  40         return bar();
  41     } else {
  42         return baz();
  43     }
  44 }
  45 ```
  46
  47 ## Related Rules
  48
  49 * [no-nested-ternary](no-nested-ternary.md)
  50 * [no-unneeded-ternary](no-unneeded-ternary.md)