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noShadowRestrictedNames (since v1.0.0)

Diagnostic Category: lint/suspicious/noShadowRestrictedNames

Sources:

Disallow identifiers from shadowing restricted names.

Examples

Section titled Examples

Invalid

Section titled Invalid
function NaN() {}
suspicious/noShadowRestrictedNames.js:1:10 lint/suspicious/noShadowRestrictedNames ━━━━━━━━━━━━━━━━━

  ✖ Do not shadow the global "NaN" property.
  
  > 1 │ function NaN() {}
      │          ^^^
    2 │ 
  
  ℹ Consider renaming this variable. It's easy to confuse the origin of variables when they're named after a known global.
  

let Set;
suspicious/noShadowRestrictedNames.js:1:5 lint/suspicious/noShadowRestrictedNames ━━━━━━━━━━━━━━━━━━

  ✖ Do not shadow the global "Set" property.
  
  > 1 │ let Set;
      │     ^^^
    2 │ 
  
  ℹ Consider renaming this variable. It's easy to confuse the origin of variables when they're named after a known global.
  

try {  } catch(Object) {}
suspicious/noShadowRestrictedNames.js:1:15 lint/suspicious/noShadowRestrictedNames ━━━━━━━━━━━━━━━━━

  ✖ Do not shadow the global "Object" property.
  
  > 1 │ try {	} catch(Object) {}
      │      	        ^^^^^^
    2 │ 
  
  ℹ Consider renaming this variable. It's easy to confuse the origin of variables when they're named after a known global.
  

function Array() {}
suspicious/noShadowRestrictedNames.js:1:10 lint/suspicious/noShadowRestrictedNames ━━━━━━━━━━━━━━━━━

  ✖ Do not shadow the global "Array" property.
  
  > 1 │ function Array() {}
      │          ^^^^^
    2 │ 
  
  ℹ Consider renaming this variable. It's easy to confuse the origin of variables when they're named after a known global.
  

function test(JSON) {console.log(JSON)}
suspicious/noShadowRestrictedNames.js:1:15 lint/suspicious/noShadowRestrictedNames ━━━━━━━━━━━━━━━━━

  ✖ Do not shadow the global "JSON" property.
  
  > 1 │ function test(JSON) {console.log(JSON)}
      │               ^^^^
    2 │ 
  
  ℹ Consider renaming this variable. It's easy to confuse the origin of variables when they're named after a known global.
Section titled Related links