Sometimes the placeholder is identified as IdentifierPattern

[HassanTaleb90]

Description

Sometimes the placeholder is identified as IdentifierPattern and not as EditorPlaceholderExpr.

Steps to Reproduce

let <#name#> = <#value#>

<#name#> //Bug: is identified as IdentifierPattern
<#value#> //Normal: is identified as EditorPlaceholderExpr

[ahoppen]

Tracked in Apple’s issue tracker as rdar://114896000