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close #10735 add testcase (#16690)

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flywind 2021-01-16 00:23:49 -06:00 • committed by GitHub
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discard """
cmd: "nim check $file"
errormsg: "selector must be of an ordinal type, float or string"
nimout: '''
t10735.nim(38, 5) Error: 'let' symbol requires an initialization
t10735.nim(39, 10) Error: undeclared identifier: 'pos'
t10735.nim(39, 9) Error: type mismatch: got <cstring, >
but expected one of:
proc `[]`(s: string; i: BackwardsIndex): char
first type mismatch at position: 0
proc `[]`(s: var string; i: BackwardsIndex): var char
first type mismatch at position: 0
proc `[]`[I: Ordinal; T](a: T; i: I): T
first type mismatch at position: 0
proc `[]`[Idx, T, U, V](a: array[Idx, T]; x: HSlice[U, V]): seq[T]
first type mismatch at position: 0
proc `[]`[Idx, T](a: array[Idx, T]; i: BackwardsIndex): T
first type mismatch at position: 0
proc `[]`[Idx, T](a: var array[Idx, T]; i: BackwardsIndex): var T
first type mismatch at position: 0
proc `[]`[T, U, V](s: openArray[T]; x: HSlice[U, V]): seq[T]
first type mismatch at position: 0
proc `[]`[T, U](s: string; x: HSlice[T, U]): string
first type mismatch at position: 0
proc `[]`[T](s: openArray[T]; i: BackwardsIndex): T
first type mismatch at position: 0
proc `[]`[T](s: var openArray[T]; i: BackwardsIndex): var T
first type mismatch at position: 0
template `[]`(s: string; i: int): char
first type mismatch at position: 0
expression: `[]`(buf, pos)
t10735.nim(39, 9) Error: selector must be of an ordinal type, float or string
'''
joinable: false
"""
let buf: cstring
case buf[pos]
else:
case buf[pos]