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Add handling for special characters in parameter substitutions.

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Fixes koalaman/shellcheck#562. Special characters inside braces are
parsed into T_ParamSubSpecialChar instead of T_Literal so that they are
not flagged in the function checkInexplicablyUnquoted when sandwiched
between double quotes.
This commit is contained in:
MortimerMcMire315 2016-11-28 16:06:02 -05:00
parent 9703f89f79
commit 0897ab7092
3 changed files with 13 additions and 2 deletions
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2
ShellCheck/AST.hs
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@ -111,6 +111,7 @@ data Token =
| T_NormalWord Id [Token]
| T_OR_IF Id
| T_OrIf Id (Token) (Token)
| T_ParamSubSpecialChar Id -- e.g. '%' in ${foo%bar} or '/' in ${foo/bar/baz}
| T_Pipeline Id [Token] [Token] -- [Pipe separators] [Commands]
| T_ProcSub Id String [Token]
| T_Rbrace Id
@ -319,6 +320,7 @@ getId t = case t of
T_DollarBraced id _ -> id
T_DollarArithmetic id _ -> id
T_BraceExpansion id _ -> id
T_ParamSubSpecialChar id -> id
T_DollarBraceCommandExpansion id _ -> id
T_IoFile id _ _ -> id
T_IoDuplicate id _ _ -> id