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49 lines
739 B
Go
49 lines
739 B
Go
// Special variable constants
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package ast
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const (
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V_ILLEGAL = iota
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V_ARGC
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V_CONVFMT
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V_FILENAME
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V_FNR
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V_FS
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V_NF
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V_NR
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V_OFMT
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V_OFS
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V_ORS
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V_RLENGTH
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V_RS
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V_RSTART
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V_RT
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V_SUBSEP
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V_LAST = V_SUBSEP
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)
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var specialVars = map[string]int{
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"ARGC": V_ARGC,
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"CONVFMT": V_CONVFMT,
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"FILENAME": V_FILENAME,
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"FNR": V_FNR,
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"FS": V_FS,
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"NF": V_NF,
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"NR": V_NR,
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"OFMT": V_OFMT,
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"OFS": V_OFS,
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"ORS": V_ORS,
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"RLENGTH": V_RLENGTH,
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"RS": V_RS,
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"RSTART": V_RSTART,
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"RT": V_RT,
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"SUBSEP": V_SUBSEP,
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}
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// SpecialVarIndex returns the "index" of the special variable, or 0
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// if it's not a special variable.
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func SpecialVarIndex(name string) int {
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return specialVars[name]
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}
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