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arf/analyzer/argument.go

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package analyzer
import "git.tebibyte.media/arf/arf/parser"
// import "git.tebibyte.media/arf/arf/infoerr"
// Argument represents a value that can be placed anywhere a value goes. This
// allows things like phrases being arguments to other phrases.
type Argument interface {
// Phrase
// Dereference
// Subscript
// Object
// Array
// Variable
// IntLiteral
// UIntLiteral
// FloatLiteral
// StringLiteral
// RuneLiteral
ToString (indent int) (output string)
}
// analyzeArgument analyzes an argument
func (analyzer AnalysisOperation) analyzeArgument (
inputArgument parser.Argument,
) (
outputArgument Argument,
) {
switch inputArgument.Kind() {
case parser.ArgumentKindNil:
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panic (
"invalid state: attempt to analyze nil argument")
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case parser.ArgumentKindPhrase:
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// TODO
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case parser.ArgumentKindDereference:
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// TODO
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case parser.ArgumentKindSubscript:
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// TODO
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case parser.ArgumentKindObjectDefaultValues:
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// TODO
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case parser.ArgumentKindArrayDefaultValues:
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// TODO
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case parser.ArgumentKindIdentifier:
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// TODO
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case parser.ArgumentKindDeclaration:
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// TODO
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case parser.ArgumentKindInt:
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outputArgument = IntLiteral(inputArgument.Value().(int64))
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case parser.ArgumentKindUInt:
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outputArgument = UIntLiteral(inputArgument.Value().(uint64))
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case parser.ArgumentKindFloat:
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outputArgument = FloatLiteral(inputArgument.Value().(float64))
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case parser.ArgumentKindString:
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outputArgument = StringLiteral(inputArgument.Value().(string))
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case parser.ArgumentKindRune:
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outputArgument = RuneLiteral(inputArgument.Value().(rune))
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case parser.ArgumentKindOperator:
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panic (
"invalid state: attempt to analyze operator argument " +
"directly")
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}
return
}