Golang Primary.Begin方法代碼示例

本文整理匯總了Golang中github.com/elves/elvish/parse.Primary.Begin方法的典型用法代碼示例。如果您正苦於以下問題：Golang Primary.Begin方法的具體用法？Golang Primary.Begin怎麽用？Golang Primary.Begin使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類github.com/elves/elvish/parse.Primary的用法示例。

在下文中一共展示了Primary.Begin方法的8個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Golang代碼示例。

示例1: literal

func (cp *compiler) literal(n *parse.Primary, msg string) string {
	switch n.Type {
	case parse.Bareword, parse.SingleQuoted, parse.DoubleQuoted:
		return n.Value
	default:
		cp.errorf(n.Begin(), msg)
		return "" // not reached
	}
}

開發者ID:rathinaganesh，項目名稱:elvish，代碼行數:9，代碼來源:compile.go

示例2: primary

func (cp *compiler) primary(n *parse.Primary) valuesOp {
	switch n.Type {
	case parse.Bareword, parse.SingleQuoted, parse.DoubleQuoted:
		return literalStr(n.Value)
	case parse.Variable:
		qname := n.Value[1:]
		if !cp.registerVariableGet(qname) {
			cp.errorf(n.Begin(), "variable %s not found", n.Value)
		}
		return variable(qname, n.Begin())
	// case parse.Wildcard:
	case parse.ErrorCapture:
		op := cp.chunk(n.Chunk)
		return func(ec *evalCtx) []Value {
			return []Value{Error{ec.peval(op)}}
		}
	case parse.OutputCapture:
		return cp.outputCapture(n)
	case parse.List:
		op := cp.array(n.List)
		return func(ec *evalCtx) []Value {
			return []Value{NewList(op(ec)...)}
		}
	case parse.Lambda:
		return cp.lambda(n)
	case parse.Map:
		return cp.map_(n)
	case parse.Braced:
		return cp.braced(n)
	default:
		// XXX: Primary types not yet implemented are just treated as
		// barewords. Should report parser bug of bad PrimaryType after they
		// have been implemented.
		return literalStr(n.SourceText())
		// panic("bad PrimaryType; parser bug")
	}
}

開發者ID:rathinaganesh，項目名稱:elvish，代碼行數:37，代碼來源:compile.go

示例3: primary

func (cp *compiler) primary(n *parse.Primary) ValuesOp {
	switch n.Type {
	case parse.Bareword, parse.SingleQuoted, parse.DoubleQuoted:
		return literalStr(n.Value)
	case parse.Variable:
		qname := n.Value
		if !cp.registerVariableGet(qname) {
			cp.errorf(n.Begin(), "variable %s not found", n.Value)
		}
		return variable(qname, n.Begin())
	case parse.Wildcard:
		vs := []Value{GlobPattern{[]glob.Segment{
			wildcardToSegment(n.SourceText())}}}
		return func(ec *EvalCtx) []Value {
			return vs
		}
	case parse.Tilde:
		cp.errorf(n.Begin(), "compiler bug: Tilde not handled in .compound")
		return literalStr("~")
	case parse.ErrorCapture:
		op := cp.chunk(n.Chunk)
		return func(ec *EvalCtx) []Value {
			return []Value{Error{ec.PEval(op)}}
		}
	case parse.OutputCapture:
		return cp.outputCapture(n)
	case parse.List:
		op := cp.array(n.List)
		return func(ec *EvalCtx) []Value {
			return []Value{NewList(op(ec)...)}
		}
	case parse.Lambda:
		return cp.lambda(n)
	case parse.Map:
		return cp.map_(n)
	case parse.Braced:
		return cp.braced(n)
	default:
		cp.errorf(n.Begin(), "bad PrimaryType; parser bug")
		return literalStr(n.SourceText())
	}
}

開發者ID:firebitsbr，項目名稱:elvish，代碼行數:42，代碼來源:compile.go