34 lines
914 B
Go
34 lines
914 B
Go
package tokenize
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import (
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"fmt"
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)
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// Input provides input-related functionality for the tokenize API,
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// which is not specifically bound to a specific read mode (byte, rune).
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type Input struct {
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api *API
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}
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// Cursor returns a string that describes the current read cursor position.
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func (i Input) Cursor() string {
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if i.api.pointers.line == 0 && i.api.pointers.column == 0 {
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return fmt.Sprintf("start of file")
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}
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return fmt.Sprintf("line %d, column %d", i.api.pointers.line+1, i.api.pointers.column+1)
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}
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// Flush flushes input data from the read buffer up to the current
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// read cursor position of the tokenizer.
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//
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// Note: in most cases, you won't have to call this method yourself.
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// Parsekit will call this method at points where it knows it is a
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// safe thing to do.
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func (i Input) Flush() {
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a := i.api
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if a.pointers.offset > 0 {
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a.reader.Flush(a.pointers.offset)
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a.pointers.offset = 0
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}
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}
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