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https://github.com/golang/go
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8190738e3d
These are intended only for debug printing and error messages for the most common protocol types that you need to know the contents of. Change-Id: I1f0f7b17b4b12c3b26096b46808bce37c3722ced Reviewed-on: https://go-review.googlesource.com/c/150037 Reviewed-by: Rebecca Stambler <rstambler@golang.org>
40 lines
1.1 KiB
Go
40 lines
1.1 KiB
Go
// Copyright 2018 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// This file contains formatting functions for types that
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// are commonly printed in debugging information.
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// They are separated from their types and gathered here as
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// they are hand written and not generated from the spec.
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// They should not be relied on for programmatic use (their
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// results should never be parsed for instance) but are meant
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// for temporary debugging and error messages.
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package protocol
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import (
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"fmt"
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)
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func (p Position) Format(f fmt.State, c rune) {
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fmt.Fprintf(f, "%d", int(p.Line))
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if p.Character >= 0 {
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fmt.Fprintf(f, ":%d", int(p.Character))
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}
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}
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func (r Range) Format(f fmt.State, c rune) {
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switch {
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case r.Start == r.End || r.End.Line < 0:
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fmt.Fprintf(f, "%v", r.Start)
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case r.End.Line == r.Start.Line:
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fmt.Fprintf(f, "%v¦%d", r.Start, int(r.End.Character))
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default:
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fmt.Fprintf(f, "%v¦%v", r.Start, r.End)
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}
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}
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func (l Location) Format(f fmt.State, c rune) {
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fmt.Fprintf(f, "%s:%v", l.URI, l.Range)
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}
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