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scanner: change package comment to be clearer about its functionality.

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No semantic changes.

R=gri, rsc1
CC=golang-dev
https://golang.org/cl/1998045
This commit is contained in:
Rob Pike 2010-08-25 13:07:08 +10:00
parent 2aa77c6b93
commit d7736413a6
1 changed files with 8 additions and 8 deletions
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16
src/pkg/scanner/scanner.go
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@ -2,15 +2,15 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// A general-purpose scanner for UTF-8 encoded text. Takes an io.Reader
// providing the source which then can be tokenized through repeated
// calls to the Scan function. For compatibility with existing tools,
// the NUL character is not allowed (implementation restriction).
// A scanner and tokenizer for UTF-8-encoded text. Takes an io.Reader
// providing the source, which then can be tokenized through repeated calls
// to the Scan function. For compatibility with existing tools, the NUL
// character is not allowed (implementation restriction).
//
// By default, a Scanner skips white space and comments and
// recognizes literals as defined by the Go language spec.
// It may be customized to recognize only a subset of those
// literals and to recognize different white space characters.
// By default, a Scanner skips white space and Go comments and recognizes all
// literals as defined by the Go language specification. It may be
// customized to recognize only a subset of those literals and to recognize
// different white space characters.
//
// Basic usage pattern:
//