51 lines
1.5 KiB
Go
51 lines
1.5 KiB
Go
/*
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Copyright 2015 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import "fmt"
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// Blocks of ``` need to have blank lines on both sides or they don't look
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// right in HTML.
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func updatePreformatted(filePath string, mlines mungeLines) (mungeLines, error) {
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var out mungeLines
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inpreformat := false
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for i, mline := range mlines {
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if !inpreformat && mline.preformatted {
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if i == 0 || out[len(out)-1].data != "" {
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out = append(out, blankMungeLine)
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}
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// start of a preformat block
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inpreformat = true
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}
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out = append(out, mline)
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if inpreformat && !mline.preformatted {
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if i >= len(mlines)-2 || mlines[i+1].data != "" {
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out = append(out, blankMungeLine)
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}
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inpreformat = false
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}
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}
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return out, nil
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}
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// If the file ends on a preformatted line, there must have been an imbalance.
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func checkPreformatBalance(filePath string, mlines mungeLines) (mungeLines, error) {
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if len(mlines) > 0 && mlines[len(mlines)-1].preformatted {
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return mlines, fmt.Errorf("unbalanced triple backtick delimiters")
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}
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return mlines, nil
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}
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