mirror of
https://github.com/walles/moar.git
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Don't highlight files with unsupported file extensions
This commit is contained in:
parent
a66f8b41ba
commit
0f0c8a1111
42
m/reader.go
42
m/reader.go
@ -9,6 +9,7 @@ import (
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"os/exec"
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"path"
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"path/filepath"
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"regexp"
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"strings"
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"sync"
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)
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@ -157,15 +158,44 @@ func NewReaderFromCommand(filename string, filterCommand ...string) (*Reader, er
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}
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func _CanHighlight(filename string) bool {
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ext := filepath.Ext(filename)
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if len(ext) == 0 {
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extension := filepath.Ext(filename)
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if len(extension) <= 1 {
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// No extension or a single "."
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return false
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}
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// FIXME: Check file extension vs "highlight --list-scripts=langs" before
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// calling highlight, otherwise files with unsupported extensions (like
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// .log) get messed upp.
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return true
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// Remove leading dot from the extension
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extension = extension[1:]
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// Check file extension vs "highlight --list-scripts=langs" before calling
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// highlight, otherwise files with unsupported extensions (like .log) get
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// messed upp.
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highlight := exec.Command("highlight", "--list-scripts=langs")
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outBytes, err := highlight.CombinedOutput()
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if err != nil {
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return false
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}
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extensionMatcher := regexp.MustCompile("[^() ]+")
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outString := string(outBytes)
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outLines := strings.Split(outString, "\n")
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for _, line := range outLines {
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parts := strings.Split(line, ": ")
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if len(parts) < 2 {
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continue
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}
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// Pick out all extensions from this line
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for _, supportedExtension := range extensionMatcher.FindAllString(parts[1], -1) {
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if extension == supportedExtension {
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return true
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}
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}
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}
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// No match
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return false
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}
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// NewReaderFromFilename creates a new file reader
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@ -127,10 +127,8 @@ func TestGetLines(t *testing.T) {
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continue
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}
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if err := reader._Wait(); err != nil {
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/* FIXME: Re-enable this and fix the error that it uncovers
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t.Errorf("Error reading file <%s>: %s", file, err.Error())
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continue
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*/
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}
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_TestGetLines(t, reader)
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@ -168,9 +166,7 @@ func TestStatusText(t *testing.T) {
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panic(err)
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}
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if err := testMe._Wait(); err != nil {
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/* FIXME: Re-enable this and fix the problem it uncovers:
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panic(err)
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*/
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}
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statusText := testMe.GetLines(0, 0).statusText
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2
moar.go
2
moar.go
@ -47,6 +47,8 @@ func main() {
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printVersion := flag.Bool("version", false, "Prints the moar version number")
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// FIXME: Support --help
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// FIXME: Have --help warn / explain if highlight is not installed
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// FIXME: Have --help explain how to make moar your default pager
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// FIXME: Support --no-highlight
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