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Add option to skip parsing underscores #5

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Add option to skip parsing underscores #5

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3 changes: 2 additions & 1 deletion options.go
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
package stripmd

type Options struct {
SkipImages bool
SkipImages bool // Remove images link
SkipUnderscores bool // Skip parsing underscores
}
6 changes: 4 additions & 2 deletions strip.go
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Original file line number Diff line number Diff line change
Expand Up @@ -50,8 +50,10 @@ func StripOptions(s string, opts Options) string {

res = emphReg.ReplaceAllString(res, "$1")
res = emphReg2.ReplaceAllString(res, "$1")
res = emphReg3.ReplaceAllString(res, "$1")
res = emphReg4.ReplaceAllString(res, "$1")
if !opts.SkipUnderscores {
res = emphReg3.ReplaceAllString(res, "$1")
res = emphReg4.ReplaceAllString(res, "$1")
}
res = htmlReg.ReplaceAllString(res, "$1")
res = setextHeaderReg.ReplaceAllString(res, "")
res = footnotesReg.ReplaceAllString(res, "")
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27 changes: 27 additions & 0 deletions strip_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,33 @@ You can even share code stuff.`
if res := Strip(in); res != out {
t.Errorf("Original:\n\n%s\n\nGot:\n\n%s", in, res)
}
// Test to skip images
in = "![Some image](https://write.as/favicon.ico)"
out = ""
if res := StripOptions(in, Options{SkipImages: true}); res != out {
t.Errorf("Original:\n\n%s\n\nGot:\n\n%s", in, res)
}

// Test for skipping single underscores
in = "_this is single emphasis_"
out = "_this is single emphasis_"
if res := StripOptions(in, Options{SkipUnderscores: true}); res != out {
t.Errorf("Original:\n\n%s\n\nGot:\n\n%s", in, res)
}
if res := Strip(in); res == out {
t.Errorf("Original:\n\n%s\n\nGot:\n\n%s", in, res)
}

// Test for skipping double underscores
in = "__this is double emphasis__"
out = "__this is double emphasis__"
if res := StripOptions(in, Options{SkipUnderscores: true}); res != out {
t.Errorf("Original:\n\n%s\n\nGot:\n\n%s", in, res)
}
if res := Strip(in); res == out {
t.Errorf("Original:\n\n%s\n\nGot:\n\n%s", in, res)
}

}

func ExampleStrip() {
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