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synced 2024-12-24 11:48:42 -05:00
added some more keyboard shortcuts to io.read linemode
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@ -303,11 +303,21 @@ function buffer:read(...)
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end
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hIndex = math.max(math.min(hIndex,#self.history),0)
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end
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elseif char == "\8" then
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elseif char == "\8" then -- backspace
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if #buffer > 0 and pos <= #buffer then
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buffer = buffer:sub(1, (#buffer - pos)) .. buffer:sub((#buffer - pos) + 2)
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end
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elseif char == "\13" or char == "\10" or char == "\n" then
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elseif char == "\1" then -- ^A, go to start of line
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pos = buffer:len()+1
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elseif char == "\5" then -- ^E, go to end of line
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pos = 1
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elseif char == "\2" then -- ^B, back one word
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local nc = buffer:reverse():find(" ",pos+1)
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pos = nc or #buffer+1
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elseif char == "\6" then -- ^F, forward one word
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local nc = buffer:find(" ",math.max(#buffer-pos+3,0))
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pos = (nc and #buffer-nc+2) or 1
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elseif char == "\13" or char == "\10" or char == "\n" then -- return / newline
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io.write("\n")
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self.history[#self.history+1] = buffer
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if #self.history > (self.maxhistory or 16) then table.remove(self.history,1) end
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