initial commit

README.md

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+# Smart Whole line completion

exp.txt

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+
+fo
+bar
+bar
+hello
+bar
+hello
+hello
+f
+abcd
+fo
+hello
+fo
+bcd
+hello world and ha ha ha
+foo bar and ha ha ha
+xdfadf bar and ha ha he
+skafjds bar and ha ha ha
+hello ha ha ha
+foob and ha ha ha
+skafjds bar and ha ha ha
+
+

lc.vim

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+vim9script
+
+def GetMatch(b: string, l: string): list<any>
+    var s = b
+    while stridx(l, s) == -1
+        s = strpart(s, 1)
+        if strlen(s) == 0
+            return [0, ""]
+        endif
+    endwhile
+    const idx = stridx(l, s)
+    const slen = strlen(s)
+    return [slen, b .. strpart(l, idx + slen)]
+enddef
+
+export def WholeLineCompl(f: bool, b: string): any
+    if f
+        return 0
+    endif
+    return getline(0, '$')
+        ->sort()
+        ->uniq()
+        ->map( (_, v) => GetMatch(b, v) )
+        ->sort( (x, y) => y[0] - x[0] )
+        ->map( (_, v) => v[1] )
+enddef
+
+setlocal completefunc=WholeLineCompl