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Idiomatically determine all the characters that can be used for symbols: Difference between revisions

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Idiomatically determine all the characters that can be used for symbols (view source)

Revision as of 16:54, 19 January 2022

12,477 bytes added ,  2 years ago
m
→‎{{header|Phix}}: added syntax colouring, marked p2js incompatible
(→‎{{header|Haskell}}: added solution)
m (→‎{{header|Phix}}: added syntax colouring, marked p2js incompatible)
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=={{header|Phix}}==
Translation of AWK, extended with separation of ansi and utf8 handling
<!--<lang Phix>function run(string identnotonline)-->
<span style="color: #008080;">without</span> <span style="color: #008080;">js</span> <span style="color: #000080;font-style:italic;">-- file i/o, system_exec, \t and \r chars</span>
integer fn = open("test.exw","w")
<span style="color: #008080;">function</span> <span style="color: #000000;">run</span><span style="color: #0000FF;">(</span><span style="color: #004080;">string</span> <span style="color: #000000;">ident</span><span style="color: #0000FF;">)</span>
printf(fn,"object %s",ident)
<span style="color: #004080;">integer</span> <span style="color: #000000;">fn</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">open</span><span style="color: #0000FF;">(</span><span style="color: #008000;">"test.exw"</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"w"</span><span style="color: #0000FF;">)</span>
close(fn)
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">fn</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"object %s"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">ident</span><span style="color: #0000FF;">)</span>
return system_exec("p -batch test.exw")
<span style="color: #7060A8;">close</span><span style="color: #0000FF;">(</span><span style="color: #000000;">fn</span><span style="color: #0000FF;">)</span>
end function
<span style="color: #008080;">return</span> <span style="color: #7060A8;">system_exec</span><span style="color: #0000FF;">(</span><span style="color: #008000;">"p -batch test.exw"</span><span style="color: #0000FF;">)</span>
 
<span style="color: #008080;">end</span> <span style="color: #008080;">function</span>
function check(integer lo, hi)
string ok1 = "", ok2 = ""
<span style="color: #008080;">function</span> <span style="color: #000000;">check</span><span style="color: #0000FF;">(</span><span style="color: #004080;">integer</span> <span style="color: #000000;">lo</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">hi</span><span style="color: #0000FF;">)</span>
integer ng1 = 0, ng2 = 0
<span style="color: #004080;">string</span> <span style="color: #000000;">ok1</span> <span style="color: #0000FF;">=</span> <span style="color: #008000;">""</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">ok2</span> <span style="color: #0000FF;">=</span> <span style="color: #008000;">""</span>
for ch=lo to hi do
<span style="color: #004080;">integer</span> <span style="color: #000000;">ng1</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">ng2</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span>
printf(1,"%d/%d...\r",{ch,hi})
<span style="color: #008080;">for</span> <span style="color: #000000;">ch</span><span style="color: #0000FF;">=</span><span style="color: #000000;">lo</span> <span style="color: #008080;">to</span> <span style="color: #000000;">hi</span> <span style="color: #008080;">do</span>
if find(ch,"\t\r\n \0\x1A;") then
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"%d/%d...\r"</span><span style="color: #0000FF;">,{</span><span style="color: #000000;">ch</span><span style="color: #0000FF;">,</span><span style="color: #000000;">hi</span><span style="color: #0000FF;">})</span>
ng1 += 1
<span style="color: #008080;">if</span> <span style="color: #7060A8;">find</span><span style="color: #0000FF;">(</span><span style="color: #000000;">ch</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"\t\r\n \0\x1A;"</span><span style="color: #0000FF;">)</span> <span style="color: #008080;">then</span>
ng2 += 1
<span style="color: #000000;">ng1</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span>
else
<span style="color: #000000;">ng2</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span>
string c = sprintf("%c",ch)
<span if run(c)style==0 then ok1 &= c"color: #008080;">else ng1 += 1 end if</span>
<span style="color: #004080;">string</span> <span style="color: #000000;">c</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">sprintf</span><span style="color: #0000FF;">(</span><span style="color: #008000;">"%c"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">ch</span><span style="color: #0000FF;">)</span>
if run("_"&c)==0 then ok2 &= c else ng2 += 1 end if
<span style="color: #008080;">if</span> <span style="color: #000000;">run</span><span style="color: #0000FF;">(</span><span style="color: #000000;">c</span><span style="color: #0000FF;">)==</span><span style="color: #000000;">0</span> <span style="color: #008080;">then</span> <span style="color: #000000;">ok1</span> <span style="color: #0000FF;">&=</span> <span style="color: #000000;">c</span> <span style="color: #008080;">else</span> <span style="color: #000000;">ng1</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span> <span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
end if
<span style="color: #008080;">if</span> <span style="color: #000000;">run</span><span style="color: #0000FF;">(</span><span style="color: #008000;">"_"</span><span style="color: #0000FF;">&</span><span style="color: #000000;">c</span><span style="color: #0000FF;">)==</span><span style="color: #000000;">0</span> <span style="color: #008080;">then</span> <span style="color: #000000;">ok2</span> <span style="color: #0000FF;">&=</span> <span style="color: #000000;">c</span> <span style="color: #008080;">else</span> <span style="color: #000000;">ng2</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span> <span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
end for
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
return {{ng1,length(ok1),ok1},
<span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
{ng2,length(ok2),ok2}}
<span style="color: #008080;">return</span> <span style="color: #0000FF;">{{</span><span style="color: #000000;">ng1</span><span style="color: #0000FF;">,</span><span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">ok1</span><span style="color: #0000FF;">),</span><span style="color: #000000;">ok1</span><span style="color: #0000FF;">},</span>
end function
<span style="color: #0000FF;">{</span><span style="color: #000000;">ng2</span><span style="color: #0000FF;">,</span><span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">ok2</span><span style="color: #0000FF;">),</span><span style="color: #000000;">ok2</span><span style="color: #0000FF;">}}</span>
 
<span style="color: #008080;">end</span> <span style="color: #008080;">function</span>
sequence r = check(0,127)
printf(1,"ansi characters:\n===============\n")
<span style="color: #004080;">sequence</span> <span style="color: #000000;">r</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">check</span><span style="color: #0000FF;">(</span><span style="color: #000000;">0</span><span style="color: #0000FF;">,</span><span style="color: #000000;">127</span><span style="color: #0000FF;">)</span>
printf(1,"1st character: %d bad, %d OK %s\n",r[1])
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"ansi characters:\n===============\n"</span><span style="color: #0000FF;">)</span>
printf(1,"2nd..nth char: %d bad, %d OK %s\n\n",r[2])
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"1st character: %d bad, %d OK %s\n"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">r</span><span style="color: #0000FF;">[</span><span style="color: #000000;">1</span><span style="color: #0000FF;">])</span>
r = check(128,255)
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"2nd..nth char: %d bad, %d OK %s\n\n"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">r</span><span style="color: #0000FF;">[</span><span style="color: #000000;">2</span><span style="color: #0000FF;">])</span>
integer ok8 = 0, ng8 = 0
<span style="color: #000000;">r</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">check</span><span style="color: #0000FF;">(</span><span style="color: #000000;">128</span><span style="color: #0000FF;">,</span><span style="color: #000000;">255</span><span style="color: #0000FF;">)</span>
for i=#80 to #10FFFF do
<span style="color: #004080;">integer</span> <span style="color: #000000;">ok8</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span><span style="color: #0000FF;">,</span> <span style="color: #000000;">ng8</span> <span style="color: #0000FF;">=</span> <span style="color: #000000;">0</span>
if i<#D800 or i>#DFFF then
<span style="color: #008080;">for</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">=</span><span style="color: #000000;">#80</span> <span style="color: #008080;">to</span> <span style="color: #000000;">#10FFFF</span> <span style="color: #008080;">do</span>
printf(1,"#%x/#10FFFF...\r",i)
<span style="color: #008080;">if</span> <span style="color: #000000;">i</span><span style="color: #0000FF;"><</span><span style="color: #000000;">#D800</span> <span style="color: #008080;">or</span> <span style="color: #000000;">i</span><span style="color: #0000FF;">></span><span style="color: #000000;">#DFFF</span> <span style="color: #008080;">then</span>
string utf8 = utf32_to_utf8({i})
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"#%x/#10FFFF...\r"</span><span style="color: #0000FF;">,</span><span style="color: #000000;">i</span><span style="color: #0000FF;">)</span>
bool ok = true
<span style="color: #004080;">string</span> <span style="color: #000000;">utf8</span> <span style="color: #0000FF;">=</span> <span style="color: #7060A8;">utf32_to_utf8</span><span style="color: #0000FF;">({</span><span style="color: #000000;">i</span><span style="color: #0000FF;">})</span>
if not find(utf8[1],r[1][3]) then
<span style="color: #004080;">bool</span> <span style="color: #000000;">ok</span> <span style="color: #0000FF;">=</span> <span style="color: #004600;">true</span>
ok = false
<span style="color: #008080;">if</span> <span style="color: #008080;">not</span> <span style="color: #7060A8;">find</span><span style="color: #0000FF;">(</span><span style="color: #000000;">utf8</span><span style="color: #0000FF;">[</span><span style="color: #000000;">1</span><span style="color: #0000FF;">],</span><span style="color: #000000;">r</span><span style="color: #0000FF;">[</span><span style="color: #000000;">1</span><span style="color: #0000FF;">][</span><span style="color: #000000;">3</span><span style="color: #0000FF;">])</span> <span style="color: #008080;">then</span>
else
<span style="color: #000000;">ok</span> <span style="color: #0000FF;">=</span> <span style="color: #004600;">false</span>
for j=2 to length(utf8) do
<span style="color: #008080;">else</span>
if not find(utf8[j],r[2][3]) then
<span style="color: #008080;">for</span> <span style="color: #000000;">j</span><span style="color: #0000FF;">=</span><span style="color: #000000;">2</span> <span style="color: #008080;">to</span> <span style="color: #7060A8;">length</span><span style="color: #0000FF;">(</span><span style="color: #000000;">utf8</span><span style="color: #0000FF;">)</span> <span style="color: #008080;">do</span>
ok = false
<span style="color: #008080;">if</span> <span style="color: #008080;">not</span> <span style="color: #7060A8;">find</span><span style="color: #0000FF;">(</span><span style="color: #000000;">utf8</span><span style="color: #0000FF;">[</span><span style="color: #000000;">j</span><span style="color: #0000FF;">],</span><span style="color: #000000;">r</span><span style="color: #0000FF;">[</span><span style="color: #000000;">2</span><span style="color: #0000FF;">][</span><span style="color: #000000;">3</span><span style="color: #0000FF;">])</span> <span style="color: #008080;">then</span>
exit
<span style="color: #000000;">ok</span> <span style="color: #0000FF;">=</span> <span style="color: #004600;">false</span>
end if
<span style="color: #008080;">exit</span>
end for
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
end if
<span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
if ok then
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
ok8 += 1
<span style="color: #008080;">if</span> <span style="color: #000000;">ok</span> <span style="color: #008080;">then</span>
else
<span style="color: #000000;">ok8</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span>
ng8 += 1
<span style="color: #008080;">else</span>
end if
<span style="color: #000000;">ng8</span> <span style="color: #0000FF;">+=</span> <span style="color: #000000;">1</span>
end if
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
end for
<span style="color: #008080;">end</span> <span style="color: #008080;">if</span>
printf(1,"utf8 characters: \n===============\n")
<span style="color: #008080;">end</span> <span style="color: #008080;">for</span>
printf(1,"bad:%,d, good:%,d\n",{ng8,ok8})</lang>
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"utf8 characters: \n===============\n"</span><span style="color: #0000FF;">)</span>
<span style="color: #7060A8;">printf</span><span style="color: #0000FF;">(</span><span style="color: #000000;">1</span><span style="color: #0000FF;">,</span><span style="color: #008000;">"bad:%,d, good:%,d\n"</span><span style="color: #0000FF;">,{</span><span style="color: #000000;">ng8</span><span style="color: #0000FF;">,</span><span style="color: #000000;">ok8</span><span style="color: #0000FF;">})</span>
<!--</lang>-->
{{out}}
<pre>
Petelomax
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